Modified to communicate with open energy monitoring platform

Dependents:   Solid_Fuel_Energy_Monitor

Files at this revision

API Documentation at this revision

Comitter:
dswood
Date:
Fri Jan 07 12:15:14 2022 +0000
Commit message:
Heavily modified RFM69 to transmit and receive open energy monitor signals

Changed in this revision

RFM69.cpp Show annotated file Show diff for this revision Revisions of this file
RFM69.h Show annotated file Show diff for this revision Revisions of this file
RFM69registers.h Show annotated file Show diff for this revision Revisions of this file
diff -r 000000000000 -r 37f3683b3648 RFM69.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RFM69.cpp	Fri Jan 07 12:15:14 2022 +0000
@@ -0,0 +1,626 @@
+//Port of RFM69 from lowpowerlab
+//Sync'd Feb. 6, 2015
+//spi register read/write routines from Karl Zweimuller's RF22
+//
+//
+//
+// **********************************************************************************
+// Driver definition for HopeRF RFM69W/RFM69HW/RFM69CW/RFM69HCW, Semtech SX1231/1231H
+// **********************************************************************************
+// Copyright Felix Rusu (2014), felix@lowpowerlab.com
+// http://lowpowerlab.com/
+// **********************************************************************************
+// License
+// **********************************************************************************
+// This program is free software; you can redistribute it 
+// and/or modify it under the terms of the GNU General    
+// Public License as published by the Free Software       
+// Foundation; either version 3 of the License, or        
+// (at your option) any later version.                    
+//                                                        
+// This program is distributed in the hope that it will   
+// be useful, but WITHOUT ANY WARRANTY; without even the  
+// implied warranty of MERCHANTABILITY or FITNESS FOR A   
+// PARTICULAR PURPOSE. See the GNU General Public        
+// License for more details.                              
+//                                                        
+// You should have received a copy of the GNU General    
+// Public License along with this program.
+// If not, see <http://www.gnu.org/licenses/>.
+//                                                        
+// Licence can be viewed at                               
+// http://www.gnu.org/licenses/gpl-3.0.txt
+//
+// Please maintain this license information along with authorship
+// and copyright notices in any redistribution of this code
+// **********************************************************************************// RF22.cpp
+//
+// Copyright (C) 2011 Mike McCauley
+// $Id: RF22.cpp,v 1.17 2013/02/06 21:33:56 mikem Exp mikem $
+// ported to mbed by Karl Zweimueller
+
+
+#include "mbed.h"
+#include "RFM69.h"
+#include <RFM69registers.h>
+#include <SPI.h>
+
+volatile uint8_t RFM69::DATA[RF69_MAX_DATA_LEN];
+volatile uint8_t RFM69::_mode;        // current transceiver state
+volatile uint8_t RFM69::DATALEN;
+volatile uint8_t RFM69::SENDERID;
+volatile uint8_t RFM69::TARGETID;     // should match _address
+volatile uint8_t RFM69::PAYLOADLEN;
+volatile uint8_t RFM69::ACK_REQUESTED;
+volatile uint8_t RFM69::ACK_RECEIVED; // should be polled immediately after sending a packet with ACK request
+volatile int16_t RFM69::RSSI;          // most accurate RSSI during reception (closest to the reception)
+
+RFM69::RFM69(PinName mosi, PinName miso, PinName sclk, PinName slaveSelectPin, PinName interrupt): 
+      _slaveSelectPin(slaveSelectPin) ,  _spi(mosi, miso, sclk), _interrupt(interrupt) {
+ 
+    // Setup the spi for 8 bit data, high steady state clock,
+    // second edge capture, with a 1MHz clock rate
+    _spi.format(8,0);
+    _spi.frequency(4000000);
+    _mode = RF69_MODE_STANDBY;
+    _promiscuousMode = false;
+    _powerLevel = 31;
+}
+void RFM69::setNodeID(uint8_t nodeID)
+{
+	MyNodeID=nodeID;
+}
+
+bool RFM69::initialize(uint8_t freqBand, uint8_t nodeID, uint8_t networkID)
+{
+  //SS.printf("Init Start\n\r"); 
+  bool myresult=false;
+  setNodeID(nodeID);
+  MyNetworkID=networkID;
+    unsigned long start_to;
+  const uint8_t CONFIG[][2] =
+  {
+    /* 0x01 */ { REG_OPMODE, RF_OPMODE_SEQUENCER_ON | RF_OPMODE_LISTEN_OFF | RF_OPMODE_STANDBY },
+    /* 0x02 */ { REG_DATAMODUL, RF_DATAMODUL_DATAMODE_PACKET | RF_DATAMODUL_MODULATIONTYPE_FSK | RF_DATAMODUL_MODULATIONSHAPING_00 }, // no shaping
+    /* 0x03 */ { REG_BITRATEMSB, 0x02}, // Same as JeeLib
+    /* 0x04 */ { REG_BITRATELSB, 0x8a}, // 49261
+    /* 0x05 */ { REG_FDEVMSB, RF_FDEVMSB_90000}, // default: 5KHz, (FDEV + BitRate / 2 <= 500KHz)
+    /* 0x06 */ { REG_FDEVLSB, RF_FDEVLSB_90000},
+    {REG_FRFMSB,0x6c},
+    {REG_FRFMID,0x80},
+    {REG_FRFLSB,0x00},
+    /* 0x07 */ //{ REG_FRFMSB, (uint8_t) (freqBand==RF69_315MHZ ? RF_FRFMSB_315 : (freqBand==RF69_433MHZ ? RF_FRFMSB_434 : (freqBand==RF69_868MHZ ? RF_FRFMSB_868 : RF_FRFMSB_915))) },
+    /* 0x08 */ //{ REG_FRFMID, (uint8_t) (freqBand==RF69_315MHZ ? RF_FRFMID_315 : (freqBand==RF69_433MHZ ? RF_FRFMID_434 : (freqBand==RF69_868MHZ ? RF_FRFMID_868 : RF_FRFMID_915))) },
+    /* 0x09 */ //{ REG_FRFLSB, (uint8_t) (freqBand==RF69_315MHZ ? RF_FRFLSB_315 : (freqBand==RF69_433MHZ ? RF_FRFLSB_434 : (freqBand==RF69_868MHZ ? RF_FRFLSB_868 : RF_FRFLSB_915))) },
+
+    /* 0x0B */ { REG_AFCCTRL, RF_AFCCTRL_LOWBETA_ON },
+    // looks like PA1 and PA2 are not implemented on RFM69W, hence the max output power is 13dBm
+    // +17dBm and +20dBm are possible on RFM69HW
+    // +13dBm formula: Pout = -18 + OutputPower (with PA0 or PA1**)
+    // +17dBm formula: Pout = -14 + OutputPower (with PA1 and PA2)**
+    // +20dBm formula: Pout = -11 + OutputPower (with PA1 and PA2)** and high power PA settings (section 3.3.7 in datasheet)
+    /* 0x11 */ { REG_PALEVEL, RF_PALEVEL_PA0_ON | RF_PALEVEL_PA1_OFF | RF_PALEVEL_PA2_OFF | RF_PALEVEL_OUTPUTPOWER_11100},
+    /* 0x13 */ { REG_OCP, RF_OCP_ON | RF_OCP_TRIM_95 }, // over current protection (default is 95mA)
+
+    // RXBW defaults are { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_5} (RxBw: 10.4KHz)
+    /* 0x19 */ { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_16 | RF_RXBW_EXP_2 }, // (BitRate < 2 * RxBw)
+    /* 0x1e */ { REG_AFCFEI, RF_AFCFEI_FEI_START | RF_AFCFEI_AFCAUTOCLEAR_ON | RF_AFCFEI_AFCAUTO_ON},
+    //for BR-19200: /* 0x19 */ { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_3 },
+    /* 0x25 */ { REG_DIOMAPPING1, RF_DIOMAPPING1_DIO0_10 | RF_DIOMAPPING1_DIO3_01 | RF_DIOMAPPING1_DIO1_11}, // DIO0 is the only IRQ we're using
+    /* 0x26 */ { REG_DIOMAPPING2, RF_DIOMAPPING2_DIO5_11 | RF_DIOMAPPING2_CLKOUT_OFF }, // DIO5 ClkOut disable for power saving
+    /* 0x28 */ { REG_IRQFLAGS2, RF_IRQFLAGS2_FIFOOVERRUN }, // writing to this bit ensures that the FIFO & status flags are reset
+    /* 0x29 */ { REG_RSSITHRESH, 220 }, // must be set to dBm = (-Sensitivity / 2), default is 0xE4 = 228 so -114dBm
+    ///* 0x2D */ { REG_PREAMBLELSB, RF_PREAMBLESIZE_LSB_VALUE } // default 3 preamble bytes 0xAAAAAA
+    /* 0x2E */ { REG_SYNCCONFIG, RF_SYNC_ON | RF_SYNC_FIFOFILL_AUTO | RF_SYNC_SIZE_3 | RF_SYNC_TOL_0 },
+    /* 0x2F */ { REG_SYNCVALUE1, 0xAA },      // attempt to make this compatible with sync1 byte of RFM12B lib
+    /* 0x30 */ { REG_SYNCVALUE2, 0x2d }, // NETWORK ID
+    /* 0x31 */ { REG_SYNCVALUE3, networkID},
+    /* 0x37 */ { REG_PACKETCONFIG1, RF_PACKET1_FORMAT_FIXED | RF_PACKET1_DCFREE_OFF | RF_PACKET1_CRC_OFF | RF_PACKET1_CRCAUTOCLEAR_ON | RF_PACKET1_ADRSFILTERING_OFF },
+    /* 0x38 */ { REG_PAYLOADLENGTH, 0 }, // in variable length mode: the max frame size, not used in TX
+    ///* 0x39 */ { REG_NODEADRS, nodeID }, // turned off because we're not using address filtering
+    /* 0x3C */ { REG_FIFOTHRESH, RF_FIFOTHRESH_TXSTART_FIFONOTEMPTY | RF_FIFOTHRESH_VALUE }, // TX on FIFO not empty
+    /* 0x3D */ { REG_PACKETCONFIG2, RF_PACKET2_RXRESTARTDELAY_2BITS | RF_PACKET2_AUTORXRESTART_OFF | RF_PACKET2_AES_OFF }, // RXRESTARTDELAY must match transmitter PA ramp-down time (bitrate dependent)
+    //for BR-19200: /* 0x3D */ { REG_PACKETCONFIG2, RF_PACKET2_RXRESTARTDELAY_NONE | RF_PACKET2_AUTORXRESTART_ON | RF_PACKET2_AES_OFF }, // RXRESTARTDELAY must match transmitter PA ramp-down time (bitrate dependent)
+    /* 0x6F */ { REG_TESTDAGC, RF_DAGC_IMPROVED_LOWBETA1 }, // run DAGC continuously in RX mode for Fading Margin Improvement, recommended default for AfcLowBetaOn=0
+    {255, 0}
+  };
+// Timer for ms waits
+	t.start();
+     _slaveSelectPin = 1;
+
+    // Setup the spi for 8 bit data : 1RW-bit 7 adressbit and  8 databit
+    // second edge capture, with a 10MHz clock rate
+    _spi.format(8,0);
+    _spi.frequency(4000000);
+
+#define TIME_OUT 500
+   int j=0; 
+  start_to = t.read_ms() ;
+  
+  do writeReg(REG_SYNCVALUE1, 0xaa); while (readReg(REG_SYNCVALUE1) != 0xaa && t.read_ms()-start_to < TIME_OUT);
+  if (t.read_ms()-start_to >= TIME_OUT) return myresult;
+   //SS.printf("0xAA written\n\r");
+  // Set time out 
+  start_to = t.read_ms()  ;  
+	do writeReg(REG_SYNCVALUE1, 0x55); while (readReg(REG_SYNCVALUE1) != 0x55 && t.read_ms()-start_to < TIME_OUT);
+  if (t.read_ms()-start_to >= TIME_OUT) return myresult;
+  for (uint8_t i = 0; CONFIG[i][0] != 255; i++){
+    writeReg(CONFIG[i][0], CONFIG[i][1]);
+    j=readReg(CONFIG[i][0]);
+    //SS.printf("reg 0x%04x  Value 0x%04x read 0x%04x\n\r",CONFIG[i][0], CONFIG[i][1], j);
+  }// Encryption is persistent between resets and can trip you up during debugging.
+  // Disable it during initialization so we always start from a known state.
+  //encrypt(0);
+readAllRegs();
+  //setHighPower(_isRFM69HW); // called regardless if it's a RFM69W or RFM69HW
+  //setMode(RF69_MODE_STANDBY);
+    // Set up interrupt handler
+	start_to = t.read_ms() ;
+	while (((readReg(REG_IRQFLAGS1) & RF_IRQFLAGS1_MODEREADY) == 0x00) && t.read_ms()-start_to < TIME_OUT); // Wait for ModeReady
+  if (t.read_ms()-start_to >= TIME_OUT) return myresult;
+
+    _interrupt.rise(this, &RFM69::isr0);
+  myresult=true;
+  _address = nodeID;
+   return myresult;
+}
+
+
+// return the frequency (in Hz)
+uint16_t crc16(uint16_t crc, uint8_t a)
+{
+int i;
+
+crc ^= a;
+for (i = 0; i < 8; ++i)
+ {
+  if (crc & 1)
+  crc = (crc >> 1) ^ 0xA001;
+  else
+  crc = (crc >> 1);
+ }
+
+return crc;
+}
+uint32_t RFM69::getFrequency()
+{
+  return RF69_FSTEP * (((uint32_t) readReg(REG_FRFMSB) << 16) + ((uint16_t) readReg(REG_FRFMID) << 8) + readReg(REG_FRFLSB));
+}
+
+// set the frequency (in Hz)
+void RFM69::setFrequency(uint32_t freqHz)
+{
+  uint8_t oldMode = _mode;
+  if (oldMode == RF69_MODE_TX) {
+    setMode(RF69_MODE_RX);
+  }
+  freqHz /= RF69_FSTEP; // divide down by FSTEP to get FRF
+  writeReg(REG_FRFMSB, freqHz >> 16);
+  writeReg(REG_FRFMID, freqHz >> 8);
+  writeReg(REG_FRFLSB, freqHz);
+  if (oldMode == RF69_MODE_RX) {
+    setMode(RF69_MODE_SYNTH);
+  }
+  setMode(oldMode);
+}
+
+void RFM69::setMode(uint8_t newMode)
+{
+  if (newMode == _mode)
+    return;
+
+  switch (newMode) {
+    case RF69_MODE_TX:
+      writeReg(REG_OPMODE, (readReg(REG_OPMODE) & 0xE3) | RF_OPMODE_TRANSMITTER);
+      if (_isRFM69HW) setHighPowerRegs(true);
+      break;
+    case RF69_MODE_RX:
+      writeReg(REG_OPMODE, (readReg(REG_OPMODE) & 0xE3) | RF_OPMODE_RECEIVER);
+      if (_isRFM69HW) setHighPowerRegs(false);
+      break;
+    case RF69_MODE_SYNTH:
+      writeReg(REG_OPMODE, (readReg(REG_OPMODE) & 0xE3) | RF_OPMODE_SYNTHESIZER);
+      break;
+    case RF69_MODE_STANDBY:
+      writeReg(REG_OPMODE, (readReg(REG_OPMODE) & 0xE3) | RF_OPMODE_STANDBY);
+      break;
+    case RF69_MODE_SLEEP:
+      writeReg(REG_OPMODE, (readReg(REG_OPMODE) & 0xE3) | RF_OPMODE_SLEEP);
+      break;
+    default:
+      return;
+  }
+
+  // we are using packet mode, so this check is not really needed
+  // but waiting for mode ready is necessary when going from sleep because the FIFO may not be immediately available from previous mode
+  while (_mode == RF69_MODE_SLEEP && (readReg(REG_IRQFLAGS1) & RF_IRQFLAGS1_MODEREADY) == 0x00); // wait for ModeReady
+  _mode = newMode;
+}
+
+void RFM69::sleep(bool onOFF) {
+  if (onOFF) setMode(RF69_MODE_SLEEP);
+  else setMode(RF69_MODE_STANDBY);
+}
+
+void RFM69::setAddress(uint8_t addr)
+{
+  _address = addr;
+  writeReg(REG_NODEADRS, _address);
+}
+
+void RFM69::setNetwork(uint8_t networkID)
+{
+  writeReg(REG_SYNCVALUE2, networkID);
+}
+
+// set output power: 0 = min, 31 = max
+// this results in a "weaker" transmitted signal, and directly results in a lower RSSI at the receiver
+void RFM69::setPowerLevel(uint8_t powerLevel)
+{
+  _powerLevel = powerLevel;
+  writeReg(REG_PALEVEL, (readReg(REG_PALEVEL) & 0xE0) | (_powerLevel > 31 ? 31 : _powerLevel));
+}
+
+bool RFM69::canSend()
+{
+  if (_mode == RF69_MODE_RX && PAYLOADLEN == 0 && readRSSI() < CSMA_LIMIT) // if signal stronger than -100dBm is detected assume channel activity
+  {
+    setMode(RF69_MODE_STANDBY);
+    return true;
+  }
+  return false;
+}
+
+void RFM69::send(uint8_t toAddress, const void* buffer, uint8_t bufferSize, bool requestACK)
+{
+  writeReg(REG_PACKETCONFIG2, (readReg(REG_PACKETCONFIG2) & 0xFB) | RF_PACKET2_RXRESTART); // avoid RX deadlocks
+  uint32_t now = t.read_ms();
+  while (!canSend() && t.read_ms() - now < RF69_CSMA_LIMIT_MS) receiveDone();
+	      sendFrame(toAddress, buffer, bufferSize, requestACK, false);
+}
+
+// to increase the chance of getting a packet across, call this function instead of send
+// and it handles all the ACK requesting/retrying for you :)
+// The only twist is that you have to manually listen to ACK requests on the other side and send back the ACKs
+// The reason for the semi-automaton is that the lib is interrupt driven and
+// requires user action to read the received data and decide what to do with it
+// replies usually take only 5..8ms at 50kbps@915MHz
+bool RFM69::sendWithRetry(uint8_t toAddress, const void* buffer, uint8_t bufferSize, uint8_t retries, uint8_t retryWaitTime) {
+  uint32_t sentTime;
+  for (uint8_t i = 0; i <= retries; i++)
+  {
+    send(toAddress, buffer, bufferSize, true);
+    sentTime = t.read_ms();
+    while (t.read_ms() - sentTime < retryWaitTime)
+    {
+      if (ACKReceived(toAddress))
+      {
+        //Serial.print(" ~ms:"); Serial.print(t.read_ms() - sentTime);
+        return true;
+      }
+    }
+    //Serial.print(" RETRY#"); Serial.println(i + 1);
+  }
+  return false;
+}
+
+// should be polled immediately after sending a packet with ACK request
+bool RFM69::ACKReceived(uint8_t fromNodeID) {
+  if (receiveDone())
+    return (SENDERID == fromNodeID || fromNodeID == RF69_BROADCAST_ADDR) && ACK_RECEIVED;
+  return false;
+}
+
+// check whether an ACK was requested in the last received packet (non-broadcasted packet)
+bool RFM69::ACKRequested() {
+  return ACK_REQUESTED && (TARGETID != RF69_BROADCAST_ADDR);
+}
+
+// should be called immediately after reception in case sender wants ACK
+void RFM69::sendACK(const void* buffer, uint8_t bufferSize) {
+  uint8_t sender = SENDERID;
+  int16_t _RSSI = RSSI; // save payload received RSSI value
+  writeReg(REG_PACKETCONFIG2, (readReg(REG_PACKETCONFIG2) & 0xFB) | RF_PACKET2_RXRESTART); // avoid RX deadlocks
+  uint32_t now = t.read_ms();
+  while (!canSend() && t.read_ms() - now < RF69_CSMA_LIMIT_MS) receiveDone();
+  sendFrame(sender, buffer, bufferSize, false, true);
+  RSSI = _RSSI; // restore payload RSSI
+}
+
+void RFM69::sendFrame(uint8_t toAddress, const void* buffer, uint8_t bufferSize, bool requestACK, bool sendACK)
+{
+ // Serial Ser(USBTX,USBRX);
+ // Ser.baud(115200);
+  char MyBuff[50];
+  int TXStart = t.read_ms() ;
+  //Ser.printf("sendFrame address %d size %d\n\r",toAddress,bufferSize);
+  setMode(RF69_MODE_STANDBY); // turn off receiver to prevent reception while filling fifo
+  while ((readReg(REG_IRQFLAGS1) & RF_IRQFLAGS1_MODEREADY) == 0x00)wait_us(10); // wait for ModeReady
+  writeReg(REG_DIOMAPPING1, RF_DIOMAPPING1_DIO0_00); // DIO0 is "Packet Sent"
+  //if (bufferSize > RF69_MAX_DATA_LEN) bufferSize = RF69_MAX_DATA_LEN;
+uint8_t txstate = 0, i = 0,next=0,j=0;
+uint16_t crc=crc16(0xffff,MyNetworkID);
+uint8_t parity=MyNetworkID^(MyNetworkID<<4);
+parity=parity^(parity<<2);//2 bit even parity in bit 6 and 7 msb
+fifoFlush();
+setMode(RF69_MODE_TX);
+//while (readReg(REG_IRQFLAGS1 & RF_IRQFLAGS1_MODEREADY)  == 0x00 && t.read_ms()-TXStart < TIME_OUT)
+//{
+//wait_us(10);
+//}
+//Ser.printf("Reg val %d \n\r",bufferSize);
+while(txstate < 7)
+{
+  
+  if ((readReg(REG_IRQFLAGS2) & RF_IRQFLAGS2_FIFOFULL) == 0)
+  {
+    switch(txstate)
+    { 
+      case 0: next=MyNodeID ; txstate++; break;
+      case 1: next=(bufferSize); txstate++; break;
+      case 2: next=((uint8_t*)buffer)[i++]; if(i==bufferSize) txstate++; break;
+      case 3: next=(uint8_t)crc; txstate++; break;
+      case 4: next=(uint8_t)(crc>>8); txstate++; break;
+      case 5:
+      case 6: next=0xAA; txstate++; break; // dummy bytes (if < 2, locks up)
+    }
+    if(txstate<4) crc = crc16(crc, next);
+    writeReg(REG_FIFO, next);
+    MyBuff[j++]=next;
+    //Ser.printf("state %d count %d Data %d \n\r",txstate,i,next);
+  }
+  else {
+    wait_us(100);// fifo is full wait until it is transmitted
+  }
+}
+//Ser.printf("length %d \n\r",j);
+for (i=0; i<j; i++)
+{
+ // Ser.printf("count %d val %d\n\r",i,MyBuff[i]);
+}
+//setMode(RF69_MODE_TX);
+//writeReg(REG_OPMODE, (readReg(REG_OPMODE) & 0xE3) | RF_OPMODE_TRANSMITTER);
+while (_interrupt == 0 && t.read_ms() - TXStart < RF69_TX_LIMIT_MS)wait_us(10); // wait for DIO0 to turn HIGH signalling transmission finish
+setMode(RF69_MODE_STANDBY);
+//writeReg(REG_DIOMAPPING1, RF_DIOMAPPING1_DIO0_00);
+ /*// control byte
+  uint8_t CTLbyte = 0x00;
+  if (sendACK)
+    CTLbyte = 0x80;
+  else if (requestACK)
+    CTLbyte = 0x40;
+
+   select();
+   _spi.write(REG_FIFO | 0x80); 
+    _spi.write(bufferSize + 3);
+   _spi.write(toAddress);
+   _spi.write(_address);
+   _spi.write(CTLbyte);
+ 
+  for (uint8_t i = 0; i < bufferSize; i++)
+     _spi.write(((uint8_t*) buffer)[i]);
+  unselect();
+
+  // no need to wait for transmit mode to be ready since its handled by the radio
+  setMode(RF69_MODE_TX);
+  uint32_t txStart = t.read_ms();
+  while (_interrupt == 0 && t.read_ms() - txStart < RF69_TX_LIMIT_MS); // wait for DIO0 to turn HIGH signalling transmission finish
+  //while (readReg(REG_IRQFLAGS2) & RF_IRQFLAGS2_PACKETSENT == 0x00); // wait for ModeReady
+  setMode(RF69_MODE_STANDBY);
+*/
+  
+}
+// ON  = disable filtering to capture all frames on network
+// OFF = enable node/broadcast filtering to capture only frames sent to this/broadcast address
+void RFM69::promiscuous(bool onOff) {
+  _promiscuousMode = onOff;
+  //writeReg(REG_PACKETCONFIG1, (readReg(REG_PACKETCONFIG1) & 0xF9) | (onOff ? RF_PACKET1_ADRSFILTERING_OFF : RF_PACKET1_ADRSFILTERING_NODEBROADCAST));
+}
+
+void RFM69::setHighPower(bool onOff) {
+  _isRFM69HW = onOff;
+  writeReg(REG_OCP, _isRFM69HW ? RF_OCP_OFF : RF_OCP_ON);
+  if (_isRFM69HW) // turning ON
+    writeReg(REG_PALEVEL, (readReg(REG_PALEVEL) & 0x1F) | RF_PALEVEL_PA1_ON | RF_PALEVEL_PA2_ON); // enable P1 & P2 amplifier stages
+  else
+    writeReg(REG_PALEVEL, RF_PALEVEL_PA0_ON | RF_PALEVEL_PA1_OFF | RF_PALEVEL_PA2_OFF | _powerLevel); // enable P0 only
+}
+
+void RFM69::setHighPowerRegs(bool onOff) {
+  writeReg(REG_TESTPA1, onOff ? 0x5D : 0x55);
+  writeReg(REG_TESTPA2, onOff ? 0x7C : 0x70);
+}
+
+/*
+void RFM69::setCS(uint8_t newSPISlaveSelect) {
+    DigitalOut _slaveSelectPin(newSPISlaveSelect);
+    _slaveSelectPin = 1;
+}
+*/
+// for debugging
+void RFM69::readAllRegs( )
+{
+  uint8_t regVal,regAddr;
+
+  for (regAddr = 1; regAddr <= 0x4F; regAddr++)
+  {
+    select();
+    _spi.write(regAddr & 0x7F); // send address + r/w bit
+    regVal = _spi.write(0);
+     //SD.printf("ADDR 0x%02x  REG 0x%02x \n\r",regAddr,regVal);
+ /*   Serial.print(regAddr, HEX);
+    Serial.print(" - ");
+    Serial.print(regVal,HEX);
+    Serial.print(" - ");
+    Serial.println(regVal,BIN);*/
+    unselect();
+  }
+  
+}
+
+uint8_t RFM69::readTemperature(int8_t calFactor) // returns centigrade
+{
+   uint8_t oldMode = _mode;
+ 
+  setMode(RF69_MODE_STANDBY);
+  writeReg(REG_TEMP1, RF_TEMP1_MEAS_START);
+  while ((readReg(REG_TEMP1) & RF_TEMP1_MEAS_RUNNING));
+  setMode(oldMode);
+
+  return ~readReg(REG_TEMP2) + COURSE_TEMP_COEF + calFactor; // 'complement' corrects the slope, rising temp = rising val
+} // COURSE_TEMP_COEF puts reading in the ballpark, user can add additional correction
+
+void RFM69::rcCalibration()
+{
+  writeReg(REG_OSC1, RF_OSC1_RCCAL_START);
+  while ((readReg(REG_OSC1) & RF_OSC1_RCCAL_DONE) == 0x00);
+}
+// C++ level interrupt handler for this instance
+void RFM69::interruptHandler() {
+
+  if (_mode == RF69_MODE_RX && (readReg(REG_IRQFLAGS2) & RF_IRQFLAGS2_PAYLOADREADY))
+  {
+    setMode(RF69_MODE_STANDBY);
+    select();
+
+    _spi.write(REG_FIFO & 0x7F);
+    PAYLOADLEN = _spi.write(0);
+    PAYLOADLEN = PAYLOADLEN > 66 ? 66 : PAYLOADLEN; // precaution
+    TARGETID = _spi.write(0);
+    if(!(_promiscuousMode || TARGETID == _address || TARGETID == RF69_BROADCAST_ADDR) // match this node's address, or broadcast address or anything in promiscuous mode
+       || PAYLOADLEN < 3) // address situation could receive packets that are malformed and don't fit this libraries extra fields
+    {
+      PAYLOADLEN = 0;
+      unselect();
+      receiveBegin();
+      return;
+    }
+
+    DATALEN = PAYLOADLEN - 3;
+    SENDERID = _spi.write(0);
+    uint8_t CTLbyte = _spi.write(0);
+
+    ACK_RECEIVED = CTLbyte & 0x80; // extract ACK-received flag
+    ACK_REQUESTED = CTLbyte & 0x40; // extract ACK-requested flag
+
+    for (uint8_t i = 0; i < DATALEN; i++)
+    {
+      DATA[i] = _spi.write(0);
+    }
+    if (DATALEN < RF69_MAX_DATA_LEN) DATA[DATALEN] = 0; // add null at end of string
+    unselect();
+    setMode(RF69_MODE_RX);
+  }
+  RSSI = readRSSI();
+}
+
+
+// These are low level functions that call the interrupt handler for the correct instance of RFM69.
+void RFM69::isr0()
+{
+     interruptHandler();
+}
+void RFM69::receiveBegin() {
+  DATALEN = 0;
+  SENDERID = 0;
+  TARGETID = 0;
+  PAYLOADLEN = 0;
+  ACK_REQUESTED = 0;
+  ACK_RECEIVED = 0;
+  RSSI = 0;
+  if (readReg(REG_IRQFLAGS2) & RF_IRQFLAGS2_PAYLOADREADY)
+    writeReg(REG_PACKETCONFIG2, (readReg(REG_PACKETCONFIG2) & 0xFB) | RF_PACKET2_RXRESTART); // avoid RX deadlocks
+  writeReg(REG_DIOMAPPING1, RF_DIOMAPPING1_DIO0_01); // set DIO0 to "PAYLOADREADY" in receive mode
+  setMode(RF69_MODE_RX);
+  _interrupt.enable_irq();
+}
+
+bool RFM69::receiveDone() {
+  _interrupt.disable_irq();  // re-enabled in unselect() via setMode() or via receiveBegin()
+  if (_mode == RF69_MODE_RX && PAYLOADLEN > 0)
+  {
+    setMode(RF69_MODE_STANDBY); // enables interrupts
+    return true;
+  }
+  else if (_mode == RF69_MODE_RX) // already in RX no payload yet
+  {
+   _interrupt.enable_irq(); // explicitly re-enable interrupts
+    return false;
+  }
+  receiveBegin();
+  return false;
+}
+
+// To enable encryption: radio.encrypt("ABCDEFGHIJKLMNOP");
+// To disable encryption: radio.encrypt(null) or radio.encrypt(0)
+// KEY HAS TO BE 16 bytes !!!
+void RFM69::encrypt(const char* key) {
+  setMode(RF69_MODE_STANDBY);
+  if (key != 0)
+  {
+    select();
+    _spi.write(REG_AESKEY1 | 0x80);
+    for (uint8_t i = 0; i < 16; i++)
+      _spi.write(key[i]);
+    unselect();
+  }
+  writeReg(REG_PACKETCONFIG2, (readReg(REG_PACKETCONFIG2) & 0xFE) | (key ? 1 : 0));
+}
+
+int16_t RFM69::readRSSI(bool forceTrigger) {
+  int16_t rssi = 0;
+  if (forceTrigger)
+  {
+    // RSSI trigger not needed if DAGC is in continuous mode
+    writeReg(REG_RSSICONFIG, RF_RSSI_START);
+    while ((readReg(REG_RSSICONFIG) & RF_RSSI_DONE) == 0x00); // wait for RSSI_Ready
+  }
+  rssi = -readReg(REG_RSSIVALUE);
+  rssi >>= 1;
+  return rssi;
+}
+
+uint8_t RFM69::readReg(uint8_t addr)
+{
+    select();
+    _spi.write(addr & 0x7F); // Send the address with the write mask off
+    uint8_t val = _spi.write(0); // The written value is ignored, reg value is read
+    unselect();
+    return val;
+}
+
+void RFM69::writeReg(uint8_t addr, uint8_t value)
+{
+    select();
+    _spi.write(addr | 0x80); // Send the address with the write mask on
+    _spi.write(value); // New value follows
+    unselect();
+ }
+
+// select the transceiver
+void RFM69::select() {
+   _interrupt.disable_irq();    // Disable Interrupts
+/*  // set RFM69 SPI settings
+  SPI.setDataMode(SPI_MODE0);
+  SPI.setBitOrder(MSBFIRST);
+  SPI.setClockDivider(SPI_CLOCK_DIV4); // decided to slow down from DIV2 after SPI stalling in some instances, especially visible on mega1284p when RFM69 and FLASH chip both present  */
+   _slaveSelectPin = 0;
+}
+
+// UNselect the transceiver chip
+void RFM69::unselect() {
+    _slaveSelectPin = 1;
+    _interrupt.enable_irq();     // Enable Interrupts
+}
+void RFM69::sendWait()
+    {
+     while (readReg(REG_IRQFLAGS2) & RF_IRQFLAGS2_PACKETSENT)
+     {
+       wait_ms(1);
+     };  
+}
+void RFM69::fifoFlush()
+{
+  while (readReg(REG_IRQFLAGS2) & (RF_IRQFLAGS2_FIFONOTEMPTY | RF_IRQFLAGS2_FIFOOVERRUN))
+        readReg(REG_FIFO);
+}
\ No newline at end of file
diff -r 000000000000 -r 37f3683b3648 RFM69.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RFM69.h	Fri Jan 07 12:15:14 2022 +0000
@@ -0,0 +1,126 @@
+// **********************************************************************************
+// Driver definition for HopeRF RFM69W/RFM69HW/RFM69CW/RFM69HCW, Semtech SX1231/1231H
+// **********************************************************************************
+// Copyright Felix Rusu (2014), felix@lowpowerlab.com
+// http://lowpowerlab.com/
+// **********************************************************************************
+// License
+// **********************************************************************************
+// This program is free software; you can redistribute it 
+// and/or modify it under the terms of the GNU General    
+// Public License as published by the Free Software       
+// Foundation; either version 3 of the License, or        
+// (at your option) any later version.                    
+//                                                        
+// This program is distributed in the hope that it will   
+// be useful, but WITHOUT ANY WARRANTY; without even the  
+// implied warranty of MERCHANTABILITY or FITNESS FOR A   
+// PARTICULAR PURPOSE. See the GNU General Public        
+// License for more details.                              
+//                                                        
+// You should have received a copy of the GNU General    
+// Public License along with this program.
+// If not, see <http://www.gnu.org/licenses/>.
+//                                                        
+// Licence can be viewed at                               
+// http://www.gnu.org/licenses/gpl-3.0.txt
+//
+// Please maintain this license information along with authorship
+// and copyright notices in any redistribution of this code
+// **********************************************************************************
+#ifndef RFM69_h
+#define RFM69_h
+#include <mbed.h>            // assumes Arduino IDE v1.0 or greater
+
+#define RF69_MAX_DATA_LEN       61 // to take advantage of the built in AES/CRC we want to limit the frame size to the internal FIFO size (66 bytes - 3 bytes overhead - 2 bytes crc)
+//#define RF69_SPI_CS             SS // SS is the SPI slave select pin, for instance D10 on ATmega328
+
+#define CSMA_LIMIT              -90 // upper RX signal sensitivity threshold in dBm for carrier sense access
+#define RF69_MODE_SLEEP         0 // XTAL OFF
+#define RF69_MODE_STANDBY       1 // XTAL ON
+#define RF69_MODE_SYNTH         2 // PLL ON
+#define RF69_MODE_RX            3 // RX MODE
+#define RF69_MODE_TX            4 // TX MODE
+
+// available frequency bands
+#define RF69_315MHZ            31 // non trivial values to avoid misconfiguration
+#define RF69_433MHZ            43
+#define RF69_868MHZ            86
+#define RF69_915MHZ            91
+
+#define null                  0
+#define COURSE_TEMP_COEF    -90 // puts the temperature reading in the ballpark, user can fine tune the returned value
+#define RF69_BROADCAST_ADDR 255
+#define RF69_CSMA_LIMIT_MS 1000
+#define RF69_TX_LIMIT_MS   1000
+#define RF69_FSTEP  61.03515625 // == FXOSC / 2^19 = 32MHz / 2^19 (p13 in datasheet)
+
+class RFM69 {
+  public:
+    static volatile uint8_t DATA[RF69_MAX_DATA_LEN]; // recv/xmit buf, including header & crc bytes
+    static volatile uint8_t DATALEN;
+    static volatile uint8_t SENDERID;
+    static volatile uint8_t TARGETID; // should match _address
+    static volatile uint8_t PAYLOADLEN;
+    static volatile uint8_t ACK_REQUESTED;
+    static volatile uint8_t ACK_RECEIVED; // should be polled immediately after sending a packet with ACK request
+    static volatile int16_t RSSI; // most accurate RSSI during reception (closest to the reception)
+    static volatile uint8_t _mode; // should be protected?  
+ 
+    
+    RFM69(PinName mosi, PinName miso, PinName sclk, PinName slaveSelectPin, PinName interrupt);
+
+    bool initialize(uint8_t freqBand, uint8_t ID, uint8_t networkID=1);
+    void setAddress(uint8_t addr);
+    void setNetwork(uint8_t networkID);
+    bool canSend();
+    void send(uint8_t toAddress, const void* buffer, uint8_t bufferSize, bool requestACK=false);
+    bool sendWithRetry(uint8_t toAddress, const void* buffer, uint8_t bufferSize, uint8_t retries=2, uint8_t retryWaitTime=40); // 40ms roundtrip req for 61byte packets
+    bool receiveDone();
+    bool ACKReceived(uint8_t fromNodeID);
+    bool ACKRequested();
+    void sendACK(const void* buffer = "", uint8_t bufferSize=0);
+    uint32_t getFrequency();
+    void setFrequency(uint32_t freqHz);
+    void encrypt(const char* key);
+//    void setCS(uint8_t newSPISlaveSelect);
+    int16_t readRSSI(bool forceTrigger=false);
+    void promiscuous(bool onOff=true);
+    void setHighPower(bool onOFF=true); // has to be called after initialize() for RFM69HW
+    void setPowerLevel(uint8_t level); // reduce/increase transmit power level
+    void sleep(bool onOFF=true);
+    uint8_t readTemperature(int8_t calFactor=0); // get CMOS temperature (8bit)
+    void rcCalibration(); // calibrate the internal RC oscillator for use in wide temperature variations - see datasheet section [4.3.5. RC Timer Accuracy]
+
+    // allow hacking registers by making these public
+    uint8_t readReg(uint8_t addr);
+    void writeReg(uint8_t addr, uint8_t val);
+    void readAllRegs();
+    void sendWait();
+    void setNodeID(uint8_t nodeID);
+
+  protected:
+    void isr0();
+    void virtual interruptHandler();
+    void sendFrame(uint8_t toAddress, const void* buffer, uint8_t size, bool requestACK=false, bool sendACK=false);
+    void fifoFlush();
+
+    static RFM69* selfPointer;
+    DigitalOut _slaveSelectPin;
+    InterruptIn _interrupt;
+    uint8_t _address;
+    Timer t;
+    bool _promiscuousMode;
+    uint8_t _powerLevel;
+    bool _isRFM69HW;
+    SPI _spi;
+    void receiveBegin();
+    void setMode(uint8_t mode);
+    void setHighPowerRegs(bool onOff);
+    void select();
+    void unselect();
+    uint8_t MyNodeID;
+    uint8_t MyNetworkID;
+};
+
+#endif
diff -r 000000000000 -r 37f3683b3648 RFM69registers.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RFM69registers.h	Fri Jan 07 12:15:14 2022 +0000
@@ -0,0 +1,1109 @@
+// **********************************************************************************
+// Registers used in driver definition for HopeRF RFM69W/RFM69HW, Semtech SX1231/1231H
+// **********************************************************************************
+// Copyright Felix Rusu (2015), felix@lowpowerlab.com
+// http://lowpowerlab.com/
+// **********************************************************************************
+// License
+// **********************************************************************************
+// This program is free software; you can redistribute it 
+// and/or modify it under the terms of the GNU General    
+// Public License as published by the Free Software       
+// Foundation; either version 2 of the License, or        
+// (at your option) any later version.                    
+//                                                        
+// This program is distributed in the hope that it will   
+// be useful, but WITHOUT ANY WARRANTY; without even the  
+// implied warranty of MERCHANTABILITY or FITNESS FOR A   
+// PARTICULAR PURPOSE.  See the GNU General Public        
+// License for more details.                              
+//                                                        
+// You should have received a copy of the GNU General    
+// Public License along with this program; if not, write 
+// to the Free Software Foundation, Inc.,                
+// 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//                                                        
+// Licence can be viewed at                               
+// http://www.fsf.org/licenses/gpl.txt                    
+//
+// Please maintain this license information along with authorship
+// and copyright notices in any redistribution of this code
+// **********************************************************************************
+// RFM69/SX1231 Internal registers addresses
+//**************************************************
+#define REG_FIFO          0x00
+#define REG_OPMODE        0x01
+#define REG_DATAMODUL     0x02
+#define REG_BITRATEMSB    0x03
+#define REG_BITRATELSB    0x04
+#define REG_FDEVMSB       0x05
+#define REG_FDEVLSB       0x06
+#define REG_FRFMSB        0x07
+#define REG_FRFMID        0x08
+#define REG_FRFLSB        0x09
+#define REG_OSC1          0x0A
+#define REG_AFCCTRL       0x0B
+#define REG_LOWBAT        0x0C
+#define REG_LISTEN1       0x0D
+#define REG_LISTEN2       0x0E
+#define REG_LISTEN3       0x0F
+#define REG_VERSION       0x10
+#define REG_PALEVEL       0x11
+#define REG_PARAMP        0x12
+#define REG_OCP           0x13
+#define REG_AGCREF        0x14  // not present on RFM69/SX1231
+#define REG_AGCTHRESH1    0x15  // not present on RFM69/SX1231
+#define REG_AGCTHRESH2    0x16  // not present on RFM69/SX1231
+#define REG_AGCTHRESH3    0x17  // not present on RFM69/SX1231
+#define REG_LNA           0x18
+#define REG_RXBW          0x19
+#define REG_AFCBW         0x1A
+#define REG_OOKPEAK       0x1B
+#define REG_OOKAVG        0x1C
+#define REG_OOKFIX        0x1D
+#define REG_AFCFEI        0x1E
+#define REG_AFCMSB        0x1F
+#define REG_AFCLSB        0x20
+#define REG_FEIMSB        0x21
+#define REG_FEILSB        0x22
+#define REG_RSSICONFIG    0x23
+#define REG_RSSIVALUE     0x24
+#define REG_DIOMAPPING1   0x25
+#define REG_DIOMAPPING2   0x26
+#define REG_IRQFLAGS1     0x27
+#define REG_IRQFLAGS2     0x28
+#define REG_RSSITHRESH    0x29
+#define REG_RXTIMEOUT1    0x2A
+#define REG_RXTIMEOUT2    0x2B
+#define REG_PREAMBLEMSB   0x2C
+#define REG_PREAMBLELSB   0x2D
+#define REG_SYNCCONFIG    0x2E
+#define REG_SYNCVALUE1    0x2F
+#define REG_SYNCVALUE2    0x30
+#define REG_SYNCVALUE3    0x31
+#define REG_SYNCVALUE4    0x32
+#define REG_SYNCVALUE5    0x33
+#define REG_SYNCVALUE6    0x34
+#define REG_SYNCVALUE7    0x35
+#define REG_SYNCVALUE8    0x36
+#define REG_PACKETCONFIG1 0x37
+#define REG_PAYLOADLENGTH 0x38
+#define REG_NODEADRS      0x39
+#define REG_BROADCASTADRS 0x3A
+#define REG_AUTOMODES     0x3B
+#define REG_FIFOTHRESH    0x3C
+#define REG_PACKETCONFIG2 0x3D
+#define REG_AESKEY1       0x3E
+#define REG_AESKEY2       0x3F
+#define REG_AESKEY3       0x40
+#define REG_AESKEY4       0x41
+#define REG_AESKEY5       0x42
+#define REG_AESKEY6       0x43
+#define REG_AESKEY7       0x44
+#define REG_AESKEY8       0x45
+#define REG_AESKEY9       0x46
+#define REG_AESKEY10      0x47
+#define REG_AESKEY11      0x48
+#define REG_AESKEY12      0x49
+#define REG_AESKEY13      0x4A
+#define REG_AESKEY14      0x4B
+#define REG_AESKEY15      0x4C
+#define REG_AESKEY16      0x4D
+#define REG_TEMP1         0x4E
+#define REG_TEMP2         0x4F
+#define REG_TESTLNA       0x58
+#define REG_TESTPA1       0x5A  // only present on RFM69HW/SX1231H
+#define REG_TESTPA2       0x5C  // only present on RFM69HW/SX1231H
+#define REG_TESTDAGC      0x6F
+
+//******************************************************
+// RF69/SX1231 bit control definition
+//******************************************************
+
+// RegOpMode
+#define RF_OPMODE_SEQUENCER_OFF       0x80
+#define RF_OPMODE_SEQUENCER_ON        0x00  // Default
+
+#define RF_OPMODE_LISTEN_ON           0x40
+#define RF_OPMODE_LISTEN_OFF          0x00  // Default
+
+#define RF_OPMODE_LISTENABORT         0x20
+
+#define RF_OPMODE_SLEEP               0x00
+#define RF_OPMODE_STANDBY             0x04  // Default
+#define RF_OPMODE_SYNTHESIZER         0x08
+#define RF_OPMODE_TRANSMITTER         0x0C
+#define RF_OPMODE_RECEIVER            0x10
+
+
+// RegDataModul
+#define RF_DATAMODUL_DATAMODE_PACKET            0x00  // Default
+#define RF_DATAMODUL_DATAMODE_CONTINUOUS        0x40
+#define RF_DATAMODUL_DATAMODE_CONTINUOUSNOBSYNC 0x60
+
+#define RF_DATAMODUL_MODULATIONTYPE_FSK         0x00  // Default
+#define RF_DATAMODUL_MODULATIONTYPE_OOK         0x08
+
+#define RF_DATAMODUL_MODULATIONSHAPING_00       0x00  // Default
+#define RF_DATAMODUL_MODULATIONSHAPING_01       0x01
+#define RF_DATAMODUL_MODULATIONSHAPING_10       0x02
+#define RF_DATAMODUL_MODULATIONSHAPING_11       0x03
+
+
+// RegBitRate (bits/sec) example bit rates
+#define RF_BITRATEMSB_1200            0x68
+#define RF_BITRATELSB_1200            0x2B
+#define RF_BITRATEMSB_2400            0x34
+#define RF_BITRATELSB_2400            0x15
+#define RF_BITRATEMSB_4800            0x1A  // Default
+#define RF_BITRATELSB_4800            0x0B  // Default
+#define RF_BITRATEMSB_9600            0x0D
+#define RF_BITRATELSB_9600            0x05
+#define RF_BITRATEMSB_19200           0x06
+#define RF_BITRATELSB_19200           0x83
+#define RF_BITRATEMSB_38400           0x03
+#define RF_BITRATELSB_38400           0x41
+
+#define RF_BITRATEMSB_38323           0x03
+#define RF_BITRATELSB_38323           0x43
+
+#define RF_BITRATEMSB_34482           0x03
+#define RF_BITRATELSB_34482           0xA0
+
+#define RF_BITRATEMSB_76800           0x01
+#define RF_BITRATELSB_76800           0xA1
+#define RF_BITRATEMSB_153600          0x00
+#define RF_BITRATELSB_153600          0xD0
+#define RF_BITRATEMSB_57600           0x02
+#define RF_BITRATELSB_57600           0x2C
+#define RF_BITRATEMSB_115200          0x01
+#define RF_BITRATELSB_115200          0x16
+#define RF_BITRATEMSB_12500           0x0A
+#define RF_BITRATELSB_12500           0x00
+#define RF_BITRATEMSB_25000           0x05
+#define RF_BITRATELSB_25000           0x00
+#define RF_BITRATEMSB_50000           0x02
+#define RF_BITRATELSB_50000           0x80
+#define RF_BITRATEMSB_100000          0x01
+#define RF_BITRATELSB_100000          0x40
+#define RF_BITRATEMSB_150000          0x00
+#define RF_BITRATELSB_150000          0xD5
+#define RF_BITRATEMSB_200000          0x00
+#define RF_BITRATELSB_200000          0xA0
+#define RF_BITRATEMSB_250000          0x00
+#define RF_BITRATELSB_250000          0x80
+#define RF_BITRATEMSB_300000          0x00
+#define RF_BITRATELSB_300000          0x6B
+#define RF_BITRATEMSB_32768           0x03
+#define RF_BITRATELSB_32768           0xD1
+// custom bit rates
+#define RF_BITRATEMSB_55555           0x02
+#define RF_BITRATELSB_55555           0x40
+#define RF_BITRATEMSB_200KBPS         0x00
+#define RF_BITRATELSB_200KBPS         0xa0
+
+
+// RegFdev - frequency deviation (Hz)
+#define RF_FDEVMSB_2000             0x00
+#define RF_FDEVLSB_2000             0x21
+#define RF_FDEVMSB_5000             0x00  // Default
+#define RF_FDEVLSB_5000             0x52  // Default
+#define RF_FDEVMSB_7500             0x00
+#define RF_FDEVLSB_7500             0x7B
+#define RF_FDEVMSB_10000            0x00
+#define RF_FDEVLSB_10000            0xA4
+#define RF_FDEVMSB_15000            0x00
+#define RF_FDEVLSB_15000            0xF6
+#define RF_FDEVMSB_20000            0x01
+#define RF_FDEVLSB_20000            0x48
+#define RF_FDEVMSB_25000            0x01
+#define RF_FDEVLSB_25000            0x9A
+#define RF_FDEVMSB_30000            0x01
+#define RF_FDEVLSB_30000            0xEC
+#define RF_FDEVMSB_35000            0x02
+#define RF_FDEVLSB_35000            0x3D
+#define RF_FDEVMSB_40000            0x02
+#define RF_FDEVLSB_40000            0x8F
+#define RF_FDEVMSB_45000            0x02
+#define RF_FDEVLSB_45000            0xE1
+#define RF_FDEVMSB_50000            0x03
+#define RF_FDEVLSB_50000            0x33
+#define RF_FDEVMSB_55000            0x03
+#define RF_FDEVLSB_55000            0x85
+#define RF_FDEVMSB_60000            0x03
+#define RF_FDEVLSB_60000            0xD7
+#define RF_FDEVMSB_65000            0x04
+#define RF_FDEVLSB_65000            0x29
+#define RF_FDEVMSB_70000            0x04
+#define RF_FDEVLSB_70000            0x7B
+#define RF_FDEVMSB_75000            0x04
+#define RF_FDEVLSB_75000            0xCD
+#define RF_FDEVMSB_80000            0x05
+#define RF_FDEVLSB_80000            0x1F
+#define RF_FDEVMSB_85000            0x05
+#define RF_FDEVLSB_85000            0x71
+#define RF_FDEVMSB_90000            0x05
+#define RF_FDEVLSB_90000            0xC3
+#define RF_FDEVMSB_95000            0x06
+#define RF_FDEVLSB_95000            0x14
+#define RF_FDEVMSB_100000           0x06
+#define RF_FDEVLSB_100000           0x66
+#define RF_FDEVMSB_110000           0x07
+#define RF_FDEVLSB_110000           0x0A
+#define RF_FDEVMSB_120000           0x07
+#define RF_FDEVLSB_120000           0xAE
+#define RF_FDEVMSB_130000           0x08
+#define RF_FDEVLSB_130000           0x52
+#define RF_FDEVMSB_140000           0x08
+#define RF_FDEVLSB_140000           0xF6
+#define RF_FDEVMSB_150000           0x09
+#define RF_FDEVLSB_150000           0x9A
+#define RF_FDEVMSB_160000           0x0A
+#define RF_FDEVLSB_160000           0x3D
+#define RF_FDEVMSB_170000           0x0A
+#define RF_FDEVLSB_170000           0xE1
+#define RF_FDEVMSB_180000           0x0B
+#define RF_FDEVLSB_180000           0x85
+#define RF_FDEVMSB_190000           0x0C
+#define RF_FDEVLSB_190000           0x29
+#define RF_FDEVMSB_200000           0x0C
+#define RF_FDEVLSB_200000           0xCD
+#define RF_FDEVMSB_210000           0x0D
+#define RF_FDEVLSB_210000           0x71
+#define RF_FDEVMSB_220000           0x0E
+#define RF_FDEVLSB_220000           0x14
+#define RF_FDEVMSB_230000           0x0E
+#define RF_FDEVLSB_230000           0xB8
+#define RF_FDEVMSB_240000           0x0F
+#define RF_FDEVLSB_240000           0x5C
+#define RF_FDEVMSB_250000           0x10
+#define RF_FDEVLSB_250000           0x00
+#define RF_FDEVMSB_260000           0x10
+#define RF_FDEVLSB_260000           0xA4
+#define RF_FDEVMSB_270000           0x11
+#define RF_FDEVLSB_270000           0x48
+#define RF_FDEVMSB_280000           0x11
+#define RF_FDEVLSB_280000           0xEC
+#define RF_FDEVMSB_290000           0x12
+#define RF_FDEVLSB_290000           0x8F
+#define RF_FDEVMSB_300000           0x13
+#define RF_FDEVLSB_300000           0x33
+
+
+// RegFrf (MHz) - carrier frequency
+// 315Mhz band
+#define RF_FRFMSB_314             0x4E
+#define RF_FRFMID_314             0x80
+#define RF_FRFLSB_314             0x00
+#define RF_FRFMSB_315             0x4E
+#define RF_FRFMID_315             0xC0
+#define RF_FRFLSB_315             0x00
+#define RF_FRFMSB_316             0x4F
+#define RF_FRFMID_316             0x00
+#define RF_FRFLSB_316             0x00
+// 433mhz band
+#define RF_FRFMSB_433             0x6C
+#define RF_FRFMID_433             0x40
+#define RF_FRFLSB_433             0x00
+#define RF_FRFMSB_434             0x6C
+#define RF_FRFMID_434             0x80
+#define RF_FRFLSB_434             0x00
+#define RF_FRFMSB_435             0x6C
+#define RF_FRFMID_435             0xC0
+#define RF_FRFLSB_435             0x00
+// 868Mhz band
+#define RF_FRFMSB_863             0xD7
+#define RF_FRFMID_863             0xC0
+#define RF_FRFLSB_863             0x00
+#define RF_FRFMSB_864             0xD8
+#define RF_FRFMID_864             0x00
+#define RF_FRFLSB_864             0x00
+#define RF_FRFMSB_865             0xD8
+#define RF_FRFMID_865             0x40
+#define RF_FRFLSB_865             0x00
+#define RF_FRFMSB_866             0xD8
+#define RF_FRFMID_866             0x80
+#define RF_FRFLSB_866             0x00
+#define RF_FRFMSB_867             0xD8
+#define RF_FRFMID_867             0xC0
+#define RF_FRFLSB_867             0x00
+#define RF_FRFMSB_868             0xD9
+#define RF_FRFMID_868             0x00
+#define RF_FRFLSB_868             0x00
+#define RF_FRFMSB_869             0xD9
+#define RF_FRFMID_869             0x40
+#define RF_FRFLSB_869             0x00
+#define RF_FRFMSB_870             0xD9
+#define RF_FRFMID_870             0x80
+#define RF_FRFLSB_870             0x00
+// 915Mhz band
+#define RF_FRFMSB_902             0xE1
+#define RF_FRFMID_902             0x80
+#define RF_FRFLSB_902             0x00
+#define RF_FRFMSB_903             0xE1
+#define RF_FRFMID_903             0xC0
+#define RF_FRFLSB_903             0x00
+#define RF_FRFMSB_904             0xE2
+#define RF_FRFMID_904             0x00
+#define RF_FRFLSB_904             0x00
+#define RF_FRFMSB_905             0xE2
+#define RF_FRFMID_905             0x40
+#define RF_FRFLSB_905             0x00
+#define RF_FRFMSB_906             0xE2
+#define RF_FRFMID_906             0x80
+#define RF_FRFLSB_906             0x00
+#define RF_FRFMSB_907             0xE2
+#define RF_FRFMID_907             0xC0
+#define RF_FRFLSB_907             0x00
+#define RF_FRFMSB_908             0xE3
+#define RF_FRFMID_908             0x00
+#define RF_FRFLSB_908             0x00
+#define RF_FRFMSB_909             0xE3
+#define RF_FRFMID_909             0x40
+#define RF_FRFLSB_909             0x00
+#define RF_FRFMSB_910             0xE3
+#define RF_FRFMID_910             0x80
+#define RF_FRFLSB_910             0x00
+#define RF_FRFMSB_911             0xE3
+#define RF_FRFMID_911             0xC0
+#define RF_FRFLSB_911             0x00
+#define RF_FRFMSB_912             0xE4
+#define RF_FRFMID_912             0x00
+#define RF_FRFLSB_912             0x00
+#define RF_FRFMSB_913             0xE4
+#define RF_FRFMID_913             0x40
+#define RF_FRFLSB_913             0x00
+#define RF_FRFMSB_914             0xE4
+#define RF_FRFMID_914             0x80
+#define RF_FRFLSB_914             0x00
+#define RF_FRFMSB_915             0xE4  // Default
+#define RF_FRFMID_915             0xC0  // Default
+#define RF_FRFLSB_915             0x00  // Default
+#define RF_FRFMSB_916             0xE5
+#define RF_FRFMID_916             0x00
+#define RF_FRFLSB_916             0x00
+#define RF_FRFMSB_917             0xE5
+#define RF_FRFMID_917             0x40
+#define RF_FRFLSB_917             0x00
+#define RF_FRFMSB_918             0xE5
+#define RF_FRFMID_918             0x80
+#define RF_FRFLSB_918             0x00
+#define RF_FRFMSB_919             0xE5
+#define RF_FRFMID_919             0xC0
+#define RF_FRFLSB_919             0x00
+#define RF_FRFMSB_920             0xE6
+#define RF_FRFMID_920             0x00
+#define RF_FRFLSB_920             0x00
+#define RF_FRFMSB_921             0xE6
+#define RF_FRFMID_921             0x40
+#define RF_FRFLSB_921             0x00
+#define RF_FRFMSB_922             0xE6
+#define RF_FRFMID_922             0x80
+#define RF_FRFLSB_922             0x00
+#define RF_FRFMSB_923             0xE6
+#define RF_FRFMID_923             0xC0
+#define RF_FRFLSB_923             0x00
+#define RF_FRFMSB_924             0xE7
+#define RF_FRFMID_924             0x00
+#define RF_FRFLSB_924             0x00
+#define RF_FRFMSB_925             0xE7
+#define RF_FRFMID_925             0x40
+#define RF_FRFLSB_925             0x00
+#define RF_FRFMSB_926             0xE7
+#define RF_FRFMID_926             0x80
+#define RF_FRFLSB_926             0x00
+#define RF_FRFMSB_927             0xE7
+#define RF_FRFMID_927             0xC0
+#define RF_FRFLSB_927             0x00
+#define RF_FRFMSB_928             0xE8
+#define RF_FRFMID_928             0x00
+#define RF_FRFLSB_928             0x00
+
+
+// RegOsc1
+#define RF_OSC1_RCCAL_START       0x80
+#define RF_OSC1_RCCAL_DONE        0x40
+
+
+// RegAfcCtrl
+#define RF_AFCCTRL_LOWBETA_OFF    0x00  // Default
+#define RF_AFCCTRL_LOWBETA_ON     0x20
+
+
+// RegLowBat
+#define RF_LOWBAT_MONITOR         0x10
+#define RF_LOWBAT_ON              0x08
+#define RF_LOWBAT_OFF             0x00  // Default
+
+#define RF_LOWBAT_TRIM_1695       0x00
+#define RF_LOWBAT_TRIM_1764       0x01
+#define RF_LOWBAT_TRIM_1835       0x02  // Default
+#define RF_LOWBAT_TRIM_1905       0x03
+#define RF_LOWBAT_TRIM_1976       0x04
+#define RF_LOWBAT_TRIM_2045       0x05
+#define RF_LOWBAT_TRIM_2116       0x06
+#define RF_LOWBAT_TRIM_2185       0x07
+
+
+// RegListen1
+#define RF_LISTEN1_RESOL_64       0x50
+#define RF_LISTEN1_RESOL_4100     0xA0  // Default
+#define RF_LISTEN1_RESOL_262000   0xF0
+
+#define RF_LISTEN1_RESOL_IDLE_64     0x40
+#define RF_LISTEN1_RESOL_IDLE_4100   0x80  // Default
+#define RF_LISTEN1_RESOL_IDLE_262000 0xC0
+
+#define RF_LISTEN1_RESOL_RX_64       0x10
+#define RF_LISTEN1_RESOL_RX_4100     0x20  // Default
+#define RF_LISTEN1_RESOL_RX_262000   0x30
+
+#define RF_LISTEN1_CRITERIA_RSSI          0x00  // Default
+#define RF_LISTEN1_CRITERIA_RSSIANDSYNC   0x08
+
+#define RF_LISTEN1_END_00                 0x00
+#define RF_LISTEN1_END_01                 0x02  // Default
+#define RF_LISTEN1_END_10                 0x04
+
+
+// RegListen2
+#define RF_LISTEN2_COEFIDLE_VALUE         0xF5 // Default
+
+
+// RegListen3
+#define RF_LISTEN3_COEFRX_VALUE           0x20 // Default
+
+
+// RegVersion
+#define RF_VERSION_VER        0x24  // Default
+
+
+// RegPaLevel
+#define RF_PALEVEL_PA0_ON     0x80  // Default
+#define RF_PALEVEL_PA0_OFF    0x00
+#define RF_PALEVEL_PA1_ON     0x40
+#define RF_PALEVEL_PA1_OFF    0x00  // Default
+#define RF_PALEVEL_PA2_ON     0x20
+#define RF_PALEVEL_PA2_OFF    0x00  // Default
+
+#define RF_PALEVEL_OUTPUTPOWER_00000      0x00
+#define RF_PALEVEL_OUTPUTPOWER_00001      0x01
+#define RF_PALEVEL_OUTPUTPOWER_00010      0x02
+#define RF_PALEVEL_OUTPUTPOWER_00011      0x03
+#define RF_PALEVEL_OUTPUTPOWER_00100      0x04
+#define RF_PALEVEL_OUTPUTPOWER_00101      0x05
+#define RF_PALEVEL_OUTPUTPOWER_00110      0x06
+#define RF_PALEVEL_OUTPUTPOWER_00111      0x07
+#define RF_PALEVEL_OUTPUTPOWER_01000      0x08
+#define RF_PALEVEL_OUTPUTPOWER_01001      0x09
+#define RF_PALEVEL_OUTPUTPOWER_01010      0x0A
+#define RF_PALEVEL_OUTPUTPOWER_01011      0x0B
+#define RF_PALEVEL_OUTPUTPOWER_01100      0x0C
+#define RF_PALEVEL_OUTPUTPOWER_01101      0x0D
+#define RF_PALEVEL_OUTPUTPOWER_01110      0x0E
+#define RF_PALEVEL_OUTPUTPOWER_01111      0x0F
+#define RF_PALEVEL_OUTPUTPOWER_10000      0x10
+#define RF_PALEVEL_OUTPUTPOWER_10001      0x11
+#define RF_PALEVEL_OUTPUTPOWER_10010      0x12
+#define RF_PALEVEL_OUTPUTPOWER_10011      0x13
+#define RF_PALEVEL_OUTPUTPOWER_10100      0x14
+#define RF_PALEVEL_OUTPUTPOWER_10101      0x15
+#define RF_PALEVEL_OUTPUTPOWER_10110      0x16
+#define RF_PALEVEL_OUTPUTPOWER_10111      0x17
+#define RF_PALEVEL_OUTPUTPOWER_11000      0x18
+#define RF_PALEVEL_OUTPUTPOWER_11001      0x19
+#define RF_PALEVEL_OUTPUTPOWER_11010      0x1A
+#define RF_PALEVEL_OUTPUTPOWER_11011      0x1B
+#define RF_PALEVEL_OUTPUTPOWER_11100      0x1C
+#define RF_PALEVEL_OUTPUTPOWER_11101      0x1D
+#define RF_PALEVEL_OUTPUTPOWER_11110      0x1E
+#define RF_PALEVEL_OUTPUTPOWER_11111      0x1F  // Default
+
+
+// RegPaRamp
+#define RF_PARAMP_3400            0x00
+#define RF_PARAMP_2000            0x01
+#define RF_PARAMP_1000            0x02
+#define RF_PARAMP_500             0x03
+#define RF_PARAMP_250             0x04
+#define RF_PARAMP_125             0x05
+#define RF_PARAMP_100             0x06
+#define RF_PARAMP_62              0x07
+#define RF_PARAMP_50              0x08
+#define RF_PARAMP_40              0x09  // Default
+#define RF_PARAMP_31              0x0A
+#define RF_PARAMP_25              0x0B
+#define RF_PARAMP_20              0x0C
+#define RF_PARAMP_15              0x0D
+#define RF_PARAMP_12              0x0E
+#define RF_PARAMP_10              0x0F
+
+
+// RegOcp
+#define RF_OCP_OFF                0x0F
+#define RF_OCP_ON                 0x1A  // Default
+
+#define RF_OCP_TRIM_45            0x00
+#define RF_OCP_TRIM_50            0x01
+#define RF_OCP_TRIM_55            0x02
+#define RF_OCP_TRIM_60            0x03
+#define RF_OCP_TRIM_65            0x04
+#define RF_OCP_TRIM_70            0x05
+#define RF_OCP_TRIM_75            0x06
+#define RF_OCP_TRIM_80            0x07
+#define RF_OCP_TRIM_85            0x08
+#define RF_OCP_TRIM_90            0x09
+#define RF_OCP_TRIM_95            0x0A  // Default
+#define RF_OCP_TRIM_100           0x0B
+#define RF_OCP_TRIM_105           0x0C
+#define RF_OCP_TRIM_110           0x0D
+#define RF_OCP_TRIM_115           0x0E
+#define RF_OCP_TRIM_120           0x0F
+
+
+// RegAgcRef - not present on RFM69/SX1231
+#define RF_AGCREF_AUTO_ON         0x40  // Default
+#define RF_AGCREF_AUTO_OFF        0x00
+
+#define RF_AGCREF_LEVEL_MINUS80   0x00  // Default
+#define RF_AGCREF_LEVEL_MINUS81   0x01
+#define RF_AGCREF_LEVEL_MINUS82   0x02
+#define RF_AGCREF_LEVEL_MINUS83   0x03
+#define RF_AGCREF_LEVEL_MINUS84   0x04
+#define RF_AGCREF_LEVEL_MINUS85   0x05
+#define RF_AGCREF_LEVEL_MINUS86   0x06
+#define RF_AGCREF_LEVEL_MINUS87   0x07
+#define RF_AGCREF_LEVEL_MINUS88   0x08
+#define RF_AGCREF_LEVEL_MINUS89   0x09
+#define RF_AGCREF_LEVEL_MINUS90   0x0A
+#define RF_AGCREF_LEVEL_MINUS91   0x0B
+#define RF_AGCREF_LEVEL_MINUS92   0x0C
+#define RF_AGCREF_LEVEL_MINUS93   0x0D
+#define RF_AGCREF_LEVEL_MINUS94   0x0E
+#define RF_AGCREF_LEVEL_MINUS95   0x0F
+#define RF_AGCREF_LEVEL_MINUS96   0x10
+#define RF_AGCREF_LEVEL_MINUS97   0x11
+#define RF_AGCREF_LEVEL_MINUS98   0x12
+#define RF_AGCREF_LEVEL_MINUS99   0x13
+#define RF_AGCREF_LEVEL_MINUS100  0x14
+#define RF_AGCREF_LEVEL_MINUS101  0x15
+#define RF_AGCREF_LEVEL_MINUS102  0x16
+#define RF_AGCREF_LEVEL_MINUS103  0x17
+#define RF_AGCREF_LEVEL_MINUS104  0x18
+#define RF_AGCREF_LEVEL_MINUS105  0x19
+#define RF_AGCREF_LEVEL_MINUS106  0x1A
+#define RF_AGCREF_LEVEL_MINUS107  0x1B
+#define RF_AGCREF_LEVEL_MINUS108  0x1C
+#define RF_AGCREF_LEVEL_MINUS109  0x1D
+#define RF_AGCREF_LEVEL_MINUS110  0x1E
+#define RF_AGCREF_LEVEL_MINUS111  0x1F
+#define RF_AGCREF_LEVEL_MINUS112  0x20
+#define RF_AGCREF_LEVEL_MINUS113  0x21
+#define RF_AGCREF_LEVEL_MINUS114  0x22
+#define RF_AGCREF_LEVEL_MINUS115  0x23
+#define RF_AGCREF_LEVEL_MINUS116  0x24
+#define RF_AGCREF_LEVEL_MINUS117  0x25
+#define RF_AGCREF_LEVEL_MINUS118  0x26
+#define RF_AGCREF_LEVEL_MINUS119  0x27
+#define RF_AGCREF_LEVEL_MINUS120  0x28
+#define RF_AGCREF_LEVEL_MINUS121  0x29
+#define RF_AGCREF_LEVEL_MINUS122  0x2A
+#define RF_AGCREF_LEVEL_MINUS123  0x2B
+#define RF_AGCREF_LEVEL_MINUS124  0x2C
+#define RF_AGCREF_LEVEL_MINUS125  0x2D
+#define RF_AGCREF_LEVEL_MINUS126  0x2E
+#define RF_AGCREF_LEVEL_MINUS127  0x2F
+#define RF_AGCREF_LEVEL_MINUS128  0x30
+#define RF_AGCREF_LEVEL_MINUS129  0x31
+#define RF_AGCREF_LEVEL_MINUS130  0x32
+#define RF_AGCREF_LEVEL_MINUS131  0x33
+#define RF_AGCREF_LEVEL_MINUS132  0x34
+#define RF_AGCREF_LEVEL_MINUS133  0x35
+#define RF_AGCREF_LEVEL_MINUS134  0x36
+#define RF_AGCREF_LEVEL_MINUS135  0x37
+#define RF_AGCREF_LEVEL_MINUS136  0x38
+#define RF_AGCREF_LEVEL_MINUS137  0x39
+#define RF_AGCREF_LEVEL_MINUS138  0x3A
+#define RF_AGCREF_LEVEL_MINUS139  0x3B
+#define RF_AGCREF_LEVEL_MINUS140  0x3C
+#define RF_AGCREF_LEVEL_MINUS141  0x3D
+#define RF_AGCREF_LEVEL_MINUS142  0x3E
+#define RF_AGCREF_LEVEL_MINUS143  0x3F
+
+
+// RegAgcThresh1 - not present on RFM69/SX1231
+#define RF_AGCTHRESH1_SNRMARGIN_000   0x00
+#define RF_AGCTHRESH1_SNRMARGIN_001   0x20
+#define RF_AGCTHRESH1_SNRMARGIN_010   0x40
+#define RF_AGCTHRESH1_SNRMARGIN_011   0x60
+#define RF_AGCTHRESH1_SNRMARGIN_100   0x80
+#define RF_AGCTHRESH1_SNRMARGIN_101   0xA0  // Default
+#define RF_AGCTHRESH1_SNRMARGIN_110   0xC0
+#define RF_AGCTHRESH1_SNRMARGIN_111   0xE0
+
+#define RF_AGCTHRESH1_STEP1_0         0x00
+#define RF_AGCTHRESH1_STEP1_1         0x01
+#define RF_AGCTHRESH1_STEP1_2         0x02
+#define RF_AGCTHRESH1_STEP1_3         0x03
+#define RF_AGCTHRESH1_STEP1_4         0x04
+#define RF_AGCTHRESH1_STEP1_5         0x05
+#define RF_AGCTHRESH1_STEP1_6         0x06
+#define RF_AGCTHRESH1_STEP1_7         0x07
+#define RF_AGCTHRESH1_STEP1_8         0x08
+#define RF_AGCTHRESH1_STEP1_9         0x09
+#define RF_AGCTHRESH1_STEP1_10        0x0A
+#define RF_AGCTHRESH1_STEP1_11        0x0B
+#define RF_AGCTHRESH1_STEP1_12        0x0C
+#define RF_AGCTHRESH1_STEP1_13        0x0D
+#define RF_AGCTHRESH1_STEP1_14        0x0E
+#define RF_AGCTHRESH1_STEP1_15        0x0F
+#define RF_AGCTHRESH1_STEP1_16        0x10  // Default
+#define RF_AGCTHRESH1_STEP1_17        0x11
+#define RF_AGCTHRESH1_STEP1_18        0x12
+#define RF_AGCTHRESH1_STEP1_19        0x13
+#define RF_AGCTHRESH1_STEP1_20        0x14
+#define RF_AGCTHRESH1_STEP1_21        0x15
+#define RF_AGCTHRESH1_STEP1_22        0x16
+#define RF_AGCTHRESH1_STEP1_23        0x17
+#define RF_AGCTHRESH1_STEP1_24        0x18
+#define RF_AGCTHRESH1_STEP1_25        0x19
+#define RF_AGCTHRESH1_STEP1_26        0x1A
+#define RF_AGCTHRESH1_STEP1_27        0x1B
+#define RF_AGCTHRESH1_STEP1_28        0x1C
+#define RF_AGCTHRESH1_STEP1_29        0x1D
+#define RF_AGCTHRESH1_STEP1_30        0x1E
+#define RF_AGCTHRESH1_STEP1_31        0x1F
+
+
+// RegAgcThresh2 - not present on RFM69/SX1231
+#define RF_AGCTHRESH2_STEP2_0         0x00
+#define RF_AGCTHRESH2_STEP2_1         0x10
+#define RF_AGCTHRESH2_STEP2_2         0x20
+#define RF_AGCTHRESH2_STEP2_3         0x30  // XXX wrong -- Default
+#define RF_AGCTHRESH2_STEP2_4         0x40
+#define RF_AGCTHRESH2_STEP2_5         0x50
+#define RF_AGCTHRESH2_STEP2_6         0x60
+#define RF_AGCTHRESH2_STEP2_7         0x70  // default
+#define RF_AGCTHRESH2_STEP2_8         0x80
+#define RF_AGCTHRESH2_STEP2_9         0x90
+#define RF_AGCTHRESH2_STEP2_10        0xA0
+#define RF_AGCTHRESH2_STEP2_11        0xB0
+#define RF_AGCTHRESH2_STEP2_12        0xC0
+#define RF_AGCTHRESH2_STEP2_13        0xD0
+#define RF_AGCTHRESH2_STEP2_14        0xE0
+#define RF_AGCTHRESH2_STEP2_15        0xF0
+
+#define RF_AGCTHRESH2_STEP3_0         0x00
+#define RF_AGCTHRESH2_STEP3_1         0x01
+#define RF_AGCTHRESH2_STEP3_2         0x02
+#define RF_AGCTHRESH2_STEP3_3         0x03
+#define RF_AGCTHRESH2_STEP3_4         0x04
+#define RF_AGCTHRESH2_STEP3_5         0x05
+#define RF_AGCTHRESH2_STEP3_6         0x06
+#define RF_AGCTHRESH2_STEP3_7         0x07
+#define RF_AGCTHRESH2_STEP3_8         0x08
+#define RF_AGCTHRESH2_STEP3_9         0x09
+#define RF_AGCTHRESH2_STEP3_10        0x0A
+#define RF_AGCTHRESH2_STEP3_11        0x0B  // Default
+#define RF_AGCTHRESH2_STEP3_12        0x0C
+#define RF_AGCTHRESH2_STEP3_13        0x0D
+#define RF_AGCTHRESH2_STEP3_14        0x0E
+#define RF_AGCTHRESH2_STEP3_15        0x0F
+
+
+// RegAgcThresh3 - not present on RFM69/SX1231
+#define RF_AGCTHRESH3_STEP4_0         0x00
+#define RF_AGCTHRESH3_STEP4_1         0x10
+#define RF_AGCTHRESH3_STEP4_2         0x20
+#define RF_AGCTHRESH3_STEP4_3         0x30
+#define RF_AGCTHRESH3_STEP4_4         0x40
+#define RF_AGCTHRESH3_STEP4_5         0x50
+#define RF_AGCTHRESH3_STEP4_6         0x60
+#define RF_AGCTHRESH3_STEP4_7         0x70
+#define RF_AGCTHRESH3_STEP4_8         0x80
+#define RF_AGCTHRESH3_STEP4_9         0x90  // Default
+#define RF_AGCTHRESH3_STEP4_10        0xA0
+#define RF_AGCTHRESH3_STEP4_11        0xB0
+#define RF_AGCTHRESH3_STEP4_12        0xC0
+#define RF_AGCTHRESH3_STEP4_13        0xD0
+#define RF_AGCTHRESH3_STEP4_14        0xE0
+#define RF_AGCTHRESH3_STEP4_15        0xF0
+
+#define RF_AGCTHRESH3_STEP5_0         0x00
+#define RF_AGCTHRESH3_STEP5_1         0x01
+#define RF_AGCTHRESH3_STEP5_2         0x02
+#define RF_AGCTHRESH3_STEP5_3         0x03
+#define RF_AGCTHRESH3_STEP5_4         0x04
+#define RF_AGCTHRESH3_STEP5_5         0x05
+#define RF_AGCTHRESH3_STEP5_6         0x06
+#define RF_AGCTHRESH3_STEP5_7         0x07
+#define RF_AGCTHRES33_STEP5_8         0x08
+#define RF_AGCTHRESH3_STEP5_9         0x09
+#define RF_AGCTHRESH3_STEP5_10        0x0A
+#define RF_AGCTHRESH3_STEP5_11        0x0B  // Default
+#define RF_AGCTHRESH3_STEP5_12        0x0C
+#define RF_AGCTHRESH3_STEP5_13        0x0D
+#define RF_AGCTHRESH3_STEP5_14        0x0E
+#define RF_AGCTHRESH3_STEP5_15        0x0F
+
+
+// RegLna
+#define RF_LNA_ZIN_50                 0x00  // Reset value
+#define RF_LNA_ZIN_200                0x80  // Recommended default
+
+#define RF_LNA_LOWPOWER_OFF           0x00  // Default
+#define RF_LNA_LOWPOWER_ON            0x40
+
+#define RF_LNA_CURRENTGAIN            0x08
+
+#define RF_LNA_GAINSELECT_AUTO        0x00  // Default
+#define RF_LNA_GAINSELECT_MAX         0x01
+#define RF_LNA_GAINSELECT_MAXMINUS6   0x02
+#define RF_LNA_GAINSELECT_MAXMINUS12  0x03
+#define RF_LNA_GAINSELECT_MAXMINUS24  0x04
+#define RF_LNA_GAINSELECT_MAXMINUS36  0x05
+#define RF_LNA_GAINSELECT_MAXMINUS48  0x06
+
+
+// RegRxBw
+#define RF_RXBW_DCCFREQ_000           0x00
+#define RF_RXBW_DCCFREQ_001           0x20
+#define RF_RXBW_DCCFREQ_010           0x40  // Recommended default
+#define RF_RXBW_DCCFREQ_011           0x60
+#define RF_RXBW_DCCFREQ_100           0x80  // Reset value
+#define RF_RXBW_DCCFREQ_101           0xA0
+#define RF_RXBW_DCCFREQ_110           0xC0
+#define RF_RXBW_DCCFREQ_111           0xE0
+
+#define RF_RXBW_MANT_16               0x00  // Reset value
+#define RF_RXBW_MANT_20               0x08
+#define RF_RXBW_MANT_24               0x10  // Recommended default
+
+#define RF_RXBW_EXP_0                 0x00
+#define RF_RXBW_EXP_1                 0x01
+#define RF_RXBW_EXP_2                 0x02
+#define RF_RXBW_EXP_3                 0x03
+#define RF_RXBW_EXP_4                 0x04
+#define RF_RXBW_EXP_5                 0x05  // Recommended default
+#define RF_RXBW_EXP_6                 0x06  // Reset value
+#define RF_RXBW_EXP_7                 0x07
+
+
+// RegAfcBw
+#define RF_AFCBW_DCCFREQAFC_000       0x00
+#define RF_AFCBW_DCCFREQAFC_001       0x20
+#define RF_AFCBW_DCCFREQAFC_010       0x40
+#define RF_AFCBW_DCCFREQAFC_011       0x60
+#define RF_AFCBW_DCCFREQAFC_100       0x80  // Default
+#define RF_AFCBW_DCCFREQAFC_101       0xA0
+#define RF_AFCBW_DCCFREQAFC_110       0xC0
+#define RF_AFCBW_DCCFREQAFC_111       0xE0
+
+#define RF_AFCBW_MANTAFC_16           0x00
+#define RF_AFCBW_MANTAFC_20           0x08  // Default
+#define RF_AFCBW_MANTAFC_24           0x10
+
+#define RF_AFCBW_EXPAFC_0             0x00
+#define RF_AFCBW_EXPAFC_1             0x01
+#define RF_AFCBW_EXPAFC_2             0x02  // Reset value
+#define RF_AFCBW_EXPAFC_3             0x03  // Recommended default
+#define RF_AFCBW_EXPAFC_4             0x04
+#define RF_AFCBW_EXPAFC_5             0x05
+#define RF_AFCBW_EXPAFC_6             0x06
+#define RF_AFCBW_EXPAFC_7             0x07
+
+
+// RegOokPeak
+#define RF_OOKPEAK_THRESHTYPE_FIXED       0x00
+#define RF_OOKPEAK_THRESHTYPE_PEAK        0x40  // Default
+#define RF_OOKPEAK_THRESHTYPE_AVERAGE     0x80
+
+#define RF_OOKPEAK_PEAKTHRESHSTEP_000     0x00  // Default
+#define RF_OOKPEAK_PEAKTHRESHSTEP_001     0x08
+#define RF_OOKPEAK_PEAKTHRESHSTEP_010     0x10
+#define RF_OOKPEAK_PEAKTHRESHSTEP_011     0x18
+#define RF_OOKPEAK_PEAKTHRESHSTEP_100     0x20
+#define RF_OOKPEAK_PEAKTHRESHSTEP_101     0x28
+#define RF_OOKPEAK_PEAKTHRESHSTEP_110     0x30
+#define RF_OOKPEAK_PEAKTHRESHSTEP_111     0x38
+
+#define RF_OOKPEAK_PEAKTHRESHDEC_000      0x00  // Default
+#define RF_OOKPEAK_PEAKTHRESHDEC_001      0x01
+#define RF_OOKPEAK_PEAKTHRESHDEC_010      0x02
+#define RF_OOKPEAK_PEAKTHRESHDEC_011      0x03
+#define RF_OOKPEAK_PEAKTHRESHDEC_100      0x04
+#define RF_OOKPEAK_PEAKTHRESHDEC_101      0x05
+#define RF_OOKPEAK_PEAKTHRESHDEC_110      0x06
+#define RF_OOKPEAK_PEAKTHRESHDEC_111      0x07
+
+
+// RegOokAvg
+#define RF_OOKAVG_AVERAGETHRESHFILT_00    0x00
+#define RF_OOKAVG_AVERAGETHRESHFILT_01    0x40
+#define RF_OOKAVG_AVERAGETHRESHFILT_10    0x80  // Default
+#define RF_OOKAVG_AVERAGETHRESHFILT_11    0xC0
+
+
+// RegOokFix
+#define RF_OOKFIX_FIXEDTHRESH_VALUE       0x06  // Default
+
+
+// RegAfcFei
+#define RF_AFCFEI_FEI_DONE                0x40
+#define RF_AFCFEI_FEI_START               0x20
+#define RF_AFCFEI_AFC_DONE                0x10
+#define RF_AFCFEI_AFCAUTOCLEAR_ON         0x08
+#define RF_AFCFEI_AFCAUTOCLEAR_OFF        0x00  // Default
+
+#define RF_AFCFEI_AFCAUTO_ON              0x04
+#define RF_AFCFEI_AFCAUTO_OFF             0x00  // Default
+
+#define RF_AFCFEI_AFC_CLEAR               0x02
+#define RF_AFCFEI_AFC_START               0x01
+
+
+// RegRssiConfig
+#define RF_RSSI_FASTRX_ON                 0x08  // not present on RFM69/SX1231
+#define RF_RSSI_FASTRX_OFF                0x00  // Default
+
+#define RF_RSSI_DONE                      0x02
+#define RF_RSSI_START                     0x01
+
+
+// RegDioMapping1
+#define RF_DIOMAPPING1_DIO0_00            0x00  // Default
+#define RF_DIOMAPPING1_DIO0_01            0x40
+#define RF_DIOMAPPING1_DIO0_10            0x80
+#define RF_DIOMAPPING1_DIO0_11            0xC0
+
+#define RF_DIOMAPPING1_DIO1_00            0x00  // Default
+#define RF_DIOMAPPING1_DIO1_01            0x10
+#define RF_DIOMAPPING1_DIO1_10            0x20
+#define RF_DIOMAPPING1_DIO1_11            0x30
+
+#define RF_DIOMAPPING1_DIO2_00            0x00  // Default
+#define RF_DIOMAPPING1_DIO2_01            0x04
+#define RF_DIOMAPPING1_DIO2_10            0x08
+#define RF_DIOMAPPING1_DIO2_11            0x0C
+
+#define RF_DIOMAPPING1_DIO3_00            0x00  // Default
+#define RF_DIOMAPPING1_DIO3_01            0x01
+#define RF_DIOMAPPING1_DIO3_10            0x02
+#define RF_DIOMAPPING1_DIO3_11            0x03
+
+
+// RegDioMapping2
+#define RF_DIOMAPPING2_DIO4_00            0x00  // Default
+#define RF_DIOMAPPING2_DIO4_01            0x40
+#define RF_DIOMAPPING2_DIO4_10            0x80
+#define RF_DIOMAPPING2_DIO4_11            0xC0
+
+#define RF_DIOMAPPING2_DIO5_00            0x00  // Default
+#define RF_DIOMAPPING2_DIO5_01            0x10
+#define RF_DIOMAPPING2_DIO5_10            0x20
+#define RF_DIOMAPPING2_DIO5_11            0x30
+
+#define RF_DIOMAPPING2_CLKOUT_32          0x00
+#define RF_DIOMAPPING2_CLKOUT_16          0x01
+#define RF_DIOMAPPING2_CLKOUT_8           0x02
+#define RF_DIOMAPPING2_CLKOUT_4           0x03
+#define RF_DIOMAPPING2_CLKOUT_2           0x04
+#define RF_DIOMAPPING2_CLKOUT_1           0x05  // Reset value
+#define RF_DIOMAPPING2_CLKOUT_RC          0x06
+#define RF_DIOMAPPING2_CLKOUT_OFF         0x07  // Recommended default
+
+
+// RegIrqFlags1
+#define RF_IRQFLAGS1_MODEREADY            0x80
+#define RF_IRQFLAGS1_RXREADY              0x40
+#define RF_IRQFLAGS1_TXREADY              0x20
+#define RF_IRQFLAGS1_PLLLOCK              0x10
+#define RF_IRQFLAGS1_RSSI                 0x08
+#define RF_IRQFLAGS1_TIMEOUT              0x04
+#define RF_IRQFLAGS1_AUTOMODE             0x02
+#define RF_IRQFLAGS1_SYNCADDRESSMATCH     0x01
+
+
+// RegIrqFlags2
+#define RF_IRQFLAGS2_FIFOFULL             0x80
+#define RF_IRQFLAGS2_FIFONOTEMPTY         0x40
+#define RF_IRQFLAGS2_FIFOLEVEL            0x20
+#define RF_IRQFLAGS2_FIFOOVERRUN          0x10
+#define RF_IRQFLAGS2_PACKETSENT           0x08
+#define RF_IRQFLAGS2_PAYLOADREADY         0x04
+#define RF_IRQFLAGS2_CRCOK                0x02
+#define RF_IRQFLAGS2_LOWBAT               0x01  // not present on RFM69/SX1231
+
+
+// RegRssiThresh
+#define RF_RSSITHRESH_VALUE               0xE4  // Default
+
+
+// RegRxTimeout1
+#define RF_RXTIMEOUT1_RXSTART_VALUE       0x00  // Default
+
+
+// RegRxTimeout2
+#define RF_RXTIMEOUT2_RSSITHRESH_VALUE    0x00  // Default
+
+
+// RegPreamble
+#define RF_PREAMBLESIZE_MSB_VALUE         0x00  // Default
+#define RF_PREAMBLESIZE_LSB_VALUE         0x03  // Default
+
+
+// RegSyncConfig
+#define RF_SYNC_ON                0x80  // Default
+#define RF_SYNC_OFF               0x00
+
+#define RF_SYNC_FIFOFILL_AUTO     0x00  // Default -- when sync interrupt occurs
+#define RF_SYNC_FIFOFILL_MANUAL   0x40
+
+#define RF_SYNC_SIZE_1            0x00
+#define RF_SYNC_SIZE_2            0x08
+#define RF_SYNC_SIZE_3            0x10
+#define RF_SYNC_SIZE_4            0x18  // Default
+#define RF_SYNC_SIZE_5            0x20
+#define RF_SYNC_SIZE_6            0x28
+#define RF_SYNC_SIZE_7            0x30
+#define RF_SYNC_SIZE_8            0x38
+
+#define RF_SYNC_TOL_0             0x00  // Default
+#define RF_SYNC_TOL_1             0x01
+#define RF_SYNC_TOL_2             0x02
+#define RF_SYNC_TOL_3             0x03
+#define RF_SYNC_TOL_4             0x04
+#define RF_SYNC_TOL_5             0x05
+#define RF_SYNC_TOL_6             0x06
+#define RF_SYNC_TOL_7             0x07
+
+
+// RegSyncValue1-8
+#define RF_SYNC_BYTE1_VALUE       0x00  // Default
+#define RF_SYNC_BYTE2_VALUE       0x00  // Default
+#define RF_SYNC_BYTE3_VALUE       0x00  // Default
+#define RF_SYNC_BYTE4_VALUE       0x00  // Default
+#define RF_SYNC_BYTE5_VALUE       0x00  // Default
+#define RF_SYNC_BYTE6_VALUE       0x00  // Default
+#define RF_SYNC_BYTE7_VALUE       0x00  // Default
+#define RF_SYNC_BYTE8_VALUE       0x00  // Default
+
+
+// RegPacketConfig1
+#define RF_PACKET1_FORMAT_FIXED       0x00  // Default
+#define RF_PACKET1_FORMAT_VARIABLE    0x80
+
+#define RF_PACKET1_DCFREE_OFF         0x00  // Default
+#define RF_PACKET1_DCFREE_MANCHESTER  0x20
+#define RF_PACKET1_DCFREE_WHITENING   0x40
+
+#define RF_PACKET1_CRC_ON             0x10  // Default
+#define RF_PACKET1_CRC_OFF            0x00
+
+#define RF_PACKET1_CRCAUTOCLEAR_ON    0x00  // Default
+#define RF_PACKET1_CRCAUTOCLEAR_OFF   0x08
+
+#define RF_PACKET1_ADRSFILTERING_OFF            0x00  // Default
+#define RF_PACKET1_ADRSFILTERING_NODE           0x02
+#define RF_PACKET1_ADRSFILTERING_NODEBROADCAST  0x04
+
+
+// RegPayloadLength
+#define RF_PAYLOADLENGTH_VALUE          0x40  // Default
+
+
+// RegBroadcastAdrs
+#define RF_BROADCASTADDRESS_VALUE       0x00
+
+
+// RegAutoModes
+#define RF_AUTOMODES_ENTER_OFF                0x00  // Default
+#define RF_AUTOMODES_ENTER_FIFONOTEMPTY       0x20
+#define RF_AUTOMODES_ENTER_FIFOLEVEL          0x40
+#define RF_AUTOMODES_ENTER_CRCOK              0x60
+#define RF_AUTOMODES_ENTER_PAYLOADREADY       0x80
+#define RF_AUTOMODES_ENTER_SYNCADRSMATCH      0xA0
+#define RF_AUTOMODES_ENTER_PACKETSENT         0xC0
+#define RF_AUTOMODES_ENTER_FIFOEMPTY          0xE0
+
+#define RF_AUTOMODES_EXIT_OFF                 0x00  // Default
+#define RF_AUTOMODES_EXIT_FIFOEMPTY           0x04
+#define RF_AUTOMODES_EXIT_FIFOLEVEL           0x08
+#define RF_AUTOMODES_EXIT_CRCOK               0x0C
+#define RF_AUTOMODES_EXIT_PAYLOADREADY        0x10
+#define RF_AUTOMODES_EXIT_SYNCADRSMATCH       0x14
+#define RF_AUTOMODES_EXIT_PACKETSENT          0x18
+#define RF_AUTOMODES_EXIT_RXTIMEOUT           0x1C
+
+#define RF_AUTOMODES_INTERMEDIATE_SLEEP       0x00  // Default
+#define RF_AUTOMODES_INTERMEDIATE_STANDBY     0x01
+#define RF_AUTOMODES_INTERMEDIATE_RECEIVER    0x02
+#define RF_AUTOMODES_INTERMEDIATE_TRANSMITTER 0x03
+
+
+// RegFifoThresh
+#define RF_FIFOTHRESH_TXSTART_FIFOTHRESH      0x00  // Reset value
+#define RF_FIFOTHRESH_TXSTART_FIFONOTEMPTY    0x80  // Recommended default
+
+#define RF_FIFOTHRESH_VALUE                   0x0F  // Default
+
+
+// RegPacketConfig2
+#define RF_PACKET2_RXRESTARTDELAY_1BIT        0x00  // Default
+#define RF_PACKET2_RXRESTARTDELAY_2BITS       0x10
+#define RF_PACKET2_RXRESTARTDELAY_4BITS       0x20
+#define RF_PACKET2_RXRESTARTDELAY_8BITS       0x30
+#define RF_PACKET2_RXRESTARTDELAY_16BITS      0x40
+#define RF_PACKET2_RXRESTARTDELAY_32BITS      0x50
+#define RF_PACKET2_RXRESTARTDELAY_64BITS      0x60
+#define RF_PACKET2_RXRESTARTDELAY_128BITS     0x70
+#define RF_PACKET2_RXRESTARTDELAY_256BITS     0x80
+#define RF_PACKET2_RXRESTARTDELAY_512BITS     0x90
+#define RF_PACKET2_RXRESTARTDELAY_1024BITS    0xA0
+#define RF_PACKET2_RXRESTARTDELAY_2048BITS    0xB0
+#define RF_PACKET2_RXRESTARTDELAY_NONE        0xC0
+#define RF_PACKET2_RXRESTART                  0x04
+
+#define RF_PACKET2_AUTORXRESTART_ON           0x02  // Default
+#define RF_PACKET2_AUTORXRESTART_OFF          0x00
+
+#define RF_PACKET2_AES_ON                     0x01
+#define RF_PACKET2_AES_OFF                    0x00  // Default
+
+
+// RegAesKey1-16
+#define RF_AESKEY1_VALUE            0x00  // Default
+#define RF_AESKEY2_VALUE            0x00  // Default
+#define RF_AESKEY3_VALUE            0x00  // Default
+#define RF_AESKEY4_VALUE            0x00  // Default
+#define RF_AESKEY5_VALUE            0x00  // Default
+#define RF_AESKEY6_VALUE            0x00  // Default
+#define RF_AESKEY7_VALUE            0x00  // Default
+#define RF_AESKEY8_VALUE            0x00  // Default
+#define RF_AESKEY9_VALUE            0x00  // Default
+#define RF_AESKEY10_VALUE           0x00  // Default
+#define RF_AESKEY11_VALUE           0x00  // Default
+#define RF_AESKEY12_VALUE           0x00  // Default
+#define RF_AESKEY13_VALUE           0x00  // Default
+#define RF_AESKEY14_VALUE           0x00  // Default
+#define RF_AESKEY15_VALUE           0x00  // Default
+#define RF_AESKEY16_VALUE           0x00  // Default
+
+
+// RegTemp1
+#define RF_TEMP1_MEAS_START         0x08
+#define RF_TEMP1_MEAS_RUNNING       0x04
+// not present on RFM69/SX1231
+#define RF_TEMP1_ADCLOWPOWER_ON     0x01  // Default
+#define RF_TEMP1_ADCLOWPOWER_OFF    0x00
+
+
+// RegTestLna
+#define RF_TESTLNA_NORMAL           0x1B
+#define RF_TESTLNA_HIGH_SENSITIVITY 0x2D
+
+
+// RegTestDagc
+#define RF_DAGC_NORMAL              0x00  // Reset value
+#define RF_DAGC_IMPROVED_LOWBETA1   0x20
+#define RF_DAGC_IMPROVED_LOWBETA0   0x30  // Recommended default
\ No newline at end of file