Diff: TARGET_MOTE_L152RC/radio_mote.cpp

Revision:

1:0817a150122b

Child:

5:1e5cb7139acb

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_MOTE_L152RC/radio_mote.cpp	Mon Aug 20 18:13:09 2018 -0700
@@ -0,0 +1,130 @@
+#include "radio.h"
+
+#define RADIO_RESET              PC_2 //NorAm_Mote Reset_sx
+#define RADIO_MOSI               PB_15 //NorAm_Mote SPI2 Mosi
+#define RADIO_MISO               PB_14 //NorAm_Mote SPI2 Miso
+#define RADIO_SCLK               PB_13 //NorAm_Mote  SPI2 Clk
+#define RADIO_NSS                PB_12 //NorAm_Mote SPI2 Nss
+ 
+#define RADIO_DIO_0              PC_6 //NorAm_Mote DIO0 
+#define RADIO_DIO_1              PC_10 //NorAm_Mote DIO1 
+#define RADIO_DIO_2              PC_8 //NorAm_Mote DIO2 
+#define RADIO_DIO_3              PB_4 //NorAm_Mote DIO3 
+#define RADIO_DIO_4              PB_5 //NorAm_Mote DIO4 
+#define RADIO_DIO_5              PB_6 //NorAm_Mote DIO5
+ 
+#define RFSW1                    PC_4 //NorAm_Mote RFSwitch_CNTR_1
+#define RFSW2                    PC_13 //NorAm_Mote RFSwitch_CNTR_2
+
+SPI spi(RADIO_MOSI, RADIO_MISO, RADIO_SCLK); // mosi, miso, sclk
+//                   dio0, dio1, nss, spi, rst
+SX127x Radio::radio(RADIO_DIO_0, RADIO_DIO_1, RADIO_NSS, spi, RADIO_RESET); 
+SX127x_lora Radio::lora(radio);
+SX127x_fsk Radio::fsk(radio);
+
+DigitalOut rfsw1(RFSW1);
+DigitalOut rfsw2(RFSW2);
+
+DigitalOut red(LED1);
+DigitalOut yellow(LED3);
+#define LED_OFF     1
+#define LED_ON      0
+
+void Radio::rfsw_callback()
+{
+    if (radio.RegOpMode.bits.Mode == RF_OPMODE_TRANSMITTER) {  // start of transmission
+        red = LED_ON;
+        yellow = LED_OFF;
+        if (radio.HF) {
+            if (radio.RegPaConfig.bits.PaSelect) { // if PA_BOOST
+                rfsw2 = 0;
+                rfsw1 = 1;
+            } else { // RFO to power amp
+                rfsw2 = 1;
+                rfsw1 = 0;            
+            }
+        } else {
+            // todo: sx1276
+        }
+    } else if (radio.RegOpMode.bits.Mode == RF_OPMODE_RECEIVER || radio.RegOpMode.bits.Mode == RF_OPMODE_RECEIVER_SINGLE || radio.RegOpMode.bits.Mode == RF_OPMODE_CAD) { // start of reception
+        red = LED_OFF;
+        yellow = LED_ON;
+        if (radio.HF) {
+            rfsw2 = 1;
+            rfsw1 = 1;              
+        } else {
+            // todo: sx1276
+        }
+    } else { // RF switch shutdown
+        yellow = LED_OFF;
+        red = LED_OFF;
+        rfsw2 = 0;
+        rfsw1 = 0;     
+    }
+}
+
+void Radio::tx_dbm_print()
+{
+    int dbm;
+
+    radio.RegPaConfig.octet = radio.read_reg(REG_PACONFIG);
+    if (radio.RegPaConfig.bits.PaSelect) {
+        RegPdsTrim1_t pds_trim;
+        uint8_t adr;
+
+        if (radio.type == SX1276)
+            adr = REG_PDSTRIM1_SX1276;
+        else
+            adr = REG_PDSTRIM1_SX1272;
+
+        pds_trim.octet = radio.read_reg(adr);   
+        dbm = radio.RegPaConfig.bits.OutputPower + pds_trim.bits.prog_txdac - 2;
+    } else {
+        dbm = radio.RegPaConfig.bits.OutputPower - 21;
+    }
+    pc.printf(":%d", dbm);
+}
+
+bool Radio::tx_dbm_write(const char* str)
+{
+    int dbm;
+
+    sscanf(str, "%d", &dbm);
+
+    if (dbm > 20) {
+        radio.RegPaConfig.bits.PaSelect = 0;    // RFO to external amplifier
+        dbm -= 20;
+        if (dbm < 15)
+            radio.RegPaConfig.bits.OutputPower = dbm + 1;
+    } else {
+        uint8_t adr;
+        RegPdsTrim1_t pds_trim;
+
+        radio.RegPaConfig.bits.PaSelect = 1;    // PA_BOOST
+        /* PABOOST used: +2dbm to +17, or +20 */
+
+        if (radio.type == SX1276)
+            adr = REG_PDSTRIM1_SX1276;
+        else
+            adr = REG_PDSTRIM1_SX1272;
+       
+        pds_trim.octet = radio.read_reg(adr);   
+        if (dbm > 17) {
+            dbm -= 3;
+            pds_trim.bits.prog_txdac = 7;
+            radio.write_reg(adr, pds_trim.octet);
+        }
+
+        if (dbm > 1)
+            radio.RegPaConfig.bits.OutputPower = dbm - 2;
+    }
+
+    radio.write_reg(REG_PACONFIG, radio.RegPaConfig.octet);
+
+    return false;
+}
+
+void Radio::targetInit()
+{
+    radio.rf_switch = rfsw_callback;
+}