pradeep shekhar
for testing
Diff: main.cpp
- Revision:
- 2:9b4647a9558c
- Parent:
- 1:24f2092e3add
- Child:
- 3:3572f6b06485
--- a/main.cpp Tue Oct 27 17:39:35 2015 +0000
+++ b/main.cpp Wed Oct 28 13:31:18 2015 +0000
@@ -1,5 +1,6 @@
#include "beacon.h"
#include <stdio.h>
+//Takes approx. 4.3 sec in void FCTN_BCN_TX_MAIN() (temp.calc. + long_beacon + short_beacon)
Serial pc(USBTX, USBRX); //tx,rx
SPI spi(D11, D12, D13); // mosi, miso, sclk
@@ -8,23 +9,35 @@
Timer t_i;
Ticker loop;
-void P_BCN_INIT()
+//GLOBAL VARIABLES
+uint8_t BCN_INIT_STATUS = 0;
+uint8_t BCN_TX_MAIN_STATUS = 0;
+uint8_t BCN_TX_STATUS = 0;
+uint8_t BCN_TX_EN = 1; //hardcoding for now //check where is this variable toggled??
+uint8_t BCN_FEN = 0; //write this to non-erasable memory.
+uint8_t BCN_STANDBY = 0; //hardcoding for now //check where is this variable toggled??
+uint8_t BCN_TS_BUFFER = 0; // For Temperature
+
+void FCTN_BCN_INIT()
{
- pc.printf("P_BCN_INIT\n");
+ //t_i.start();
+ pc.printf("FCTN_BCN_INIT\n");
BCN_INIT_STATUS = 1;
Init_BEACON_HW();
if (BCN_FEN == 0)
t.start();//Start the timer for RF_Silence
BCN_INIT_STATUS = 0;
}
-void P_BCN_FEN()
+void FCTN_BCN_FEN()
{
- pc.printf("P_FEN\n");
+ pc.printf("FCTN_FEN\n");
BCN_FEN = 1;//write this value to flash
}
-void P_BCN_TX_MAIN()
+void FCTN_BCN_TX_MAIN()
{
- pc.printf("P_BCN_TX_MAIN\n");
+ pc.printf("FCTN_BCN_TX_MAIN\n");
+ t_i.start();
+ int begin = t_i.read_us();
BCN_TX_MAIN_STATUS = 1;
if(BCN_FEN == 1)
@@ -33,7 +46,7 @@
{
//Measure and store BCN temperature in BCN_TS_BUFFER
BCN_TS_BUFFER = check_Temperature();
- pc.printf("\n\ntemperature = %d\n\n",BCN_TS_BUFFER);
+ //pc.printf("\n\ntemperature = %d\n\n",BCN_TS_BUFFER);
//Get BCN_HK data from BCN HW(SPI) //Store BCN_HK data in BCN_HK_BUFFER
if(BCN_STANDBY == 1 )
{
@@ -45,13 +58,8 @@
else
{
//transmit short beacon and long beacon
- t_i.start();
- int begin = t_i.read_us();
SHORT_BCN_TX();
LONG_BCN_TX();
- t_i.stop();
- int end = t_i.read_us();
- pc.printf("The time required for short and long is %d seconds\r\n", end-begin);
if(Check_ACK_RECEIVED() == 1)
{
@@ -77,6 +85,10 @@
Set_BCN_TX_STATUS(BCN_RF_SILENCE); //Window of RF Silence: None of the Txs should be on.
BCN_TX_MAIN_STATUS = 0;
}
+ t_i.stop();
+ int end = t_i.read_us();
+ pc.printf("The time required for short and long is %d seconds\r\n", end-begin);
+
}
void Set_BCN_TX_STATUS(uint8_t STATUS)
@@ -89,7 +101,7 @@
uint8_t temperature;
writereg(RF22_REG_0F_ADC_CONFIGURATION,0x80);
writereg(RF22_REG_12_Temperature_Sensor_Calibration,0x20);
- wait(1);
+ wait(0.1);
temperature = readreg(RF22_REG_11_ADC_Value);
temperature = (float)temperature*0.5 - 64;
return temperature;
@@ -99,16 +111,9 @@
{
writereg(RF22_REG_6E_TX_DATA_RATE,0x01);
writereg(RF22_REG_6F_TX_DATA_RATE,0x4F);//160bps
- writereg(RF22_REG_3E_PACKET_LENGTH,SHORT_TX_DATA); //short packet length
- /*
- init();
- //init complete
- pc.printf("init complete.....press t to send\n");
- while(pc.getc()=='t')
- { */
- //button.rise(&interrupt_func); //interrupt enabled ( rising edge of pin 9)
- wait(0.02); // pl. update this value or even avoid it!!!
- int i=0;
+ writereg(RF22_REG_3E_PACKET_LENGTH,SHORT_TX_DATA); //short packet length
+ wait(0.02);
+
//extract values from short_beacon[]
struct Short_beacon
{
@@ -122,20 +127,14 @@
//filling hk data
//uint8_t short_beacon[] = { 0xAB, 0x8A, 0xE2, 0xBB, 0xB8, 0xA2, 0x8E,Shortbeacon.Voltage[0],Shortbeacon.AngularSpeed[0], Shortbeacon.AngularSpeed[1],Shortbeacon.SubsystemStatus[0],Shortbeacon.Temp[0],Shortbeacon.Temp[1],Shortbeacon.Temp[2],Shortbeacon.ErrorFlag[0]};
uint8_t short_beacon[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,Shortbeacon.Voltage[0],Shortbeacon.AngularSpeed[0], Shortbeacon.AngularSpeed[1],Shortbeacon.SubsystemStatus[0],Shortbeacon.Temp[0],Shortbeacon.Temp[1],Shortbeacon.Temp[2],Shortbeacon.ErrorFlag[0]};
-
- //uint8_t short_beacon[15];
-// for(int i = 0;i<15;i++)
-// {
-// short_beacon[i] = 0xAA;
-// }
-
+
//writereg(RF22_REG_07_OPERATING_MODE1,0x01); //ready mode ??
clearTxBuf();
//writing data first time
int byte = 0;
cs = 0;
spi.write(0xFF);
- pc.printf("line 151");
+
for (int byte_counter = 0; byte_counter <15 ; byte_counter++)
{
for(int j = 3; j >= 0 ; j--)
@@ -161,18 +160,18 @@
}
cs = 1;
- pc.printf("line 177\n");
+
//Set to Tx mode
writereg(RF22_REG_07_OPERATING_MODE1,0x09);
-
+ wait(0.1);
//Check for fifoThresh
while((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) != 0x20);
- //pc.printf("fifothresh1?\n");
- pc.printf("line 184\n");
- //rf22.waitPacketSent();
+
+
+ //Check for packet_sent
while((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) != 0x04);
- //pc.printf(" chk pkt sent!\r\n");
- pc.printf("Short packet sent\r\n");
+
+ //pc.printf("Short packet sent\r\n");
writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode
@@ -210,7 +209,7 @@
//Set to Tx mode
writereg(RF22_REG_07_OPERATING_MODE1,0x09);
-
+ wait(0.1);
//Check for fifoThresh
while((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) != 0x20);
@@ -221,20 +220,20 @@
spi.write(Long_beacon[i]);
}
cs = 1;
- wait(0.01);
+ wait(0.1);
//Check for fifoThresh
while((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) != 0x20);
//Check for packetsent interrupt
while((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) != 0x04);
- pc.printf("Long packet sent\r\n");
+ //pc.printf("Long packet sent\r\n");
writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode
}
void reset_uC()
{
- P_BCN_INIT();
+ FCTN_BCN_INIT();
}
void writereg(uint8_t reg,uint8_t val)
{
@@ -299,20 +298,22 @@
void Init_BEACON_HW()
{
+ wait(0.1);
cs=1; // chip must be deselected
+ wait(0.1);
spi.format(8,0);
spi.frequency(10000000); //10MHz SCLK
//should either have a flag for invalid SPI or discard this for actual case or add reset
if (readreg(RF22_REG_00_DEVICE_TYPE) == 0x08)
- /*pc.printf("spi connection valid\r\n")*/;
+ pc.printf("spi connection valid\r\n");
else
- {//pc.printf("error in spi connection\r\n");
+ {pc.printf("error in spi connection\r\n");
reset_uC();
}
writereg(RF22_REG_07_OPERATING_MODE1,0x80); //sw_reset
- wait(1); //takes time to reset
+ wait(0.1); //takes time to reset
clearTxBuf();
@@ -334,7 +335,7 @@
if((readreg(RF22_REG_02_DEVICE_STATUS)& 0x08)!= 0x00)
{
- //pc.printf("frequency not set properly\r\n");
+ pc.printf("frequency not set properly\r\n");
reset_uC();
}
@@ -378,13 +379,13 @@
}
int main()
{
- P_BCN_INIT();
+ FCTN_BCN_INIT();
- loop.attach(&P_BCN_TX_MAIN, 10.0);
+ loop.attach(&FCTN_BCN_TX_MAIN, 10.0);//in actual case its 30.0
while(t.read() < RF_SILENCE_TIME);
- P_BCN_FEN();
+ FCTN_BCN_FEN();
while(1);