void sleepRadio(){
//printf("Sleeping");
RFM69_setMode(RFM69_MODE_SLEEP);
init_sleep();
sleepMicro(TX_GAP * 100);
//printf("Awake");
}
void hw_init()
{
uint8_t c;
P0DIR = 0xf0; // P0.0 P0.1 P0.2 are the LEDs and they are outputs
// P0.3 is the UART TX - output
// P0.5 is the push button - input
// P0.6 is the MPU interrupt pin - input
P0CON = 0x55; // turn on the pullup for the recenter button
// cycle the LEDs
LED_RED = 0;
LED_YELLOW = 0;
LED_GREEN = 0;
for (c = 0; c < 3; ++c)
{
LED_RED = 1;
delay_ms(40);
LED_RED = 0;
LED_YELLOW = 1;
delay_ms(40);
LED_YELLOW = 0;
LED_GREEN = 1;
delay_ms(40);
LED_GREEN = 0;
LED_YELLOW = 1;
delay_ms(40);
LED_YELLOW = 0;
}
dbgInit();
i2c_init();
dputs("init started");
LED_YELLOW = 1;
mpu_init(false);
dbgFlush();
rf_head_init(); // init the radio
init_sleep(); // we need to wake up from RFIRQ
LED_YELLOW = 0;
dputs("init OK");
}
int main(void)
{
#ifdef ZOMBIE_MODE
LPC_SYSCON->BODCTRL = 0x11; //Should be set to Level 1 (Assertion 2.3V, De-assertion 2.4V) reset
#endif
#if defined(GATEWAY) || defined(DEBUG)
// Initialise the UART0 block for printf output
uart0Init(115200);
#endif
// Configure the multi-rate timer for 1ms ticks
mrtInit(__SYSTEM_CLOCK/1000);
/* Enable AHB clock to the Switch Matrix , UART0 , GPIO , IOCON, MRT , ACMP */
LPC_SYSCON->SYSAHBCLKCTRL |= (1 << 7) | (1 << 14) /*| (1 << 6)*//* | (1 << 18)*/
| (1 << 10) | (1 << 19);
// Configure the switch matrix (setup pins for UART0 and SPI)
configurePins();
#ifdef DEBUG
mrtDelay(100);
printf("Node Booted\r\n");
mrtDelay(100);
#endif
RFM69_init();
#ifdef ZOMBIE_MODE
//This is to allow the setup to recover from the initial boot and
// avoid a loop
RFM69_setMode(RFM69_MODE_SLEEP);
init_sleep();
sleepMicro(20000);
#endif
#ifdef DEBUG
printf("Node initialized, version %s\r\n",GIT_VER);
#endif
//Seed random number generator, we can use our 'unique' ID
random_output = NODE_ID[0] + NODE_ID[1] + NODE_ID[2];
while(1) {
/*
#ifdef ZOMBIE_MODE
adc_result = acmpVccEstimate();
// Before transmitting if the input V is too low we could sleep again
if (adc_result < 3100 || adc_result > 10000) {
sleepRadio();
}
#endif
*/
incrementPacketCount();
//Clear buffer
data_temp[0] = '\0';
uint8_t n;
//Create the packet
int int_temp;
#ifdef ZOMBIE_MODE
//This is to allow the setup to recover from the initial boot and
// avoid a loop
RFM69_setMode(RFM69_MODE_SLEEP);
init_sleep();
sleepMicro(10000);
#endif
int_temp = RFM69_readTemp(); // Read transmitter temperature
rx_rssi = RFM69_lastRssi();
// read the rssi threshold before re-sampling noise floor which will change it
rssi_threshold = RFM69_lastRssiThreshold();
floor_rssi = RFM69_sampleRssi();
#ifdef ZOMBIE_MODE
//This is to allow the setup to recover from the initial boot and
// avoid a loop
RFM69_setMode(RFM69_MODE_SLEEP);
init_sleep();
sleepMicro(10000);
#endif
#ifdef ZOMBIE_MODE
adc_result = acmpVccEstimate();
//sleepMicro(20000);
#endif
#ifdef DEBUG
printf("ADC: %d\r\n", adc_result);
#endif
#ifdef ZOMBIE_MODE
//This is to allow the setup to recover from the initial boot and
// avoid a loop
RFM69_setMode(RFM69_MODE_SLEEP);
init_sleep();
sleepMicro(10000);
#endif
if(data_count == 97) {
n = sprintf(data_temp, "%d%cL%s[%s]", NUM_REPEATS, data_count, LOCATION_STRING, NODE_ID);
}
else {
#ifdef DEBUG
//n = sprintf(data_temp, "%d%cT%dR%d,%dC%dX%d,%dV%d[%s]", NUM_REPEATS, data_count, int_temp, rx_rssi, floor_rssi, rx_packets, rx_restarts, rssi_threshold, adc_result, NODE_ID);
n = sprintf(data_temp, "%d%cT%dV%d[%s]", NUM_REPEATS, data_count, int_temp, adc_result, NODE_ID);
#elif defined(ZOMBIE_MODE)
n = sprintf(data_temp, "%d%cT%dV%d[%s]", NUM_REPEATS, data_count, int_temp, adc_result, NODE_ID);
#else
n = sprintf(data_temp, "%d%cT%dR%d[%s]", NUM_REPEATS, data_count, int_temp, rx_rssi, NODE_ID);
#endif
}
transmitData(n);
#ifdef ZOMBIE_MODE
sleepRadio();
#else
awaitData(TX_GAP);
#endif
}
}
