diff options
Diffstat (limited to 'src/drivers/ao_aprs.c')
| -rw-r--r-- | src/drivers/ao_aprs.c | 163 |
1 files changed, 17 insertions, 146 deletions
diff --git a/src/drivers/ao_aprs.c b/src/drivers/ao_aprs.c index be7abaf5..df68278c 100644 --- a/src/drivers/ao_aprs.c +++ b/src/drivers/ao_aprs.c @@ -139,11 +139,10 @@ * */ -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <stdint.h> -#include <stdarg.h> +#ifndef AO_APRS_TEST +#include <ao.h> +#endif + #include <ao_aprs.h> typedef int bool_t; @@ -395,10 +394,8 @@ const uint32_t freqTable[256] = */ void ddsSetFTW (uint32_t ftw) { - static int id; int x = ftw - freqTable[0]; putchar (x > 0 ? 0xff : 0x0); -// printf ("%d %d\n", id++, x > 0 ? 1 : 0); } /** @@ -1003,6 +1000,8 @@ void tncSetMode(TNC_DATA_MODE dataMode) // FSK tones at 445.947 and 445.953 MHz ddsSetFSKFreq (955382980, 955453621); break; + case TNC_MODE_STANDBY: + break; } // END switch tncDataMode = dataMode; @@ -1061,11 +1060,12 @@ void tnc1200TimerTick() case TNC_TX_SYNC: // The variable tncShift contains the lastest data byte. // NRZI enocde the data stream. - if ((tncShift & 0x01) == 0x00) + if ((tncShift & 0x01) == 0x00) { if (tncTxBit == 0) tncTxBit = 1; else tncTxBit = 0; + } // When the flag is done, determine if we need to send more or data. if (++tncBitCount == 8) @@ -1101,11 +1101,12 @@ void tnc1200TimerTick() // The variable tncShift contains the lastest data byte. // NRZI enocde the data stream. - if ((tncShift & 0x01) == 0x00) + if ((tncShift & 0x01) == 0x00) { if (tncTxBit == 0) tncTxBit = 1; else tncTxBit = 0; + } // Save the data stream so we can determine if bit stuffing is // required on the next bit time. @@ -1145,11 +1146,12 @@ void tnc1200TimerTick() // The variable tncShift contains the lastest data byte. // NRZI enocde the data stream. - if ((tncShift & 0x01) == 0x00) + if ((tncShift & 0x01) == 0x00) { if (tncTxBit == 0) tncTxBit = 1; else tncTxBit = 0; + } // Save the data stream so we can determine if bit stuffing is // required on the next bit time. @@ -1177,11 +1179,12 @@ void tnc1200TimerTick() case TNC_TX_END: // The variable tncShift contains the lastest data byte. // NRZI enocde the data stream. - if ((tncShift & 0x01) == 0x00) + if ((tncShift & 0x01) == 0x00) { if (tncTxBit == 0) tncTxBit = 1; else tncTxBit = 0; + } // If all the bits were shifted, get the next one. if (++tncBitCount == 8) @@ -1239,7 +1242,7 @@ tncPrintf(char *fmt, ...) int c; va_start(ap, fmt); - c = vsprintf(tncBufferPnt, fmt, ap); + c = vsprintf((char *) tncBufferPnt, fmt, ap); va_end(ap); tncBufferPnt += c; tncLength += c; @@ -1369,7 +1372,7 @@ void tncGPRMCPacket() */ void tncStatusPacket(int16_t temperature) { - uint16_t voltage; +// uint16_t voltage; // Plain text telemetry. tncPrintf (">ANSR "); @@ -1425,7 +1428,7 @@ void tncStatusPacket(int16_t temperature) */ void tncTxPacket(TNC_DATA_MODE dataMode) { - int16_t temperature; + int16_t temperature = 20; uint16_t crc; // Only transmit if there is not another message in progress. @@ -1510,135 +1513,3 @@ void tncTxPacket(TNC_DATA_MODE dataMode) } /** @} */ - -#if 0 -uint32_t counter; - -uint8_t bitIndex; -uint8_t streamIndex; -uint8_t value; - -uint8_t bitStream[] = { 0x10, 0x20, 0x30 }; - -void init() -{ - counter = 0; - bitIndex = 0; - streamIndex = 0; - value = bitStream[0]; -} - -void test() -{ - counter += 0x10622d; - -// CCP_1 = (uint16_t) ((counter >> 16) & 0xffff); - - if ((value & 0x80) == 0x80) - setup_ccp1 (CCP_COMPARE_SET_ON_MATCH); - else - setup_ccp1 (CCP_COMPARE_CLR_ON_MATCH); - - if (++bitIndex == 8) - { - bitIndex = 0; - - if (++streamIndex == sizeof(bitStream)) - { - streamIndex = 0; - } - - value = bitStream[streamIndex]; - } else - value = value << 1; -} -#endif - -// This is where we go after reset. -int main(int argc, char **argv) -{ - uint8_t i, utcSeconds, lockLostCounter; - -//test(); - - // Configure the basic systems. -// sysInit(); - - // Wait for the power converter chains to stabilize. -// delay_ms (100); - - // Setup the subsystems. -// adcInit(); -// flashInit(); - gpsInit(); -// logInit(); -// timeInit(); -// serialInit(); - tncInit(); - - // Program the DDS. -// ddsInit(); - - // Transmit software version packet on start up. - tncTxPacket(TNC_MODE_1200_AFSK); - - exit(0); - // Counters to send packets if the GPS time stamp is not available. - lockLostCounter = 5; - utcSeconds = 55; - - // This is the main loop that process GPS data and waits for the once per second timer tick. - for (;;) - { - // Read the GPS engine serial port FIFO and process the GPS data. -// gpsUpdate(); - - if (gpsIsReady()) - { - // Start the flight timer when we get a valid 3D fix. - if (gpsGetFixType() == GPS_3D_FIX) - timeSetRunFlag(); - - // Generate our packets based on the GPS time. - if (tncIsTimeSlot(gpsPosition.seconds)) - tncTxPacket(TNC_MODE_1200_AFSK); - - // Sync the internal clock to GPS UTC time. - utcSeconds = gpsPosition.seconds; - - // This counter is reset every time we receive the GPS message. - lockLostCounter = 0; - - // Log the data to flash. -// sysLogGPSData(); - } // END if gpsIsReady - - // Processing that occurs once a second. - if (timeIsUpdate()) - { - // We maintain the UTC time in seconds if we shut off the GPS engine or it fails. - if (++utcSeconds == 60) - utcSeconds = 0; - - // If we loose information for more than 5 seconds, - // we will determine when to send a packet based on internal time. - if (lockLostCounter == 5) - { - if (tncIsTimeSlot(utcSeconds)) - tncTxPacket(TNC_MODE_1200_AFSK); - } else - ++lockLostCounter; - - // Update the ADC filters. -// adcUpdate(); - - if (timeHours == 5 && timeMinutes == 0 && timeSeconds == 0) - gpsPowerOff(); - - } // END if timeIsUpdate - - } // END for -} - - - |