seniordesign-firmware Changeset - 70abc5d16090

Changeset - 70abc5d16090

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ethanzonca@CL-SEC241-08.cedarville.edu - 12 years ago 2012-11-27 19:18:07
ethanzonca@CL-SEC241-08.cedarville.edu

Added working USART library

6 files changed with 92 insertions and 44 deletions:

master/master/config.h

master/master/lib/serial.c

master/master/lib/serial.h

master/master/lib/trackuinoGPS/config.h

master/master/lib/trackuinoGPS/gpsMKa.c

master/master/master.c

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master/master/config.h

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@@ @@ -3,24 +3,33 @@ @@
+ *
  * Created: 10/25/2012 3:28:22 PM
  *  Author: ethanzonca
  */
 #ifndef CONFIG_H_
 #define CONFIG_H_
 #define F_CPU 11059200
 #define MODULE_ID '1'
 // --------------------------------------------------------------------------
 // USART config (serial.c)
 // --------------------------------------------------------------------------
 #define USART0_BAUDRATE 115200
 #define USART1_BAUDRATE 115200
 // --------------------------------------------------------------------------
 // AX.25 config (ax25.c)
 // --------------------------------------------------------------------------
 // TX delay in milliseconds
 #define TX_DELAY      300
 // Maximum packet delay
 #define MAX_PACKET_LEN 512  // bytes
 // --------------------------------------------------------------------------

master/master/lib/serial.c

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 /*
  * serial.c
+ *
  * Created: 10/25/2012 3:19:49 PM
  *  Author: ethanzonca
  */
 #include "serial.h"
 #include "../config.h"
 #include <avr/io.h>
 void serial_setup() {
 	// Set registers!
 	// from mnl
 	// uart
 	//UBRRH = (BAUD_PRESCALE >> 8); // 0
 	//UBRRL = BAUD_PRESCALE; // 8
 	//UCSRA = 0;
 	//UCSRB = 0x18;
 	//UCSRC = 0x06;
 	//OCR0B = 0xff;
 	//OCR0A = 0xff;
 	//OCR1AL = 0xff;
 	//OCR1BL = 0xff;
 void serial0_setup() {
 	/* Set baud rate */
 	UBRR0H = (unsigned char)(BAUD_PRESCALE>>8);
 	UBRR0L = (unsigned char)BAUD_PRESCALE;
 	UBRR0H = (unsigned char)(USART0_BAUD_PRESCALE>>8);
 	UBRR0L = (unsigned char)USART0_BAUD_PRESCALE;
 	/* Enable receiver and transmitter */
 	UCSR0B = (1<<RXEN0)|(1<<TXEN0);
 	/* Set frame format: 8data, 2stop bit */
 	UCSR0C = (3<<UCSZ00);
 	/* Set frame format: 8data, 1stop bit */
 	UCSR0C = (3<<UCSZ00); // - 1 stop bit
+}
 void serial1_setup() {
 	/* Set baud rate */
 	UBRR1H = (unsigned char)(USART1_BAUD_PRESCALE>>8);
 	UBRR1L = (unsigned char)USART1_BAUD_PRESCALE;
 	/* Enable receiver and transmitter */
 	UCSR1B = (1<<RXEN1)|(1<<TXEN1);
 	/* Set frame format: 8data, 1stop bit */
 	UCSR1C = (3<<UCSZ10); // - 1 stop bit
+}
-void serial_SendChar( char byte )
+void serial0_sendChar( unsigned char byte )
+{
 	while (!(UCSR0A & (1<<UDRE0)));
 	UDR0 = byte;
+}
 void serial_SendCommand( char moduleID, char sensorID, uint8_t dataLength, char* data )
 void serial1_sendChar( unsigned char byte )
+{
 	while (!(UCSR1A & (1<<UDRE1)));
 	UDR1 = byte;
+}
 void serial0_sendString(char* stringPtr){
 	while(*stringPtr != 0x00){
 		serial0_sendChar(*stringPtr);
 		stringPtr++;
+	}
+}
 void serial1_sendString(char* stringPtr){
 	while(*stringPtr != 0x00){
 		serial1_sendChar(*stringPtr);
 		stringPtr++;
+	}
+}
 void serial_sendCommand( char moduleID, char sensorID, uint8_t dataLength, char* data )
+{
 	char checkSum = 0x00; //initialize checksum
 	serial_SendChar('['); //bracket indicates start of command
 	serial_SendChar(moduleID);
 	serial0_sendChar('['); //bracket indicates start of command
 	serial0_sendChar(moduleID);
 	checkSum+=moduleID;
-	serial_SendChar(sensorID);
+	serial0_sendChar(sensorID);
 	checkSum+=sensorID;
 	//send each character of data individually
 	for (int i=0; i<dataLength; i++)
+	{
-		serial_SendChar(data[i]);
+		serial0_sendChar(data[i]);
 		checkSum+=data[i];
+	}
 	serial_SendChar(checkSum);
 	serial_SendChar(']'); //bracket indicates end of command
 	serial0_sendChar(checkSum);
 	serial0_sendChar(']'); //bracket indicates end of command
+}
-void serial_SendResponseData(){
+void serial_sendResponseData(){
+}

master/master/lib/serial.h

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@@ @@ -2,21 +2,29 @@ @@
  * serial.h
+ *
  * Created: 10/25/2012 3:19:42 PM
  *  Author: ethanzonca
  */
 #ifndef SERIAL_H_
 #define SERIAL_H_
 #include <inttypes.h>
 #define USART_BAUDRATE 19200
 #define BAUD_PRESCALE (((F_CPU / (USART_BAUDRATE * 16UL))) -1 )
 #define USART0_BAUD_PRESCALE (((F_CPU / (USART0_BAUDRATE * 16UL))) -1 )
 #define USART1_BAUD_PRESCALE (((F_CPU / (USART1_BAUDRATE * 16UL))) -1 )
 void serial0_sendChar( unsigned char byte );
 void serial1_sendChar( unsigned char byte );
 void serial_SendChar( char byte );
 void serial_SendCommand( char moduleID, char sensorID, uint8_t dataLength, char* data );
 void serial_SendResponseData();
 void serial_setup();
 void serial0_setup();
 void serial1_setup();
 void serial0_sendString(char* stringPtr);
 void serial1_sendString(char* stringPtr);
 void serial_sendCommand( char moduleID, char sensorID, uint8_t dataLength, char* data );
 void serial_sendResponseData();
 #endif /* SERIAL_H_ */
@@ \ No newline at end of file @@

master/master/lib/trackuinoGPS/config.h

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@@ @@ -69,30 +69,30 @@ @@
 // --------------------------------------------------------------------------
 // Tracker config (trackuino.pde)
 // --------------------------------------------------------------------------
 // APRS packets are slotted so that multiple trackers can be used without
 // them stepping on one another. The transmission times are governed by
 // the formula:
 //
 //         APRS_SLOT (seconds) + n * APRS_PERIOD (seconds)
 //
 // When launching multiple balloons, use the same APRS_PERIOD in all balloons
 // and set APRS_SLOT so that the packets are spaced equally in time.
-// Eg. for two balloons and APRS_PERIOD = 60, set APRS_SLOT to 0 and 30,
+// E.g. for two balloons and APRS_PERIOD = 60, set APRS_SLOT to 0 and 30,
 // respectively. The first balloon will transmit at 00:00:00, 00:01:00,
-// 00:02:00, etc. amd the second balloon will transmit at 00:00:30, 00:01:30,
+// 00:02:00, etc. and the second balloon will transmit at 00:00:30, 00:01:30,
 // 00:02:30, etc.
 #define APRS_SLOT     0     // seconds. -1 disables slotted transmissions
-#define APRS_PERIOD   60    // seconds
+#define APRS_PERIOD   5    // seconds
 // GPS baud rate (in bits per second). This is also the baud rate at which
 // debug data will be printed out the serial port.
 #define GPS_BAUDRATE  9600
 // --------------------------------------------------------------------------
 // Modem config (afsk.cpp)
 // --------------------------------------------------------------------------
 // AUDIO_PIN is the audio-out pin. The audio is generated by timer 2 using
 // PWM, so the only two options are pins 3 and 11.

master/master/lib/trackuinoGPS/gpsMKa.c

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 /*
 * gpsMKa.c
+*
 * Created: 11/15/2012 12:02:38 PM
 *  Author: mkanning
 */
 /*
 #include <stdbool.h>
 #include <avr/io.h>
 #include "gpsMKa.h"
 // holds the byte ALREADY PARSED. includes starting character
 int bytesReceived = 0;
 //data (and checksum) of most recent transmission
 char data[16];
 //used to skip over bytes during parse
 int skipBytes = 0;
@@ @@ -281,14 +282,14 @@ void parse_gps_transmission(void){ @@
 			decodeState = INITIALIZE;
 			skipBytes = 0; //prep for next phase of parse
 			numBytes = 0;
+		}
 		else //store data
+		{
 			checksum[numBytes] = byte;
 			numBytes++;
+		}
+	}
+}
+*/
 /// MKa GPS transmission parser END
@@ \ No newline at end of file @@

master/master/master.c

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@@ @@ -30,42 +30,58 @@ @@
 void micro_setup() {
+}
 int main(void)
+{
 	// Initialize. If this takes more than 4 seconds, be sure to reset the WDT
 	time_setup();
 	micro_setup();
 	watchdog_setup();
 	led_setup();
 	serial_setup(); // Config serial ports
 	serial0_setup(); // Config serial ports
 	serial1_setup(); // Config serial ports
 	logger_setup(); // this takes a few ms
 	afsk_setup(); // can take a few ms
-	//led_on(POWER);
 	led_on(POWER);
 	uint16_t ctr1 = 0;
 	uint16_t ctr2 = 255;
 	char logbuf[32];
 	uint32_t lastAprsBroadcast = 0;
 	uint32_t lastLog = 0;
 	while(1)
+    {
 		if(time_millis() - lastLog > 1000) {
 		led_on(STAT);
 		//sprintf(logbuf, "%d,%d,%d,%d,%d,%d\n", time_millis(),5*ctr1,ctr2, 12*ctr2,43*ctr1,5*ctr2);
 		sprintf(logbuf, "%d,\n", time_millis());
 			sprintf(logbuf, "%lu,%u,%u,%u,%u,%u\r\n", time_millis(),5*ctr1,ctr2, 12*ctr2,43*ctr1,5*ctr2);
 		logger_log(logbuf);
 			serial0_sendString("I am serial port 0!\r\n");
 			serial1_sendString("I am serial port 1!\r\n");
 		led_off(STAT);
 			lastLog = time_millis();
+		}
 		// Wait for transmission to complete before starting another.
 		// Hopefully this will never delay because it should issue on a timed schedule. Software timers!
 		// 8 second periodic for APRS transmission
 		// for some reason this seems to lock up and the WDT resets everything when the period exceeds 8 seconds. Which is the WDTimeout. Weird.
 		// If we want ~8+ seconds, then we'll need to do something fun here. Maybe reset the wdt...
 		if(time_millis() - lastAprsBroadcast > 10000) {
 		while(afsk_busy());
 		aprs_send(); // non-blocking
 			lastAprsBroadcast = time_millis();
+		}
 		ctr1++;
 		ctr2-=6;
 		wdt_reset();
+    }
+}
@@ \ No newline at end of file @@

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