Revision 191
Added jump table to point to the right functions in the toolbox
| main.c | ||
|---|---|---|
| 19 | 19 |
/** @file main.c |
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* @brief Contains the main function for the toolbox code. |
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* |
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* @author Suresh Nidhiry (snidhiry), Kevin Woo (kwoo) |
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* @author Suresh Nidhiry (snidhiry@andrew.cmu.edu) |
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* @author Kevin Woo (kwoo@2ndt.com) |
|
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*/ |
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|
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//Includes |
| ... | ... | |
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#include <avr/interrupt.h> |
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#include <stdint.h> |
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#include <util/delay.h> |
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#include "uart.h" |
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|
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#include <tooltron.h> |
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#include "jumptable.h" |
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#define TOOLBOX |
|
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#define RELAY _BV(PORTD4) |
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#define VAC_SENSE _BV(PIND3) |
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#define BUT_RED _BV(PINB4) |
| ... | ... | |
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sei(); //Enable interrupts |
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init_timer(); //Set registers for timer |
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init_pins(); //Set pin directions |
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init_uart(51); //Set registers for uart
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|
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rs485_init(51);
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|
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/***** End Start-up Sequence *****/ |
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|
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uint8_t r; |
| ... | ... | |
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packet[2] = 0x00; |
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|
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while(1) {
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/* |
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usb_puti(min); |
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uart_send_byte('m');
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usb_puti(sec); |
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uart_send_byte('s');
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uart_send_byte('\r');
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uart_send_byte('\n');
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_delay_ms(500); |
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*/ |
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|
|
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switch (state) {
|
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case sd: |
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toggle_led(LED_RED, ON); |
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toggle_led(LED_YELLOW, OFF); |
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toggle_led(LED_GREEN, OFF); |
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toggle_relay(OFF); |
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while ((uart_get_byte(&r)) < 0);
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while ((rs485_get_byte(&r)) < 0);
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|
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if (r == DELIM) {
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state = src; |
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} |
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break; |
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case src: |
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while ((uart_get_byte(&r)) < 0);
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while ((rs485_get_byte(&r)) < 0);
|
|
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|
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if (r == DELIM) {
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state = src; |
| ... | ... | |
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} |
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break; |
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case dest: |
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while ((uart_get_byte(&r)) < 0);
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while ((rs485_get_byte(&r)) < 0);
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|
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if (r == DELIM) {
|
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packet[0] = 0x00; |
| ... | ... | |
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} |
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break; |
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case data: |
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while ((uart_get_byte(&r)) < 0);
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while ((rs485_get_byte(&r)) < 0);
|
|
| 201 | 193 |
|
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if (r == DELIM) {
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packet[0] = 0x00; |
| ... | ... | |
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} |
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break; |
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case cs: |
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while ((uart_get_byte(&r)) < 0);
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while ((rs485_get_byte(&r)) < 0);
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|
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if (r == (packet[0] ^ packet[1] ^ packet[2])) {
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|
| ... | ... | |
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state = sd; |
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break; |
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case ack: |
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uart_send_byte(DELIM);
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uart_send_byte(ADDR);
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uart_send_byte(SERVER);
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uart_send_byte('A');
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uart_send_byte(ADDR ^ SERVER ^ 'A');
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rs485_send_byte(DELIM);
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rs485_send_byte(ADDR);
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rs485_send_byte(SERVER);
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rs485_send_byte('A');
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rs485_send_byte(ADDR ^ SERVER ^ 'A');
|
|
| 233 | 225 |
|
| 234 | 226 |
toggle_led(LED_RED, OFF); |
| 235 | 227 |
toggle_led(LED_YELLOW, ON); |
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