Revision 117
Removed debug leds in the uart module. Can turn relay on and off now.
| trunk/toolbox/main.c | ||
|---|---|---|
| 11 | 11 |
#include <util/delay.h> |
| 12 | 12 |
#include "uart.h" |
| 13 | 13 |
|
| 14 |
#define BUT_RED _BV(PORTB4) |
|
| 15 |
#define BUT_BLACK _BV(PORTB3) |
|
| 14 |
#define RELAY _BV(PORTB5) |
|
| 15 |
#define BUT_RED _BV(PINB4) |
|
| 16 |
#define BUT_BLACK _BV(PINB3) |
|
| 16 | 17 |
#define LED_GREEN _BV(PORTB2) |
| 17 | 18 |
#define LED_YELLOW _BV(PORTB1) |
| 18 | 19 |
#define LED_RED _BV(PORTB0) |
| ... | ... | |
| 22 | 23 |
#define DELIM '^' |
| 23 | 24 |
#define ADDR '2' |
| 24 | 25 |
#define SERVER '1' |
| 26 |
#define TURNON 'O' |
|
| 25 | 27 |
|
| 26 | 28 |
typedef enum {
|
| 27 | 29 |
sd, // start delimitor |
| ... | ... | |
| 36 | 38 |
} state_t; |
| 37 | 39 |
|
| 38 | 40 |
void init_pins() {
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| 39 |
DDRB = _BV(DDB0) | _BV(DDB1) | _BV(DDB2); |
|
| 41 |
DDRB = _BV(DDB0) | _BV(DDB1) | _BV(DDB2) | _BV(DDB5);
|
|
| 40 | 42 |
|
| 41 | 43 |
PORTB = 0x00; |
| 42 | 44 |
} |
| ... | ... | |
| 49 | 51 |
} |
| 50 | 52 |
} |
| 51 | 53 |
|
| 54 |
void toggle_relay(uint8_t state) {
|
|
| 55 |
if (state == ON) {
|
|
| 56 |
PORTB |= RELAY; |
|
| 57 |
} else {
|
|
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PORTB &= ~RELAY; |
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| 59 |
} |
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| 60 |
} |
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| 61 |
|
|
| 52 | 62 |
inline uint8_t read_button(uint8_t which) {
|
| 53 | 63 |
return (!(PINB & which)); |
| 54 | 64 |
} |
| ... | ... | |
| 82 | 92 |
toggle_led(LED_RED, ON); |
| 83 | 93 |
toggle_led(LED_YELLOW, OFF); |
| 84 | 94 |
toggle_led(LED_GREEN, OFF); |
| 95 |
toggle_relay(OFF); |
|
| 85 | 96 |
while ((uart_get_byte(&r)) < 0); |
| 86 | 97 |
if (r == DELIM) {
|
| 87 | 98 |
state = src; |
| ... | ... | |
| 127 | 138 |
while ((uart_get_byte(&r)) < 0); |
| 128 | 139 |
|
| 129 | 140 |
if (r == (packet[0] ^ packet[1] ^ packet[2])) {
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| 130 |
state = ack; |
|
| 131 |
} else {
|
|
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packet[0] = 0x00; |
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packet[1] = 0x00; |
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packet[2] = 0x00; |
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state = sd; |
|
| 141 |
|
|
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if (packet[2] = TURNON) {
|
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state = ack; |
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| 144 |
break; |
|
| 145 |
} |
|
| 136 | 146 |
} |
| 147 |
|
|
| 148 |
packet[0] = 0x00; |
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| 149 |
packet[1] = 0x00; |
|
| 150 |
packet[2] = 0x00; |
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| 151 |
state = sd; |
|
| 137 | 152 |
break; |
| 138 | 153 |
case ack: |
| 139 | 154 |
uart_send_byte(DELIM); |
| ... | ... | |
| 151 | 166 |
if (read_button(BUT_BLACK)) {
|
| 152 | 167 |
toggle_led(LED_YELLOW, OFF); |
| 153 | 168 |
toggle_led(LED_GREEN, ON); |
| 169 |
toggle_relay(ON); |
|
| 154 | 170 |
state = toolon; |
| 155 | 171 |
} else if (read_button(BUT_RED)) {
|
| 156 | 172 |
state = sd; |
| trunk/toolbox/uart.c | ||
|---|---|---|
| 58 | 58 |
|
| 59 | 59 |
ISR(USART_RX_vect) {
|
| 60 | 60 |
received_byte = UDR; |
| 61 |
byte_ready = 1; |
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| 62 |
|
|
| 63 |
if (PORTD & _BV(PORTD3)) |
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| 64 |
PORTD &= ~_BV(PORTD3); |
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| 65 |
else |
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| 66 |
PORTD |= _BV(PORTD3); |
|
| 67 |
|
|
| 61 |
byte_ready = 1; |
|
| 68 | 62 |
} |
| 69 | 63 |
|
| 70 | 64 |
ISR(USART_TX_vect) {
|
| 71 | 65 |
// Re-enable reads |
| 72 | 66 |
uart_toggle_transmit(UART_TX_OFF); |
| 73 |
|
|
| 74 |
if (PORTD & _BV(PORTD4)) |
|
| 75 |
PORTD &= ~_BV(PORTD4); |
|
| 76 |
else |
|
| 77 |
PORTD |= _BV(PORTD4); |
|
| 78 |
|
|
| 79 | 67 |
} |
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