Revision 1b054655
Fixes. It tooltrons at a basic level now.
| toolbox/rfid.c | ||
|---|---|---|
| 16 | 16 |
} |
| 17 | 17 |
} |
| 18 | 18 |
|
| 19 |
static void read_serno() {
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|
| 20 |
int i; |
|
| 21 |
for (i = 0; i < RFID_SERNO_SIZE; i++) {
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| 22 |
serno[i] = serial_read_blocking(); |
|
| 23 |
} |
|
| 24 |
} |
|
| 25 |
|
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| 26 |
static char check_serno() {
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| 27 |
int i; |
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| 28 |
for (i = 0; i < RFID_SERNO_SIZE; i++) {
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| 29 |
if (serno[i] != serial_read_blocking()) {
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| 30 |
return 0; |
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| 31 |
} |
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| 32 |
} |
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| 33 |
return 1; |
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| 34 |
} |
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| 35 |
|
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| 36 | 19 |
void rfid_init() {
|
| 37 | 20 |
serial_init(); |
| 38 | 21 |
} |
| 39 | 22 |
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| 40 |
void rfid_read_safe() {
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| 41 |
char n_err = 0, n_ok = 0; |
|
| 42 |
while (1) {
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| 43 |
serial_write(read_cmd, sizeof(read_cmd)); |
|
| 44 |
if (serial_read_blocking() == RFID_OK) {
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| 45 |
if (n_ok == 0) {
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| 46 |
read_serno(); |
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| 47 |
} else if (!check_serno()) {
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| 48 |
zero_serno(); |
|
| 49 |
return; |
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| 50 |
} |
|
| 51 |
n_ok++; |
|
| 52 |
if (n_ok >= RFID_MIN_OK) {
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| 53 |
return; |
|
| 54 |
} |
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| 55 |
} else {
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| 56 |
n_err++; |
|
| 57 |
if (n_err >= RFID_MAX_ERRS) {
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| 58 |
zero_serno(); |
|
| 59 |
return; |
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| 60 |
} |
|
| 61 |
} |
|
| 62 |
_delay_ms(10); |
|
| 63 |
} |
|
| 64 |
} |
|
| 65 |
|
|
| 66 | 23 |
void rfid_start_read() {
|
| 67 | 24 |
serno_idx = -1; |
| 68 |
zero_serno(); // TODO temporary |
|
| 69 | 25 |
serial_flush(); |
| 70 | 26 |
serial_write(read_cmd, sizeof(read_cmd)); |
| 71 | 27 |
} |
| ... | ... | |
| 97 | 53 |
void rfid_get_serno(uint8_t *buf) {
|
| 98 | 54 |
memcpy(buf, serno, sizeof(serno)); |
| 99 | 55 |
} |
| 100 |
|
|
| 101 |
char rfid_check_serno(uint8_t *buf) {
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| 102 |
return memcmp(buf, serno, sizeof(serno)) == 0; |
|
| 103 |
} |
|
| 104 |
|
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| 105 |
char rfid_nonzero() {
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| 106 |
int i; |
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| 107 |
for (i = 0; i < sizeof(serno); i++) {
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| 108 |
if (serno[i]) {
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| 109 |
return 1; |
|
| 110 |
} |
|
| 111 |
} |
|
| 112 |
return 0; |
|
| 113 |
} |
|
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