| 1 | #include <stdint.h> |
| 2 | #include <stdio.h> |
| 3 | #include <string.h> |
| 4 | #include "teensy3/core_pins.h" |
| 5 | #include "teensy3/usb_seremu.h" |
| 6 | #include "teensy3/usb_rawhid.h" |
| 7 | |
| 8 | ssize_t _write(int fd, const void *buf, size_t nbyte) |
| 9 | { |
| 10 | char tbuf[64]; |
| 11 | int ret; |
| 12 | |
| 13 | if (fd != 1 && fd != 2) { |
| 14 | snprintf(tbuf, sizeof(tbuf), "write to fd %d\n", fd); |
| 15 | usb_seremu_write(tbuf, strlen(tbuf)); |
| 16 | } |
| 17 | |
| 18 | ret = usb_seremu_write(buf, nbyte); |
| 19 | return ret < 0 ? ret : nbyte; |
| 20 | } |
| 21 | |
| 22 | void yield(void) |
| 23 | { |
| 24 | } |
| 25 | |
| 26 | int main(void) |
| 27 | { |
| 28 | int ret; |
| 29 | |
| 30 | delay(1000); // wait for usb.. |
| 31 | |
| 32 | printf("starting, rawhid: %d\n", usb_rawhid_available()); |
| 33 | |
| 34 | // ret = usb_rawhid_recv(buf, 2000); |
| 35 | // ret = usb_rawhid_send(buf, 2000); |
| 36 | |
| 37 | pinMode(13, OUTPUT); |
| 38 | pinMode(14, OUTPUT); |
| 39 | while (1) { |
| 40 | CORE_PIN13_PORTSET = CORE_PIN13_BITMASK; |
| 41 | CORE_PIN14_PORTSET = CORE_PIN14_BITMASK; |
| 42 | delay(500*4); |
| 43 | CORE_PIN13_PORTCLEAR = CORE_PIN13_BITMASK; |
| 44 | CORE_PIN14_PORTCLEAR = CORE_PIN14_BITMASK; |
| 45 | delay(500*4); |
| 46 | } |
| 47 | } |