diff options
author | Christian Pointner <equinox@spreadspace.org> | 2015-06-22 00:18:41 +0200 |
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committer | Christian Pointner <equinox@spreadspace.org> | 2015-06-22 00:18:41 +0200 |
commit | e8c5fbe15f12caa15a6a3f37884129df4ef0ddad (patch) | |
tree | b2d47bbb1322f4bc6eb4f6c215a85a2b43fd0049 /usb-led2/usb-led2.c | |
parent | removed useless header in usbio (diff) |
added dualusbio lib and example for it (not fully working yet..)
Diffstat (limited to 'usb-led2/usb-led2.c')
-rw-r--r-- | usb-led2/usb-led2.c | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/usb-led2/usb-led2.c b/usb-led2/usb-led2.c new file mode 100644 index 0000000..345f076 --- /dev/null +++ b/usb-led2/usb-led2.c @@ -0,0 +1,87 @@ +/* + * spreadspace avr utils + * + * + * Copyright (C) 2013-2014 Christian Pointner <equinox@spreadspace.org> + * + * This file is part of spreadspace avr utils. + * + * spreadspace avr utils is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * any later version. + * + * spreadspace avr utils is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>. + */ + + +#include <avr/io.h> +#include <avr/wdt.h> +#include <avr/interrupt.h> +#include <avr/power.h> +#include <stdio.h> + +#include "util.h" +#include "led.h" +#include "dualusbio.h" + +void handle_cmd1(uint8_t cmd) +{ + switch(cmd) { + case '0': led_off(); break; + case '1': led_on(); break; + case 't': led_toggle(); break; + default: fprintf(&usbio_port1, "1: error\r\n"); return; + } + fprintf(&usbio_port1, "1: ok\r\n"); +} + +void handle_cmd2(uint8_t cmd) +{ + switch(cmd) { + case '0': led_on(); break; + case '1': led_off(); break; + case 't': led_toggle(); break; + default: fprintf(&usbio_port2, "2: error\r\n"); return; + } + fprintf(&usbio_port2, "2: ok\r\n"); +} + +int main(void) +{ + MCUSR &= ~(1 << WDRF); + wdt_disable(); + + cpu_init(); + led_init(); + dualusbio_init(); + sei(); + + for(;;) { + int16_t BytesReceived = dualusbio_bytes_received(1); + while(BytesReceived > 0) { + int ReceivedByte = fgetc(&usbio_port1); + if(ReceivedByte != EOF) { + handle_cmd1(ReceivedByte); + } + BytesReceived--; + } + + BytesReceived = dualusbio_bytes_received(2); + while(BytesReceived > 0) { + int ReceivedByte = fgetc(&usbio_port2); + if(ReceivedByte != EOF) { + handle_cmd2(ReceivedByte); + } + BytesReceived--; + } + + dualusbio_task(); + } +} |