diff options
Diffstat (limited to 'usb-dual-led')
-rw-r--r-- | usb-dual-led/Makefile | 45 | ||||
-rw-r--r-- | usb-dual-led/usb-dual-led.c | 94 |
2 files changed, 139 insertions, 0 deletions
diff --git a/usb-dual-led/Makefile b/usb-dual-led/Makefile new file mode 100644 index 0000000..d975a3d --- /dev/null +++ b/usb-dual-led/Makefile @@ -0,0 +1,45 @@ +## +## spreadspace avr utils +## +## +## Copyright (C) 2013-2015 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/>. +## + +NAME := usb-dual-led +BOARD_TYPE := teensy2 +OBJ := $(NAME).o +LIBS := util led lufa-descriptor-usbdualserial dualusbio +EXTERNAL_LIBS := lufa +SPREADAVR_PATH := .. + +LUFA_PATH := $(SPREADAVR_PATH)/contrib/lufa-LUFA-140928 +LUFA_OPTS = -D USB_DEVICE_ONLY +LUFA_OPTS += -D DEVICE_STATE_AS_GPIOR=0 +LUFA_OPTS += -D ORDERED_EP_CONFIG +LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8 +LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1 +LUFA_OPTS += -D USE_FLASH_DESCRIPTORS +LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)" +LUFA_OPTS += -D INTERRUPT_CONTROL_ENDPOINT + +LUFA_OPTS += -D USB_MANUFACTURER="L\"equinox\"" +LUFA_OPTS += -D USB_PRODUCT="L\"spreadspace usb-dual-led example\"" + +LUFA_COMPONENTS := USB USBCLASS + +include $(SPREADAVR_PATH)/include.mk diff --git a/usb-dual-led/usb-dual-led.c b/usb-dual-led/usb-dual-led.c new file mode 100644 index 0000000..139e841 --- /dev/null +++ b/usb-dual-led/usb-dual-led.c @@ -0,0 +1,94 @@ +/* + * spreadspace avr utils + * + * + * Copyright (C) 2013-2015 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" + +uint8_t stdio_port = 0; + +void handle_cmd(uint8_t cmd) +{ + switch(cmd) { + case '0': led_off(); break; + case '1': led_on(); break; + case 't': led_toggle(); break; + case 's': printf("std: already stdio\r\n"); return; + default: printf("std: error\r\n"); return; + } + printf("std: ok\r\n"); +} + +void handle_cmd2(uint8_t p, uint8_t cmd) +{ + switch(cmd) { + case '0': led_on(); break; + case '1': led_off(); break; + case 't': led_toggle(); break; + case 's': stdio_port = p; dualusbio_make_stdio(stdio_port); break; + default: fprintf(usbio[p], "%d: error\r\n", p); return; + } + fprintf(usbio[p], "%d: ok\r\n", p); +} + +int main(void) +{ + MCUSR &= ~(1 << WDRF); + wdt_disable(); + + cpu_init(); + led_init(); + dualusbio_init(); + sei(); + + dualusbio_make_stdio(stdio_port); + + for(;;) { + int16_t BytesReceived = dualusbio_bytes_received_std(); + while(BytesReceived > 0) { + int ReceivedByte = fgetc(stdin); + if(ReceivedByte != EOF) { + handle_cmd(ReceivedByte); + } + BytesReceived--; + } + + uint8_t p = (stdio_port) ? 0 : 1; + BytesReceived = dualusbio_bytes_received(p); + while(BytesReceived > 0) { + int ReceivedByte = fgetc(usbio[p]); + if(ReceivedByte != EOF) { + handle_cmd2(p, ReceivedByte); + } + BytesReceived--; + } + + dualusbio_task(); + } +} |