diff options
| -rw-r--r-- | ats-watch/Makefile | 44 | ||||
| -rw-r--r-- | ats-watch/ats-watch.c | 147 |
2 files changed, 191 insertions, 0 deletions
diff --git a/ats-watch/Makefile b/ats-watch/Makefile new file mode 100644 index 0000000..33da52c --- /dev/null +++ b/ats-watch/Makefile @@ -0,0 +1,44 @@ +##
+## spreadspace avr utils
+##
+##
+## Copyright (C) 2013 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 := ats-watch
+BOARD_TYPE := teensy2
+OBJ := $(NAME).o
+LIBS := util led lufa-descriptor-usbserial anyio
+EXTERNAL_LIBS := lufa
+
+LUFA_PATH := ../contrib/LUFA-120219
+LUFA_OPTS = -D USB_DEVICE_ONLY
+LUFA_OPTS += -D DEVICE_STATE_AS_GPIOR=0
+LUFA_OPTS += -D ORDERED_EP_CONFIG
+LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
+LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
+LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
+LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D INTERRUPT_CONTROL_ENDPOINT
+
+LUFA_OPTS += -D USB_MANUFACTURER="L\"equinox\""
+LUFA_OPTS += -D USB_PRODUCT="L\"$(NAME)\""
+
+LUFA_COMPONENTS := USB USBCLASS SERIAL
+
+include ../include.mk
diff --git a/ats-watch/ats-watch.c b/ats-watch/ats-watch.c new file mode 100644 index 0000000..8343e77 --- /dev/null +++ b/ats-watch/ats-watch.c @@ -0,0 +1,147 @@ +/*
+ * spreadspace avr utils
+ *
+ *
+ * Copyright (C) 2013 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 "anyio.h"
+
+#define ATS_PIN PINB
+#define ATS_PORT PORTB
+#define ATS_DDR DDRB
+#define ATS_IN_A_SELECTED 0
+#define ATS_IN_B_SELECTED 1
+#define ATS_IN_A_OK 2
+#define ATS_IN_B_OK 3
+#define ATS_STATUS 7
+#define ATS_LP_MAX 10000
+
+void ats_init(void)
+{
+ ATS_DDR = 0x00;
+ ATS_PORT = 0xFF;
+}
+
+inline char* ats_get_ats_status(uint8_t stat)
+{
+ return (stat & (1<<ATS_STATUS)) ? "Error" : "Ok";
+}
+
+inline char* ats_get_selected(uint8_t stat)
+{
+ stat &= (1<<ATS_IN_A_SELECTED) | (1<<ATS_IN_B_SELECTED);
+ switch(stat) {
+ case (1<<ATS_IN_A_SELECTED): return "A";
+ case (1<<ATS_IN_B_SELECTED): return "B";
+ default: return "?";
+ }
+}
+
+inline char* ats_get_input_a(uint8_t stat)
+{
+ return (stat & (1<<ATS_IN_A_OK)) ? "Offline" : "Online";
+}
+
+inline char* ats_get_input_b(uint8_t stat)
+{
+ return (stat & (1<<ATS_IN_B_OK)) ? "Offline" : "Online";
+}
+
+void ats_print_status(uint8_t stat)
+{
+ printf("Status: %s, Input %s is selected (A: %s, B: %s)\r\n",
+ ats_get_ats_status(stat), ats_get_selected(stat), ats_get_input_a(stat), ats_get_input_b(stat));
+}
+
+uint8_t ats_get_status(void)
+{
+ static uint8_t last_stat = 0;
+ static uint16_t lp_cnt = 0;
+
+ uint8_t stat = ATS_PIN;
+ if(stat != last_stat)
+ lp_cnt++;
+ else
+ lp_cnt += lp_cnt ? -1 : 0;
+
+ if(lp_cnt >= ATS_LP_MAX) {
+ last_stat = stat;
+ lp_cnt = 0;
+ }
+
+ return last_stat;
+}
+
+void ats_task(void)
+{
+ static uint8_t old_stat = 0;
+
+ uint8_t new_stat = ats_get_status();
+ if(old_stat != new_stat) {
+ ats_print_status(new_stat);
+ old_stat = new_stat;
+ }
+}
+
+void handle_cmd(uint8_t cmd)
+{
+ switch(cmd) {
+ case '0': led_off(); printf("ok\r\n"); break;
+ case '1': led_on(); printf("ok\r\n"); break;
+ case 't': led_toggle(); printf("ok\r\n"); break;
+ case 's': ats_print_status(ATS_PIN); break;
+ /* case 'r': reset2bootloader(); break; */ // for testing only
+ default: printf("error: unknown command\r\n"); return;
+ }
+}
+
+int main(void)
+{
+ MCUSR &= ~(1 << WDRF);
+ wdt_disable();
+
+ cpu_init();
+ led_init();
+ ats_init();
+ anyio_init(115200, 0);
+ sei();
+
+ for(;;) {
+ int16_t bytes_received = anyio_bytes_received();
+ while(bytes_received > 0) {
+ int received_byte = fgetc(stdin);
+ if(received_byte != EOF) {
+ handle_cmd(received_byte);
+ }
+ bytes_received--;
+ }
+
+ anyio_task();
+ ats_task();
+ }
+}
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