From 884e51c408ee954b44001b40913fe62aa198357c Mon Sep 17 00:00:00 2001
From: Bernhard Tittelbach <xro@realraum.at>
Date: Sun, 6 Oct 2013 20:20:12 +0000
Subject: usb-ajar (with anyio)

git-svn-id: https://svn.spreadspace.org/avr/trunk@234 aa12f405-d877-488e-9caf-2d797e2a1cc7
---
 usb-ajar/Makefile   |  46 +++++++++++++++++++++
 usb-ajar/usb-ajar.c | 112 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 158 insertions(+)
 create mode 100644 usb-ajar/Makefile
 create mode 100644 usb-ajar/usb-ajar.c

(limited to 'usb-ajar')

diff --git a/usb-ajar/Makefile b/usb-ajar/Makefile
new file mode 100644
index 0000000..5ca8860
--- /dev/null
+++ b/usb-ajar/Makefile
@@ -0,0 +1,46 @@
+##
+##  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 := usb-ajar
+BOARD_TYPE := minimus32
+OBJ := $(NAME).o
+LIBS := util led lufa-descriptor-usbserial anyio
+EXTERNAL_LIBS := lufa
+RESET_FUNC := ../tools/reset_lufa_cdc
+RESET_PARAM := 'r'
+
+LUFA_PATH := ../contrib/LUFA-120219
+LUFA_OPTS  = -D USB_DEVICE_ONLY
+LUFA_OPTS += -D DEVICE_STATE_AS_GPIOR=0
+LUFA_OPTS += -D ORDERED_EP_CONFIG
+LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
+LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
+LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
+LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D INTERRUPT_CONTROL_ENDPOINT
+
+LUFA_OPTS += -D USB_MANUFACTURER="L\"equinox\""
+LUFA_OPTS += -D USB_PRODUCT="L\"$(NAME)\""
+
+LUFA_COMPONENTS := USB USBCLASS SERIAL
+
+include ../include.mk
diff --git a/usb-ajar/usb-ajar.c b/usb-ajar/usb-ajar.c
new file mode 100644
index 0000000..18698eb
--- /dev/null
+++ b/usb-ajar/usb-ajar.c
@@ -0,0 +1,112 @@
+/*
+ *  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 <util/delay.h>
+#include <avr/interrupt.h>
+#include <avr/power.h>
+#include <stdio.h>
+
+#include "util.h"
+#include "led.h"
+#include "anyio.h"
+
+
+#define PIN_HIGH(PORT, PIN) PORT |= (1 << PIN)
+#define PIN_LOW(PORT, PIN) PORT &= ~(1 << PIN)
+#define PINMODE_OUTPUT PIN_HIGH  //just use DDR instead of PORT
+#define PINMODE_INPUT PIN_LOW  //just use DDR instead of PORT
+
+#define OP_SETBIT |=
+#define OP_CLEARBIT &= ~
+#define OP_CHECK &
+#define PIN_SW(PORTDDRREG, PIN, OP) PORTDDRREG OP (1 << PIN)
+
+#define HIGHv OP_SETBIT
+#define LOWv OP_CLEARBIT
+
+void handle_cmd(uint8_t cmd)
+{
+  switch(cmd) {
+  case 'r': reset2bootloader(); break;
+  default: printf("error\r\n"); return;
+  }
+  printf("ok\r\n");
+}
+
+int main(void)
+{
+  /* Disable watchdog if enabled by bootloader/fuses */
+  MCUSR &= ~(1 << WDRF);
+  wdt_disable();
+  
+  cpu_init();
+  led_init();
+  anyio_init(115200, 0);
+  sei();
+
+  PIN_HIGH(PORTB, PINB1);
+  PINMODE_INPUT(DDRB,  PINB1);
+  char door_ajar = 0;
+  char last_door_ajar = 0;
+
+  led_off();
+  led2_on();
+  
+  for(;;) {
+    int16_t BytesReceived = anyio_bytes_received();
+    while(BytesReceived > 0) {
+      int ReceivedByte = fgetc(stdin);
+      if(ReceivedByte != EOF) {
+        handle_cmd(ReceivedByte);
+      }
+      BytesReceived--;
+    }
+    
+    door_ajar = PINB & _BV(PINB1);
+    if (door_ajar != last_door_ajar) {
+      last_door_ajar = door_ajar;
+      if (door_ajar) {
+        printf("BackdoorInfo(ajar): ajar\r\n");
+        led_off();
+        led2_on();
+      } else {
+        printf("BackdoorInfo(ajar): shut\r\n");
+        led_off();
+        led2_off();
+      }
+    }
+    
+    anyio_task();
+    if (door_ajar) {
+      _delay_ms(100);
+      led_toggle();
+      led2_toggle();
+    } else 
+    {
+      _delay_ms(1200);
+      led2_toggle();
+    }
+  }
+}
-- 
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