From dcaa2b9e2017bf20baf7f03f27015633be692833 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@mur.at>
Date: Sun, 21 Jun 2015 23:01:17 +0200
Subject: dos2unix

---
 software/idm-test/idm-test.c | 428 +++++++++++++++++++++----------------------
 1 file changed, 214 insertions(+), 214 deletions(-)

(limited to 'software/idm-test/idm-test.c')

diff --git a/software/idm-test/idm-test.c b/software/idm-test/idm-test.c
index 9e10771..85e101f 100644
--- a/software/idm-test/idm-test.c
+++ b/software/idm-test/idm-test.c
@@ -1,214 +1,214 @@
-/*
- *  spreadspace avr utils
- *
- *
- *  Copyright (C) 2012 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 "util.h"
-#include "led.h"
-
-/*
-             LUFA Library
-     Copyright (C) Dean Camera, 2012.
-
-  dean [at] fourwalledcubicle [dot] com
-           www.lufa-lib.org
-*/
-#include <LUFA/Drivers/Peripheral/SPI.h>
-#include <LUFA/Drivers/Misc/RingBuffer.h>
-#include <LUFA/Drivers/USB/USB.h>
-#include "lufa-descriptor-usbserial.h"
-
-    /* Global I/O Buffers: */
-static RingBuffer_t SPItoUSB_Buffer;
-static uint8_t      SPItoUSB_Buffer_Data[16];
-
-/** LUFA CDC Class driver interface configuration and state information. This structure is
- *  passed to all CDC Class driver functions, so that multiple instances of the same class
- *  within a device can be differentiated from one another.
- */
-USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface =
-  {
-    .Config =
-      {
-        .ControlInterfaceNumber         = 0,
-
-        .DataINEndpointNumber           = CDC_TX_EPNUM,
-        .DataINEndpointSize             = CDC_TXRX_EPSIZE,
-        .DataINEndpointDoubleBank       = false,
-
-        .DataOUTEndpointNumber          = CDC_RX_EPNUM,
-        .DataOUTEndpointSize            = CDC_TXRX_EPSIZE,
-        .DataOUTEndpointDoubleBank      = false,
-
-        .NotificationEndpointNumber     = CDC_NOTIFICATION_EPNUM,
-        .NotificationEndpointSize       = CDC_NOTIFICATION_EPSIZE,
-        .NotificationEndpointDoubleBank = false,
-      },
-  };
-
-void EVENT_USB_Device_ConfigurationChanged(void)
-{
-  CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface);
-}
-
-void EVENT_USB_Device_ControlRequest(void)
-{
-  CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_Interface);
-}
-/* end LUFA CDC-ACM specific definitions*/
-
-
-    /* Hardware Defines: */
-#define SPI_CS_DDR DDRB
-#define SPI_CS_PORT PORTB
-#define CS   0
-#define PWRDWN_DDR DDRB
-#define PWRDWN_PORT PORTB
-#define PWRDWN   7
-#define INT_DDR DDRD
-#define INT_PORT PORTD
-#define INT_PIN PIND
-#define INT  0
-
-volatile unsigned char cnt = 0;
-
-void SetupHardware(void)
-{
-  MCUSR &= ~(1 << WDRF);
-  wdt_disable();
-
-  cpu_init();
-  led_init();
-  USB_Init();
-
-  TCCR0B = (1 << CS02);
-
-  SPI_Init(SPI_SPEED_FCPU_DIV_8  | SPI_MODE_MASTER | SPI_ORDER_MSB_FIRST | 
-           SPI_SCK_LEAD_RISING | SPI_SAMPLE_LEADING);
-  SPI_CS_DDR |= (1<<CS);
-  SPI_CS_PORT |= (1<<CS);
-
-  PWRDWN_DDR |= (1<<PWRDWN);
-  PWRDWN_PORT |= (1<<PWRDWN);
-
-  INT_DDR &= ~(1<<INT);
-  INT_PORT |= (1<<INT);
-}
-
-void IDM_SendCmd(uint8_t cmd)
-{
-  led_on();
-  SPI_CS_PORT &= ~(1<<CS);
-  SPI_SendByte(cmd);
-  SPI_CS_PORT |= (1<<CS);
-  led_off();
-}
-
-unsigned char tmp_cnt = 0;
-
-void IDM_ReadData(void)
-{
-  /* uint8_t int_state = (INT_PIN & (1<<INT)); */
-  /* while(!int_state) {  */
-  /*   RingBuffer_Insert(&SPItoUSB_Buffer, tmp_cnt); */
-  /*   /\* tmp_cnt = tmp_cnt >= 255 ? 32 : tmp_cnt+1; *\/ */
-  /*   tmp_cnt++; */
-  /*   if(RingBuffer_IsFull(&SPItoUSB_Buffer)) */
-  /*     break; */
-  /*   int_state = (INT_PIN & (1<<INT)); */
-  /* } */
-
-  led_on();
-  SPI_CS_PORT &= ~(1<<CS);
-  _delay_us(100);
-
-  SPI_SendByte('r');
-  _delay_us(30);
-  uint8_t int_state = (INT_PIN & (1<<INT));
-  while(!int_state) {
-    uint8_t ReceivedByte = SPI_TransferByte(0);
-    /* if(ReceivedByte == tmp_cnt) */
-    /*   RingBuffer_Insert(&SPItoUSB_Buffer, '.'); */
-    /* else */
-    /*   RingBuffer_Insert(&SPItoUSB_Buffer, 'e'); */
-    RingBuffer_Insert(&SPItoUSB_Buffer, ReceivedByte);
-    tmp_cnt++;
-
-    /* if(RingBuffer_IsFull(&SPItoUSB_Buffer)) */
-    if(RingBuffer_GetFreeCount(&SPItoUSB_Buffer) == 1)
-      break;
-    _delay_us(70);
-    int_state = (INT_PIN & (1<<INT));
-  }
-  
-  RingBuffer_Insert(&SPItoUSB_Buffer, 128);
-  
-  _delay_us(30);
-  SPI_CS_PORT |= (1<<CS);
-  _delay_us(50);
-  led_off();
-}
-
-int main(void)
-{
-  SetupHardware();
-  RingBuffer_InitBuffer(&SPItoUSB_Buffer, SPItoUSB_Buffer_Data, sizeof(SPItoUSB_Buffer_Data));
-  sei();
-
-  for (;;) {
-    int16_t BytesReceived = CDC_Device_BytesReceived(&VirtualSerial_CDC_Interface);
-    while(BytesReceived > 0) {
-      int16_t ReceivedByte = CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface);
-      if (ReceivedByte >= 0) {
-        switch(ReceivedByte) {
-        case 'p': PWRDWN_PORT &= ~(1<<PWRDWN); break;
-        case 'P': PWRDWN_PORT |= (1<<PWRDWN); break;
-        case 'r': break;
-        default: IDM_SendCmd(ReceivedByte); break;
-        }
-      }
-      BytesReceived--;
-    }
-
-    if(!(INT_PIN & (1<<INT)))
-      IDM_ReadData();
-
-    uint16_t BufferCount = RingBuffer_GetCount(&SPItoUSB_Buffer);
-    if ((TIFR0 & (1 << TOV0)) || (BufferCount > (uint8_t)(sizeof(SPItoUSB_Buffer_Data) * .75))) {
-      TIFR0 |= (1 << TOV0);
-      while (BufferCount--) {
-        if(CDC_Device_SendByte(&VirtualSerial_CDC_Interface,
-                               RingBuffer_Peek(&SPItoUSB_Buffer)) != ENDPOINT_READYWAIT_NoError)
-          break;
-
-        RingBuffer_Remove(&SPItoUSB_Buffer);
-      }
-    }
-
-    CDC_Device_USBTask(&VirtualSerial_CDC_Interface);
-    USB_USBTask();
-  }
-}
+/*
+ *  spreadspace avr utils
+ *
+ *
+ *  Copyright (C) 2012 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 "util.h"
+#include "led.h"
+
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2012.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+#include <LUFA/Drivers/Peripheral/SPI.h>
+#include <LUFA/Drivers/Misc/RingBuffer.h>
+#include <LUFA/Drivers/USB/USB.h>
+#include "lufa-descriptor-usbserial.h"
+
+    /* Global I/O Buffers: */
+static RingBuffer_t SPItoUSB_Buffer;
+static uint8_t      SPItoUSB_Buffer_Data[16];
+
+/** LUFA CDC Class driver interface configuration and state information. This structure is
+ *  passed to all CDC Class driver functions, so that multiple instances of the same class
+ *  within a device can be differentiated from one another.
+ */
+USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface =
+  {
+    .Config =
+      {
+        .ControlInterfaceNumber         = 0,
+
+        .DataINEndpointNumber           = CDC_TX_EPNUM,
+        .DataINEndpointSize             = CDC_TXRX_EPSIZE,
+        .DataINEndpointDoubleBank       = false,
+
+        .DataOUTEndpointNumber          = CDC_RX_EPNUM,
+        .DataOUTEndpointSize            = CDC_TXRX_EPSIZE,
+        .DataOUTEndpointDoubleBank      = false,
+
+        .NotificationEndpointNumber     = CDC_NOTIFICATION_EPNUM,
+        .NotificationEndpointSize       = CDC_NOTIFICATION_EPSIZE,
+        .NotificationEndpointDoubleBank = false,
+      },
+  };
+
+void EVENT_USB_Device_ConfigurationChanged(void)
+{
+  CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface);
+}
+
+void EVENT_USB_Device_ControlRequest(void)
+{
+  CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_Interface);
+}
+/* end LUFA CDC-ACM specific definitions*/
+
+
+    /* Hardware Defines: */
+#define SPI_CS_DDR DDRB
+#define SPI_CS_PORT PORTB
+#define CS   0
+#define PWRDWN_DDR DDRB
+#define PWRDWN_PORT PORTB
+#define PWRDWN   7
+#define INT_DDR DDRD
+#define INT_PORT PORTD
+#define INT_PIN PIND
+#define INT  0
+
+volatile unsigned char cnt = 0;
+
+void SetupHardware(void)
+{
+  MCUSR &= ~(1 << WDRF);
+  wdt_disable();
+
+  cpu_init();
+  led_init();
+  USB_Init();
+
+  TCCR0B = (1 << CS02);
+
+  SPI_Init(SPI_SPEED_FCPU_DIV_8  | SPI_MODE_MASTER | SPI_ORDER_MSB_FIRST | 
+           SPI_SCK_LEAD_RISING | SPI_SAMPLE_LEADING);
+  SPI_CS_DDR |= (1<<CS);
+  SPI_CS_PORT |= (1<<CS);
+
+  PWRDWN_DDR |= (1<<PWRDWN);
+  PWRDWN_PORT |= (1<<PWRDWN);
+
+  INT_DDR &= ~(1<<INT);
+  INT_PORT |= (1<<INT);
+}
+
+void IDM_SendCmd(uint8_t cmd)
+{
+  led_on();
+  SPI_CS_PORT &= ~(1<<CS);
+  SPI_SendByte(cmd);
+  SPI_CS_PORT |= (1<<CS);
+  led_off();
+}
+
+unsigned char tmp_cnt = 0;
+
+void IDM_ReadData(void)
+{
+  /* uint8_t int_state = (INT_PIN & (1<<INT)); */
+  /* while(!int_state) {  */
+  /*   RingBuffer_Insert(&SPItoUSB_Buffer, tmp_cnt); */
+  /*   /\* tmp_cnt = tmp_cnt >= 255 ? 32 : tmp_cnt+1; *\/ */
+  /*   tmp_cnt++; */
+  /*   if(RingBuffer_IsFull(&SPItoUSB_Buffer)) */
+  /*     break; */
+  /*   int_state = (INT_PIN & (1<<INT)); */
+  /* } */
+
+  led_on();
+  SPI_CS_PORT &= ~(1<<CS);
+  _delay_us(100);
+
+  SPI_SendByte('r');
+  _delay_us(30);
+  uint8_t int_state = (INT_PIN & (1<<INT));
+  while(!int_state) {
+    uint8_t ReceivedByte = SPI_TransferByte(0);
+    /* if(ReceivedByte == tmp_cnt) */
+    /*   RingBuffer_Insert(&SPItoUSB_Buffer, '.'); */
+    /* else */
+    /*   RingBuffer_Insert(&SPItoUSB_Buffer, 'e'); */
+    RingBuffer_Insert(&SPItoUSB_Buffer, ReceivedByte);
+    tmp_cnt++;
+
+    /* if(RingBuffer_IsFull(&SPItoUSB_Buffer)) */
+    if(RingBuffer_GetFreeCount(&SPItoUSB_Buffer) == 1)
+      break;
+    _delay_us(70);
+    int_state = (INT_PIN & (1<<INT));
+  }
+  
+  RingBuffer_Insert(&SPItoUSB_Buffer, 128);
+  
+  _delay_us(30);
+  SPI_CS_PORT |= (1<<CS);
+  _delay_us(50);
+  led_off();
+}
+
+int main(void)
+{
+  SetupHardware();
+  RingBuffer_InitBuffer(&SPItoUSB_Buffer, SPItoUSB_Buffer_Data, sizeof(SPItoUSB_Buffer_Data));
+  sei();
+
+  for (;;) {
+    int16_t BytesReceived = CDC_Device_BytesReceived(&VirtualSerial_CDC_Interface);
+    while(BytesReceived > 0) {
+      int16_t ReceivedByte = CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface);
+      if (ReceivedByte >= 0) {
+        switch(ReceivedByte) {
+        case 'p': PWRDWN_PORT &= ~(1<<PWRDWN); break;
+        case 'P': PWRDWN_PORT |= (1<<PWRDWN); break;
+        case 'r': break;
+        default: IDM_SendCmd(ReceivedByte); break;
+        }
+      }
+      BytesReceived--;
+    }
+
+    if(!(INT_PIN & (1<<INT)))
+      IDM_ReadData();
+
+    uint16_t BufferCount = RingBuffer_GetCount(&SPItoUSB_Buffer);
+    if ((TIFR0 & (1 << TOV0)) || (BufferCount > (uint8_t)(sizeof(SPItoUSB_Buffer_Data) * .75))) {
+      TIFR0 |= (1 << TOV0);
+      while (BufferCount--) {
+        if(CDC_Device_SendByte(&VirtualSerial_CDC_Interface,
+                               RingBuffer_Peek(&SPItoUSB_Buffer)) != ENDPOINT_READYWAIT_NoError)
+          break;
+
+        RingBuffer_Remove(&SPItoUSB_Buffer);
+      }
+    }
+
+    CDC_Device_USBTask(&VirtualSerial_CDC_Interface);
+    USB_USBTask();
+  }
+}
-- 
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