From 4379bf266586bb723bc6eb668dd5d5bc7e9ff56f Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@mur.at>
Date: Tue, 30 Jun 2015 05:25:51 +0200
Subject: upgraded to new lufa version of avr-utils

---
 software/idm-test/idm-test.c | 85 +++++++++++++++++++++++++++-----------------
 1 file changed, 52 insertions(+), 33 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 85e101f..033cf34 100644
--- a/software/idm-test/idm-test.c
+++ b/software/idm-test/idm-test.c
@@ -1,23 +1,33 @@
 /*
- *  spreadspace avr utils
  *
+ *  mur.sat
  *
- *  Copyright (C) 2012 Christian Pointner <equinox@spreadspace.org>
+ *  Somewhen in the year 20xx, mur.at will have a nano satellite launched
+ *  into a low earth orbit (310 km above the surface of our planet). The
+ *  satellite itself is a TubeSat personal satellite kit, developed and
+ *  launched by interorbital systems. mur.sat is a joint venture of mur.at,
+ *  ESC im Labor and realraum.
  *
- *  This file is part of spreadspace avr utils.
+ *  Please visit the project hompage at sat.mur.at for further information.
  *
- *  spreadspace avr utils is free software: you can redistribute it and/or modify
+ *
+ *  Copyright (C) 2013-2015 Christian Pointner <equinox@mur.at>
+ *
+ *  This file is part of mur.sat.
+ *
+ *  mur.sat 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,
+ *  mur.sat 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/>.
+ *  along with mur.sat. If not, see <http://www.gnu.org/licenses/>.
+ *
  */
 
 
@@ -31,7 +41,7 @@
 
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2012.
+     Copyright (C) Dean Camera, 2014.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
@@ -53,19 +63,25 @@ 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,
+        .ControlInterfaceNumber         = INTERFACE_ID_CDC_CCI,
+        .DataINEndpoint                 =
+          {
+            .Address                = CDC_TX_EPADDR,
+            .Size                   = CDC_TXRX_EPSIZE,
+            .Banks                  = 1,
+          },
+        .DataOUTEndpoint                =
+          {
+            .Address                = CDC_RX_EPADDR,
+            .Size                   = CDC_TXRX_EPSIZE,
+            .Banks                  = 1,
+          },
+        .NotificationEndpoint           =
+          {
+            .Address                = CDC_NOTIFICATION_EPADDR,
+            .Size                   = CDC_NOTIFICATION_EPSIZE,
+            .Banks                  = 1,
+          },
       },
   };
 
@@ -104,9 +120,7 @@ void SetupHardware(void)
   led_init();
   USB_Init();
 
-  TCCR0B = (1 << CS02);
-
-  SPI_Init(SPI_SPEED_FCPU_DIV_8  | SPI_MODE_MASTER | SPI_ORDER_MSB_FIRST | 
+  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);
@@ -163,9 +177,9 @@ void IDM_ReadData(void)
     _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);
@@ -197,14 +211,19 @@ int main(void)
       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);
+    if (BufferCount) {
+      Endpoint_SelectEndpoint(VirtualSerial_CDC_Interface.Config.DataINEndpoint.Address);
+      if (Endpoint_IsINReady()) {
+        uint8_t BytesToSend = MIN(BufferCount, (CDC_TXRX_EPSIZE - 1));
+
+        while (BytesToSend--) {
+          if (CDC_Device_SendByte(&VirtualSerial_CDC_Interface,
+                      RingBuffer_Peek(&SPItoUSB_Buffer)) != ENDPOINT_READYWAIT_NoError) {
+            break;
+          }
+
+          RingBuffer_Remove(&SPItoUSB_Buffer);
+        }
       }
     }
 
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