From cda88cf97c63c26229578e17184bedcdc0cabc77 Mon Sep 17 00:00:00 2001
From: Dean Camera <dean@fourwalledcubicle.com>
Date: Wed, 23 Dec 2009 12:54:15 +0000
Subject: Start of implementation of the low level TPI programming protocol in
 the AVRISP project.

---
 Projects/AVRISP/Lib/TPITarget.h | 81 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 Projects/AVRISP/Lib/TPITarget.h

(limited to 'Projects/AVRISP/Lib/TPITarget.h')

diff --git a/Projects/AVRISP/Lib/TPITarget.h b/Projects/AVRISP/Lib/TPITarget.h
new file mode 100644
index 000000000..715af16d1
--- /dev/null
+++ b/Projects/AVRISP/Lib/TPITarget.h
@@ -0,0 +1,81 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2009.
+              
+  dean [at] fourwalledcubicle [dot] com
+      www.fourwalledcubicle.com
+*/
+
+/*
+  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+  Permission to use, copy, modify, and distribute this software
+  and its documentation for any purpose and without fee is hereby
+  granted, provided that the above copyright notice appear in all
+  copies and that both that the copyright notice and this
+  permission notice and warranty disclaimer appear in supporting
+  documentation, and that the name of the author not be used in
+  advertising or publicity pertaining to distribution of the
+  software without specific, written prior permission.
+
+  The author disclaim all warranties with regard to this
+  software, including all implied warranties of merchantability
+  and fitness.  In no event shall the author be liable for any
+  special, indirect or consequential damages or any damages
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+/** \file
+ *
+ *  Header file for TPITarget.c.
+ */
+
+#ifndef _TPI_TARGET_
+#define _TPI_TARGET_
+
+	/* Includes: */
+		#include <avr/io.h>
+		#include <avr/interrupt.h>
+		#include <stdbool.h>
+		
+		#include <LUFA/Common/Common.h>
+	
+	/* Preprocessor Checks: */
+		#if ((BOARD == BOARD_XPLAIN) || (BOARD == BOARD_XPLAIN_REV1))
+			#undef ENABLE_ISP_PROTOCOL
+			#undef ENABLE_TPI_PROTOCOL
+			
+			#if !defined(ENABLE_PDI_PROTOCOL)
+				#define ENABLE_PDI_PROTOCOL
+			#endif
+		#endif
+
+	/* Defines: */
+		#define BITBANG_TPIDATA_PORT     PORTB
+		#define BITBANG_TPIDATA_DDR      DDRB
+		#define BITBANG_TPIDATA_PIN      PINB
+		#define BITBANG_TPIDATA_MASK     (1 << 3)
+			
+		#define BITBANG_TPICLOCK_PORT    PORTB
+		#define BITBANG_TPICLOCK_DDR     DDRB
+		#define BITBANG_TPICLOCK_PIN     PINB
+		#define BITBANG_TPICLOCK_MASK    (1 << 1)
+		
+		#define BITS_IN_TPI_FRAME        12
+		
+		#define TPI_NVM_TIMEOUT_MS       200
+
+		#define TPI_NVMENABLE_KEY        (uint8_t[]){0x12, 0x89, 0xAB, 0x45, 0xCD, 0xD8, 0x88, 0xFF}
+				
+	/* Function Prototypes: */
+		void    TPITarget_EnableTargetTPI(void);
+		void    TPITarget_DisableTargetTPI(void);
+		void    TPITarget_SendByte(const uint8_t Byte);
+		uint8_t TPITarget_ReceiveByte(void);
+		void    TPITarget_SendBreak(void);
+		bool    TPITarget_WaitWhileNVMBusBusy(void);
+
+#endif
-- 
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