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123 lines
5.3 KiB
C
123 lines
5.3 KiB
C
//*****************************************************************************
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//
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// pdc.h - Stellaris development board Peripheral Device Controller definitions
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// and prototypes.
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//
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// Copyright (c) 2005,2006 Luminary Micro, Inc. All rights reserved.
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//
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// Software License Agreement
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//
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// Luminary Micro, Inc. (LMI) is supplying this software for use solely and
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// exclusively on LMI's Stellaris Family of microcontroller products.
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//
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// The software is owned by LMI and/or its suppliers, and is protected under
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// applicable copyright laws. All rights are reserved. Any use in violation
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// of the foregoing restrictions may subject the user to criminal sanctions
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// under applicable laws, as well as to civil liability for the breach of the
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// terms and conditions of this license.
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//
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// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
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// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
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// LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
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// CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
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//
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//*****************************************************************************
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#ifndef __PDC_H__
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#define __PDC_H__
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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//*****************************************************************************
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//
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// The registers within the peripheral device controller.
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//
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//*****************************************************************************
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#define PDC_VER 0x0 // Version register
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#define PDC_CSR 0x1 // Command/Status register
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#define PDC_DSW 0x4 // DIP Switch register
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#define PDC_LED 0x5 // LED register
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#define PDC_LCD_CSR 0x6 // LCD Command/Status register
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#define PDC_LCD_RAM 0x7 // LCD RAM register
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#define PDC_GPXDAT 0x8 // GPIO X Data register
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#define PDC_GPXDIR 0x9 // GPIO X Direction register
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#define PDC_GPYDAT 0xA // GPIO Y Data register
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#define PDC_GPYDIR 0xB // GPIO Y Direction register
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#define PDC_GPZDAT 0xC // GPIO Z Data register
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#define PDC_GPZDIR 0xD // GPIO Z Direction register
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//*****************************************************************************
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//
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// Flags indicating a read or write to the peripheral device controller.
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//
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//*****************************************************************************
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#define PDC_RD 0x80 // PDC read command
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#define PDC_WR 0x00 // PDC write command
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//*****************************************************************************
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//
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// LCD panel (Crystalfontz CFAH1602B) commands, RS = 0
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//
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//*****************************************************************************
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#define LCD_CLEAR 0x01 // Clear display (0 fill DDRAM).
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#define LCD_HOME 0x02 // Cursor home.
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#define LCD_MODE 0x04 // Set entry mode (cursor dir)
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#define LCD_ON 0x08 // Set display, cursor, blinking
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// on/off
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#define LCD_CUR 0x10 // Cursor, display shift
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#define LCD_IF 0x20 // Set interface data length,
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// lines, font
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#define LCD_CGADDR 0x40 // Set CGRAM AC address
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#define LCD_DDADDR 0x80 // Set DDRAM AC address
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//*****************************************************************************
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//
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// LCD Status bit
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//
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//*****************************************************************************
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#define LCD_B_BUSY 0x80 // Busy flag.
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//*****************************************************************************
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//
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// The GPIO port A pin numbers for the various SSI signals.
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//
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//*****************************************************************************
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#define SSI_CS GPIO_PIN_3
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#define PDC_CS GPIO_PIN_3
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#define SSI_CLK GPIO_PIN_2
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#define SSI_TX GPIO_PIN_5
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#define SSI_RX GPIO_PIN_4
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//*****************************************************************************
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//
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// Function Prototypes
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//
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//*****************************************************************************
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extern void PDCInit(void);
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extern unsigned char PDCRead(unsigned char ucAddr);
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extern void PDCWrite(unsigned char ucAddr, unsigned char ucData);
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extern unsigned char PDCDIPRead(void);
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extern void PDCLEDWrite(unsigned char ucLED);
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extern unsigned char PDCLEDRead(void);
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extern void PDCLCDInit(void);
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extern void PDCLCDBacklightOn(void);
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extern void PDCLCDBacklightOff(void);
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extern void PDCLCDClear(void);
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extern void PDCLCDCreateChar(unsigned char ucChar, unsigned char *pucData);
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extern void PDCLCDSetPos(unsigned char ucX, unsigned char ucY);
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extern void PDCLCDWrite(const char *pcStr, unsigned long ulCount);
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extern unsigned char PDCGPIODirRead(unsigned char ucIdx);
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extern void PDCGPIODirWrite(unsigned char ucIdx, unsigned char ucValue);
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extern unsigned char PDCGPIORead(unsigned char ucIdx);
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extern void PDCGPIOWrite(unsigned char ucIdx, unsigned char ucValue);
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#ifdef __cplusplus
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}
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#endif
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#endif // __PDC_H__
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