Gert van der Knokke / Mbed 2 deprecated SPI_LCD

This is a sample program to drive a 128x128 LCD with t6963 controller through SPI by means of an MCP23S17 16-Bit I/O Expander with Serial Interface

Dependencies:   mbed

mcp_lcd.h@1:e98e29ea2d03, 2010-12-05 (annotated)

Committer:
gertk
Date:
Sun Dec 05 14:38:10 2010 +0000
Revision:
1:e98e29ea2d03
Child:
2:9071445a6895
0.0002

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gertk 1:e98e29ea2d03 1 /* MCP23S17 - Microchip MCP23S17 16-bit Port Extender using SPI
gertk 1:e98e29ea2d03 2 * Copyright (c) 2010 Gert van der Knokke
gertk 1:e98e29ea2d03 3 */
gertk 1:e98e29ea2d03 4 #include "mbed.h"
gertk 1:e98e29ea2d03 5
gertk 1:e98e29ea2d03 6 #define IODIRA 0x00
gertk 1:e98e29ea2d03 7 #define IODIRB 0x01
gertk 1:e98e29ea2d03 8 #define IPOLA 0x02
gertk 1:e98e29ea2d03 9 #define IPOLB 0x03
gertk 1:e98e29ea2d03 10 #define GPINTENA 0x04
gertk 1:e98e29ea2d03 11 #define GPINTENB 0x05
gertk 1:e98e29ea2d03 12 #define DEFVALA 0x06
gertk 1:e98e29ea2d03 13 #define DEFVALB 0x07
gertk 1:e98e29ea2d03 14 #define INTCONA 0x08
gertk 1:e98e29ea2d03 15 #define INTCONB 0x09
gertk 1:e98e29ea2d03 16 #define IOCONA 0x0A
gertk 1:e98e29ea2d03 17 #define IOCONB 0x0B
gertk 1:e98e29ea2d03 18 #define GPPUA 0x0C
gertk 1:e98e29ea2d03 19 #define GPPUB 0x0D
gertk 1:e98e29ea2d03 20 #define INTFA 0x0E
gertk 1:e98e29ea2d03 21 #define INTFB 0x0F
gertk 1:e98e29ea2d03 22 #define INTCAPA 0x10
gertk 1:e98e29ea2d03 23 #define INTCAPB 0x11
gertk 1:e98e29ea2d03 24 #define GPIOA 0x12
gertk 1:e98e29ea2d03 25 #define GPIOB 0x13
gertk 1:e98e29ea2d03 26 #define OLATA 0x14
gertk 1:e98e29ea2d03 27 #define OLATB 0x15
gertk 1:e98e29ea2d03 28
gertk 1:e98e29ea2d03 29 // LCD pin connections/bit numbers
gertk 1:e98e29ea2d03 30 #define LCD_HALT 0x80
gertk 1:e98e29ea2d03 31 #define LCD_FS 0x20
gertk 1:e98e29ea2d03 32 #define LCD_RST 0x10
gertk 1:e98e29ea2d03 33 #define LCD_CD 0x08
gertk 1:e98e29ea2d03 34 #define LCD_CE 0x04
gertk 1:e98e29ea2d03 35 #define LCD_RD 0x02
gertk 1:e98e29ea2d03 36 #define LCD_WR 0x01
gertk 1:e98e29ea2d03 37
gertk 1:e98e29ea2d03 38 // T6963C OPCODES
gertk 1:e98e29ea2d03 39 #define TXHOME 0x40 // SET TXT HM ADD
gertk 1:e98e29ea2d03 40 #define TXAREA 0x41 // SET TXT AREA
gertk 1:e98e29ea2d03 41 #define GRHOME 0x42 // SET GRAPHIC HOME ADDRESS
gertk 1:e98e29ea2d03 42 #define GRAREA 0x43 // SET GRAPHIC AREA
gertk 1:e98e29ea2d03 43 #define OFFSET 0x22 // SET OFFSET ADDRESS
gertk 1:e98e29ea2d03 44 #define ADPSET 0x24 // SET ADDRESS POINTER
gertk 1:e98e29ea2d03 45 #define AWRON 0xB0 // SET AUTO WRITE MODE
gertk 1:e98e29ea2d03 46 #define AWROFF 0xB2 // RESET AUTO WRITE MODE