From d6023a7adee17628e0ec4bad02e10199c1165bdb Mon Sep 17 00:00:00 2001 From: Björn Stenberg Date: Wed, 27 Mar 2002 11:21:50 +0000 Subject: Initial version git-svn-id: svn://svn.rockbox.org/rockbox/trunk@34 a1c6a512-1295-4272-9138-f99709370657 --- www/example/main.c | 102 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 www/example/main.c (limited to 'www/example/main.c') diff --git a/www/example/main.c b/www/example/main.c new file mode 100644 index 0000000000..9188aaf640 --- /dev/null +++ b/www/example/main.c @@ -0,0 +1,102 @@ +#define PBDR (*((volatile unsigned short *)0x05FFFFC2)) + +#define DC 1 +#define CS1 2 +#define SDA 4 +#define SCK 8 + +static const unsigned char ascii2lcd[] = { + 0x00,0x01,0x02,0x03,0x00,0x84,0x85,0x89, + 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0xec,0xe3,0xe2,0xe1,0xe0,0xdf,0x15,0x00, + 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x24,0x25,0x26,0x37,0x06,0x29,0x2a,0x2b, + 0x2c,0x2d,0x2e,0x2f,0x30,0x31,0x32,0x33, + 0x34,0x35,0x36,0x37,0x38,0x39,0x3a,0x3b, + 0x3c,0x3d,0x3e,0x3f,0x40,0x41,0x42,0x43, + 0x44,0x45,0x46,0x47,0x48,0x49,0x4a,0x4b, + 0x4c,0x4d,0x4e,0x4f,0x50,0x51,0x52,0x53, + 0x54,0x55,0x56,0x57,0x58,0x59,0x5a,0x5b, + 0x5c,0x5d,0x5e,0xa9,0x33,0xce,0x00,0x15, + 0x00,0x65,0x66,0x67,0x68,0x69,0x6a,0x6b, + 0x6c,0x6d,0x6e,0x6f,0x70,0x71,0x72,0x73, + 0x74,0x75,0x76,0x77,0x78,0x79,0x7a,0x7b, + 0x7c,0x7d,0x7e,0x24,0x24,0x24,0x24,0x24, + 0x24,0x24,0x24,0x24,0x24,0x24,0x24,0x24, + 0x24,0x24,0x24,0x24,0x24,0x24,0x24,0x24, + 0x24,0x24,0x24,0x24,0x24,0x24,0x24,0x24, + 0x24,0x24,0x24,0x24,0x24,0x24,0x24,0x24, + 0x24,0x24,0x24,0x24,0x24,0x24,0x24,0x24, + 0x24,0x24,0x24,0x24,0x24,0x24,0x24,0x24, + 0x24,0x24,0x24,0x24,0x24,0x24,0x24,0x24, + 0x24,0x24,0x24,0x24,0x24,0x24,0x24,0x24, + 0x45,0x45,0x45,0x45,0x45,0x45,0x24,0x47, + 0x49,0x49,0x49,0x49,0x4d,0x4d,0x4d,0x4d, + 0x48,0x52,0x53,0x53,0x53,0x53,0x53,0x24, + 0x24,0x59,0x59,0x59,0x59,0x5d,0x24,0x24, + 0x65,0x65,0x65,0x65,0x65,0x65,0x24,0x67, + 0x69,0x69,0x69,0x69,0x6d,0x6d,0x6d,0x6d, + 0x73,0x72,0x73,0x73,0x73,0x73,0x73,0x24, + 0x24,0x79,0x79,0x79,0x79,0x7d,0x24,0x7d +}; + +void lcd_write(int byte, int data) +{ + int i; + char on,off; + + PBDR &= ~CS1; /* enable lcd chip select */ + + if ( data ) { + on=~(SDA|SCK); + off=SCK|DC; + } + else { + on=~(SDA|SCK|DC); + off=SCK; + } + /* clock out each bit, MSB first */ + for (i=0x80;i;i>>=1) + { + PBDR &= on; + if (i & byte) + PBDR |= SDA; + PBDR |= off; + } + + PBDR |= CS1; /* disable lcd chip select */ +} + +void lcd_printxy( char x, char y, unsigned char* string, int len ) +{ + int i; + lcd_write(0xb0+y*16+x,0); + for (i=0; string[i] && i