ban4jp - / GT20L16J1Y_font

Add support JIS X 0201.

Fork of GT20L16J1Y_font by Toyomasa Watarai

GT20L16Y1J_font.cpp@3:48c4a173bdab, 2014-09-21 (annotated)

Committer:
ban4jp
Date:
Sun Sep 21 08:04:40 2014 +0000
Revision:
3:48c4a173bdab
Parent:
2:aed20a7685b9 
Add support JIS X 0201.; Remap rom-address about ascii fonts.; Fix multi connection spi device issue.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MACRUM 0:61b32e34bcbf 1 #include "mbed.h"
MACRUM 0:61b32e34bcbf 2 #include "GT20L16J1Y_font.h"
MACRUM 0:61b32e34bcbf 3
ban4jp 3:48c4a173bdab 4 #define GT20L16J1Y_REMAP_ASCIIFONT 1
ban4jp 3:48c4a173bdab 5 #define GT20L16J1Y_ENABLE_JISX0201 1
ban4jp 3:48c4a173bdab 6
ban4jp 3:48c4a173bdab 7 #if GT20L16J1Y_REMAP_ASCIIFONT
ban4jp 3:48c4a173bdab 8 const uint16_t ascii_fontmap[] = {
ban4jp 3:48c4a173bdab 9 0x0000, 0x015E, 0x0002, 0x007E, 0x0004, 0x0005, 0x0162, 0x0007,
ban4jp 3:48c4a173bdab 10 0x006E, 0x006F, 0x007D, 0x000B, 0x000C, 0x000D, 0x000E, 0x007F,
ban4jp 3:48c4a173bdab 11 0x0060, 0x0061, 0x0062, 0x0063, 0x0064, 0x0065, 0x0066, 0x0067,
ban4jp 3:48c4a173bdab 12 0x0068, 0x0069, 0x006C, 0x006D, 0x001C, 0x001D, 0x001E, 0x015F,
ban4jp 3:48c4a173bdab 13 0x015D, 0x0121, 0x0122, 0x0123, 0x0124, 0x0125, 0x0126, 0x0127,
ban4jp 3:48c4a173bdab 14 0x0128, 0x0129, 0x012A, 0x012B, 0x012C, 0x012D, 0x012E, 0x012F,
ban4jp 3:48c4a173bdab 15 0x0130, 0x0131, 0x0132, 0x0133, 0x0134, 0x0135, 0x0136, 0x0137,
ban4jp 3:48c4a173bdab 16 0x0138, 0x0139, 0x013A, 0x003B, 0x003C, 0x003D, 0x003E, 0x003F,
ban4jp 3:48c4a173bdab 17 0x0040, 0x0141, 0x0142, 0x0143, 0x0144, 0x0145, 0x0146, 0x0147,
ban4jp 3:48c4a173bdab 18 0x0148, 0x0149, 0x014A, 0x014B, 0x014C, 0x014D, 0x014E, 0x014F,
ban4jp 3:48c4a173bdab 19 0x0150, 0x0151, 0x0152, 0x0153, 0x0154, 0x0155, 0x0156, 0x0157,
ban4jp 3:48c4a173bdab 20 0x0158, 0x0159, 0x015A, 0x005B, 0x005C, 0x005D, 0x005E, 0x005F,
ban4jp 3:48c4a173bdab 21 };
ban4jp 3:48c4a173bdab 22 #endif
ban4jp 3:48c4a173bdab 23
ban4jp 3:48c4a173bdab 24 #if GT20L16J1Y_ENABLE_JISX0201
ban4jp 3:48c4a173bdab 25 const uint8_t jisx0201_fontmap[] = {
ban4jp 3:48c4a173bdab 26 0x0B, 0x1B, 0x1C, 0x0A, 0x50, 0x7E, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x13, 0x14, 0x15, 0x60,
ban4jp 3:48c4a173bdab 27 0x90, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
ban4jp 3:48c4a173bdab 28 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, 0x70,
ban4jp 3:48c4a173bdab 29 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7F, 0xFB, 0xFC,
ban4jp 3:48c4a173bdab 30 };
ban4jp 3:48c4a173bdab 31
ban4jp 3:48c4a173bdab 32 const uint8_t font_glyph_00A5[] = {
ban4jp 3:48c4a173bdab 33 0x00, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x00,
ban4jp 3:48c4a173bdab 34 0x00, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x00,
ban4jp 3:48c4a173bdab 35 };
ban4jp 3:48c4a173bdab 36 #endif
ban4jp 3:48c4a173bdab 37
MACRUM 2:aed20a7685b9 38 #if defined(TARGET_LPC1768)
MACRUM 0:61b32e34bcbf 39 GT20L16J1Y_FONT::GT20L16J1Y_FONT() : _spi(p11, p12, p13), _CS(p10) {
MACRUM 0:61b32e34bcbf 40 }
MACRUM 2:aed20a7685b9 41 #endif
MACRUM 0:61b32e34bcbf 42
MACRUM 2:aed20a7685b9 43 GT20L16J1Y_FONT::GT20L16J1Y_FONT(PinName mosi, PinName miso, PinName sclk, PinName cs) : _spi(mosi, miso, sclk, NC), _CS(cs)
MACRUM 2:aed20a7685b9 44 {
ban4jp 3:48c4a173bdab 45 // Deselect the device
ban4jp 3:48c4a173bdab 46 _CS = 1;
ban4jp 3:48c4a173bdab 47
MACRUM 2:aed20a7685b9 48 // Setup the spi for 8 bit data, high steady state clock
MACRUM 2:aed20a7685b9 49 _spi.format(8,3);
MACRUM 2:aed20a7685b9 50 _spi.frequency(10000000);
MACRUM 2:aed20a7685b9 51 }
MACRUM 2:aed20a7685b9 52
MACRUM 2:aed20a7685b9 53 int GT20L16J1Y_FONT::read_kuten(unsigned short code) {
MACRUM 2:aed20a7685b9 54 unsigned char MSB, LSB;
MACRUM 2:aed20a7685b9 55 uint32_t address;
MACRUM 2:aed20a7685b9 56 int ret;
MACRUM 0:61b32e34bcbf 57
MACRUM 2:aed20a7685b9 58 MSB = (code & 0xFF00) >> 8;
MACRUM 2:aed20a7685b9 59 LSB = code & 0x00FF;
MACRUM 0:61b32e34bcbf 60 address = 0;
MACRUM 0:61b32e34bcbf 61
MACRUM 0:61b32e34bcbf 62 if( MSB >= 1 && MSB <= 15 && LSB >= 1 && LSB <= 94)
MACRUM 0:61b32e34bcbf 63 address =( (MSB - 1) * 94 + (LSB - 1))*32;
MACRUM 0:61b32e34bcbf 64 else if(MSB >= 16 && MSB <= 47 && LSB >= 1 && LSB <= 94)
MACRUM 0:61b32e34bcbf 65 address =( (MSB - 16) * 94 + (LSB - 1))*32 + 0x0AA40L;
MACRUM 0:61b32e34bcbf 66 else if(MSB >= 48 && MSB <= 84 && LSB >= 1 && LSB <= 94)
MACRUM 0:61b32e34bcbf 67 address = ((MSB - 48) * 94 + (LSB - 1))*32 + 0x21CDFL;
MACRUM 0:61b32e34bcbf 68 else if(MSB == 85 && LSB >= 1 && LSB <= 94)
MACRUM 0:61b32e34bcbf 69 address = ((MSB - 85) * 94 + (LSB - 1))*32 + 0x3C4A0L;
MACRUM 0:61b32e34bcbf 70 else if(MSB >= 88 && MSB <= 89 && LSB >= 1 && LSB <= 94)
MACRUM 0:61b32e34bcbf 71 address = ((MSB - 88) * 94 + (LSB - 1))*32 + 0x3D060L;
MACRUM 2:aed20a7685b9 72 else if(MSB == 0 && LSB >= 0x20 && LSB <= 0x7F)
ban4jp 3:48c4a173bdab 73 #if GT20L16J1Y_REMAP_ASCIIFONT
ban4jp 3:48c4a173bdab 74 address = ascii_fontmap[LSB - 0x20]*16 + 255968; // 0x3E7E0
ban4jp 3:48c4a173bdab 75 #else
MACRUM 2:aed20a7685b9 76 address = (LSB - 0x20)*16 + 255968;
ban4jp 3:48c4a173bdab 77 #endif
ban4jp 3:48c4a173bdab 78 #if GT20L16J1Y_ENABLE_JISX0201
ban4jp 3:48c4a173bdab 79 else if(MSB == 0 && LSB == 0xA5) { // Font patch (0x00A5)
ban4jp 3:48c4a173bdab 80 memcpy(bitmap, font_glyph_00A5, 16);
ban4jp 3:48c4a173bdab 81 return 8;
ban4jp 3:48c4a173bdab 82 }
ban4jp 3:48c4a173bdab 83 else if(MSB == 0 && LSB >= 0xA1 && LSB <= 0xDF) // JIS X 0201
ban4jp 3:48c4a173bdab 84 address = jisx0201_fontmap[LSB - 0xA1]*16 + 257504; // 0x3EDE0
ban4jp 3:48c4a173bdab 85 #endif
MACRUM 0:61b32e34bcbf 86
MACRUM 0:61b32e34bcbf 87 // Deselect the device
MACRUM 0:61b32e34bcbf 88 _CS = 1;
MACRUM 0:61b32e34bcbf 89
ban4jp 3:48c4a173bdab 90 //_spi.begin();
ban4jp 3:48c4a173bdab 91 _spi.write(0); // Dummy (mbed: change SPI owner and SPI format.)
ban4jp 3:48c4a173bdab 92
MACRUM 0:61b32e34bcbf 93 // Select the device by seting chip select low
MACRUM 0:61b32e34bcbf 94 _CS = 0;
MACRUM 0:61b32e34bcbf 95 _spi.write(0x03); // Read data byte
MACRUM 0:61b32e34bcbf 96 _spi.write(address>>16 & 0xff);
MACRUM 0:61b32e34bcbf 97 _spi.write(address>>8 & 0xff);
MACRUM 0:61b32e34bcbf 98 _spi.write(address & 0xff);
MACRUM 0:61b32e34bcbf 99
ban4jp 3:48c4a173bdab 100 #if GT20L16J1Y_ENABLE_JISX0201
ban4jp 3:48c4a173bdab 101 if(MSB == 0 && (LSB >= 0x20 && LSB <= 0x7F) || (LSB >= 0xA1 && LSB <= 0xDF)) {
ban4jp 3:48c4a173bdab 102 #else
MACRUM 2:aed20a7685b9 103 if(MSB == 0 && LSB >= 0x20 && LSB <= 0x7F) {
ban4jp 3:48c4a173bdab 104 #endif
MACRUM 2:aed20a7685b9 105 for(int i=0; i<16; i++)
MACRUM 2:aed20a7685b9 106 {
MACRUM 2:aed20a7685b9 107 bitmap[i] = _spi.write(0x00);
MACRUM 2:aed20a7685b9 108 }
MACRUM 2:aed20a7685b9 109 ret = 8;
MACRUM 2:aed20a7685b9 110 }
MACRUM 2:aed20a7685b9 111 else {
MACRUM 2:aed20a7685b9 112 for(int i=0; i<32; i++)
MACRUM 2:aed20a7685b9 113 {
MACRUM 2:aed20a7685b9 114 bitmap[i] = _spi.write(0x00);
MACRUM 2:aed20a7685b9 115 }
MACRUM 2:aed20a7685b9 116 ret = 16;
MACRUM 0:61b32e34bcbf 117 }
MACRUM 0:61b32e34bcbf 118
MACRUM 0:61b32e34bcbf 119 // Deselect the device
MACRUM 0:61b32e34bcbf 120 _CS = 1;
MACRUM 2:aed20a7685b9 121
MACRUM 2:aed20a7685b9 122 return ret;
MACRUM 0:61b32e34bcbf 123 }
MACRUM 2:aed20a7685b9 124
ban4jp 3:48c4a173bdab 125 int GT20L16J1Y_FONT::read(unsigned short code) {
MACRUM 2:aed20a7685b9 126 unsigned char c1, c2, MSB, LSB;
MACRUM 2:aed20a7685b9 127 uint32_t seq;
MACRUM 2:aed20a7685b9 128 uint16_t address;
MACRUM 2:aed20a7685b9 129
MACRUM 2:aed20a7685b9 130 // SJIS to kuten code conversion
MACRUM 2:aed20a7685b9 131 c1 = (code>>8);
MACRUM 2:aed20a7685b9 132 c2 = (code & 0xFF);
MACRUM 2:aed20a7685b9 133 seq = (c1<=159 ? c1-129 : c1-193)*188 + (c2<=126 ? c2-64 : c2-65);
MACRUM 2:aed20a7685b9 134 MSB = seq / 94 + 1;
MACRUM 2:aed20a7685b9 135 LSB = seq % 94 + 1;
MACRUM 2:aed20a7685b9 136
MACRUM 2:aed20a7685b9 137 address = ((MSB << 8) | LSB);
ban4jp 3:48c4a173bdab 138 return read_kuten(address);
MACRUM 2:aed20a7685b9 139 }
ban4jp 3:48c4a173bdab 140
ban4jp 3:48c4a173bdab 141 void GT20L16J1Y_FONT::read_direct(unsigned long address) {
ban4jp 3:48c4a173bdab 142 // Deselect the device
ban4jp 3:48c4a173bdab 143 _CS = 1;
ban4jp 3:48c4a173bdab 144
ban4jp 3:48c4a173bdab 145 //_spi.begin();
ban4jp 3:48c4a173bdab 146 _spi.write(0); // Dummy (mbed: change SPI owner and SPI format.)
ban4jp 3:48c4a173bdab 147
ban4jp 3:48c4a173bdab 148 // Select the device by seting chip select low
ban4jp 3:48c4a173bdab 149 _CS = 0;
ban4jp 3:48c4a173bdab 150 _spi.write(0x03); // Read data byte
ban4jp 3:48c4a173bdab 151 _spi.write(address>>16 & 0xff);
ban4jp 3:48c4a173bdab 152 _spi.write(address>>8 & 0xff);
ban4jp 3:48c4a173bdab 153 _spi.write(address & 0xff);
ban4jp 3:48c4a173bdab 154
ban4jp 3:48c4a173bdab 155 for(int i=0; i<32; i++)
ban4jp 3:48c4a173bdab 156 {
ban4jp 3:48c4a173bdab 157 bitmap[i] = _spi.write(0x00);
ban4jp 3:48c4a173bdab 158 }
ban4jp 3:48c4a173bdab 159
ban4jp 3:48c4a173bdab 160 // Deselect the device
ban4jp 3:48c4a173bdab 161 _CS = 1;
ban4jp 3:48c4a173bdab 162 }