C12832 LCD kanji interface.
Fork of GraphicOLED by
- 8×8 ドット日本語フォント「美咲フォント」
- misaki2cpp.py 美咲フォントをC++コードへ変換。
- app-board-LCD
C12832_KANJI.cpp@4:28a12c8608db, 2014-09-04 (annotated)
- Committer:
- va009039
- Date:
- Thu Sep 04 03:43:30 2014 +0000
- Revision:
- 4:28a12c8608db
- Parent:
- GraphicOLED.cpp@3:a6650dd2dbc8
for C12832 LCD
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
va009039 | 4:28a12c8608db | 1 | // C12832_KANJI.cpp |
va009039 | 4:28a12c8608db | 2 | #include "C12832_KANJI.h" |
va009039 | 0:67d983a1ed3e | 3 | |
va009039 | 3:a6650dd2dbc8 | 4 | extern void font_4x8(uint8_t buf[], int c); // misaki_4x8_jis201.cpp |
va009039 | 3:a6650dd2dbc8 | 5 | extern void font_8x8(uint8_t buf[], uint32_t unicode); // misaki_8x8_unicode.cpp |
va009039 | 2:337a2655f815 | 6 | |
va009039 | 4:28a12c8608db | 7 | C12832_KANJI::C12832_KANJI(PinName mosi, PinName sck, PinName reset, PinName a0, PinName ncs) : _spi(mosi,NC,sck),_reset(reset),_A0(a0),_CS(ncs) { |
va009039 | 0:67d983a1ed3e | 8 | |
va009039 | 4:28a12c8608db | 9 | _spi.format(8,3); // 8 bit spi mode 3 |
va009039 | 4:28a12c8608db | 10 | //_spi.frequency(20000000); // 19,2 Mhz SPI clock |
va009039 | 4:28a12c8608db | 11 | _A0 = 0; |
va009039 | 4:28a12c8608db | 12 | _CS = 1; |
va009039 | 4:28a12c8608db | 13 | _reset = 0; // display reset |
va009039 | 4:28a12c8608db | 14 | wait_us(50); |
va009039 | 4:28a12c8608db | 15 | _reset = 1; // end reset |
va009039 | 4:28a12c8608db | 16 | wait_ms(5); |
va009039 | 4:28a12c8608db | 17 | |
va009039 | 4:28a12c8608db | 18 | /* Start Initial Sequence ----------------------------------------------------*/ |
va009039 | 4:28a12c8608db | 19 | |
va009039 | 4:28a12c8608db | 20 | writeCommand(0xAE); // display off |
va009039 | 4:28a12c8608db | 21 | writeCommand(0xA2); // bias voltage |
va009039 | 4:28a12c8608db | 22 | |
va009039 | 4:28a12c8608db | 23 | writeCommand(0xA0); |
va009039 | 4:28a12c8608db | 24 | writeCommand(0xC8); // colum normal |
va009039 | 4:28a12c8608db | 25 | |
va009039 | 4:28a12c8608db | 26 | writeCommand(0x22); // voltage resistor ratio |
va009039 | 4:28a12c8608db | 27 | writeCommand(0x2F); // power on |
va009039 | 4:28a12c8608db | 28 | //writeCommand(0xA4); // LCD display ram |
va009039 | 4:28a12c8608db | 29 | writeCommand(0x40); // start line = 0 |
va009039 | 4:28a12c8608db | 30 | writeCommand(0xAF); // display ON |
va009039 | 4:28a12c8608db | 31 | |
va009039 | 4:28a12c8608db | 32 | writeCommand(0x81); // set contrast |
va009039 | 4:28a12c8608db | 33 | writeCommand(0x17); // set contrast |
va009039 | 4:28a12c8608db | 34 | |
va009039 | 4:28a12c8608db | 35 | writeCommand(0xA6); // display normal |
va009039 | 3:a6650dd2dbc8 | 36 | |
va009039 | 3:a6650dd2dbc8 | 37 | _uni_len = 0; |
va009039 | 0:67d983a1ed3e | 38 | } |
va009039 | 0:67d983a1ed3e | 39 | |
va009039 | 4:28a12c8608db | 40 | void C12832_KANJI::g_write(uint8_t pat, int x, int y) { |
va009039 | 4:28a12c8608db | 41 | writeCommand(0x00 + ( x &0x0f)); // set column low nibble 0 |
va009039 | 4:28a12c8608db | 42 | writeCommand(0x10 + ((x>>4)&0x0f)); // set column hi nibble 0 |
va009039 | 4:28a12c8608db | 43 | writeCommand(0xB0 + y); // set page address |
va009039 | 4:28a12c8608db | 44 | |
va009039 | 0:67d983a1ed3e | 45 | writeData(pat); |
va009039 | 0:67d983a1ed3e | 46 | } |
va009039 | 0:67d983a1ed3e | 47 | |
va009039 | 4:28a12c8608db | 48 | void C12832_KANJI::g_write(uint8_t *buf, int len, int x, int y) { |
va009039 | 3:a6650dd2dbc8 | 49 | for(int i = 0; i < len; i++) { |
va009039 | 3:a6650dd2dbc8 | 50 | g_write(*buf++, x++, y); |
va009039 | 0:67d983a1ed3e | 51 | } |
va009039 | 0:67d983a1ed3e | 52 | } |
va009039 | 0:67d983a1ed3e | 53 | |
va009039 | 4:28a12c8608db | 54 | void C12832_KANJI::writeCommand(uint8_t command) { |
va009039 | 4:28a12c8608db | 55 | _A0 = 0; |
va009039 | 2:337a2655f815 | 56 | writeByte(command); |
va009039 | 2:337a2655f815 | 57 | } |
va009039 | 2:337a2655f815 | 58 | |
va009039 | 4:28a12c8608db | 59 | void C12832_KANJI::writeData(uint8_t data) { |
va009039 | 4:28a12c8608db | 60 | _A0 = 1; |
va009039 | 2:337a2655f815 | 61 | writeByte(data); |
va009039 | 2:337a2655f815 | 62 | } |
va009039 | 2:337a2655f815 | 63 | |
va009039 | 4:28a12c8608db | 64 | void C12832_KANJI::writeByte(uint8_t value) { |
va009039 | 4:28a12c8608db | 65 | _CS = 0; |
va009039 | 4:28a12c8608db | 66 | _spi.write(value); |
va009039 | 4:28a12c8608db | 67 | _CS = 1; |
va009039 | 2:337a2655f815 | 68 | } |
va009039 | 2:337a2655f815 | 69 | |
va009039 | 4:28a12c8608db | 70 | void C12832_KANJI::cls() { |
va009039 | 3:a6650dd2dbc8 | 71 | for(int y = 0; y < rows(); y++) { |
va009039 | 4:28a12c8608db | 72 | for(int x = 0; x < 128; x++) { |
va009039 | 2:337a2655f815 | 73 | g_write(0x00, x, y); |
va009039 | 0:67d983a1ed3e | 74 | } |
va009039 | 0:67d983a1ed3e | 75 | } |
va009039 | 1:a104653979bf | 76 | locate(0,0); |
va009039 | 3:a6650dd2dbc8 | 77 | _uni_len = 0; |
va009039 | 0:67d983a1ed3e | 78 | } |
va009039 | 0:67d983a1ed3e | 79 | |
va009039 | 4:28a12c8608db | 80 | void C12832_KANJI::locate(int column, int row) { |
va009039 | 2:337a2655f815 | 81 | _column = column; |
va009039 | 2:337a2655f815 | 82 | _row = row; |
va009039 | 2:337a2655f815 | 83 | } |
va009039 | 2:337a2655f815 | 84 | |
va009039 | 4:28a12c8608db | 85 | int C12832_KANJI::columns() { |
va009039 | 4:28a12c8608db | 86 | return 128/4; |
va009039 | 3:a6650dd2dbc8 | 87 | } |
va009039 | 0:67d983a1ed3e | 88 | |
va009039 | 4:28a12c8608db | 89 | int C12832_KANJI::rows() { |
va009039 | 4:28a12c8608db | 90 | return 4; |
va009039 | 2:337a2655f815 | 91 | } |
va009039 | 2:337a2655f815 | 92 | |
va009039 | 4:28a12c8608db | 93 | int C12832_KANJI::_putc(int value) |
va009039 | 0:67d983a1ed3e | 94 | { |
va009039 | 3:a6650dd2dbc8 | 95 | int step = 0; |
va009039 | 0:67d983a1ed3e | 96 | if (value == '\n') { |
va009039 | 0:67d983a1ed3e | 97 | _column = 0; |
va009039 | 0:67d983a1ed3e | 98 | _row++; |
va009039 | 0:67d983a1ed3e | 99 | if (_row >= rows()) { |
va009039 | 0:67d983a1ed3e | 100 | _row = 0; |
va009039 | 0:67d983a1ed3e | 101 | } |
va009039 | 3:a6650dd2dbc8 | 102 | _uni_len = 0; |
va009039 | 3:a6650dd2dbc8 | 103 | } else if (value <= 0x7f) { |
va009039 | 3:a6650dd2dbc8 | 104 | step = character(_column, _row, value); |
va009039 | 3:a6650dd2dbc8 | 105 | } else if (value >= 0xc2 && value <= 0xdf) { |
va009039 | 3:a6650dd2dbc8 | 106 | _unicode = value & 0x1f; |
va009039 | 3:a6650dd2dbc8 | 107 | _uni_len = 1; |
va009039 | 3:a6650dd2dbc8 | 108 | } else if (value >= 0xe0 && value <= 0xef) { |
va009039 | 3:a6650dd2dbc8 | 109 | _unicode = value & 0x0f; |
va009039 | 3:a6650dd2dbc8 | 110 | _uni_len = 2; |
va009039 | 3:a6650dd2dbc8 | 111 | } else if (value >= 0xf0 && value <= 0xf7) { |
va009039 | 3:a6650dd2dbc8 | 112 | _unicode = value & 0x07; |
va009039 | 3:a6650dd2dbc8 | 113 | _uni_len = 3; |
va009039 | 3:a6650dd2dbc8 | 114 | } else if (value >= 0xf8 && value <= 0xfb) { |
va009039 | 3:a6650dd2dbc8 | 115 | _unicode = value & 0x03; |
va009039 | 3:a6650dd2dbc8 | 116 | _uni_len = 4; |
va009039 | 3:a6650dd2dbc8 | 117 | } else if (value >= 0xfc && value <= 0xfd) { |
va009039 | 3:a6650dd2dbc8 | 118 | _unicode = value & 0x01; |
va009039 | 3:a6650dd2dbc8 | 119 | _uni_len = 5; |
va009039 | 3:a6650dd2dbc8 | 120 | } else if (_uni_len >= 1 && value >= 0x80 && value <= 0xbf) { |
va009039 | 3:a6650dd2dbc8 | 121 | _unicode = (_unicode<<6) | (value&0x3f); |
va009039 | 3:a6650dd2dbc8 | 122 | if (--_uni_len == 0) { |
va009039 | 3:a6650dd2dbc8 | 123 | step = character(_column, _row, _unicode); |
va009039 | 3:a6650dd2dbc8 | 124 | } |
va009039 | 3:a6650dd2dbc8 | 125 | } else { |
va009039 | 3:a6650dd2dbc8 | 126 | _uni_len = 0; |
va009039 | 3:a6650dd2dbc8 | 127 | } |
va009039 | 3:a6650dd2dbc8 | 128 | if (step > 0) { |
va009039 | 3:a6650dd2dbc8 | 129 | _column += step; |
va009039 | 0:67d983a1ed3e | 130 | if (_column >= columns()) { |
va009039 | 0:67d983a1ed3e | 131 | _column = 0; |
va009039 | 3:a6650dd2dbc8 | 132 | if (++_row >= rows()) { |
va009039 | 0:67d983a1ed3e | 133 | _row = 0; |
va009039 | 0:67d983a1ed3e | 134 | } |
va009039 | 0:67d983a1ed3e | 135 | } |
va009039 | 3:a6650dd2dbc8 | 136 | _uni_len = 0; |
va009039 | 0:67d983a1ed3e | 137 | } |
va009039 | 0:67d983a1ed3e | 138 | return value; |
va009039 | 0:67d983a1ed3e | 139 | } |
va009039 | 0:67d983a1ed3e | 140 | |
va009039 | 4:28a12c8608db | 141 | int C12832_KANJI::_getc() { |
va009039 | 2:337a2655f815 | 142 | return -1; |
va009039 | 2:337a2655f815 | 143 | } |
va009039 | 2:337a2655f815 | 144 | |
va009039 | 4:28a12c8608db | 145 | int C12832_KANJI::character(int column, int row, int c) { |
va009039 | 3:a6650dd2dbc8 | 146 | if (c <= 0x7f) { // 半角 |
va009039 | 3:a6650dd2dbc8 | 147 | uint8_t buf[4]; |
va009039 | 3:a6650dd2dbc8 | 148 | font_4x8(buf, c); |
va009039 | 3:a6650dd2dbc8 | 149 | g_write(buf, sizeof(buf), column*4, row); |
va009039 | 3:a6650dd2dbc8 | 150 | return 1; |
va009039 | 3:a6650dd2dbc8 | 151 | } else if (c >= 0xff61 && c <= 0xff9f) { // 半角カタカナ |
va009039 | 3:a6650dd2dbc8 | 152 | int i = c - 0xff61 + 0xa1; |
va009039 | 3:a6650dd2dbc8 | 153 | uint8_t buf[4]; |
va009039 | 3:a6650dd2dbc8 | 154 | font_4x8(buf, i); |
va009039 | 3:a6650dd2dbc8 | 155 | g_write(buf, sizeof(buf), column*4, row); |
va009039 | 3:a6650dd2dbc8 | 156 | return 1; |
va009039 | 3:a6650dd2dbc8 | 157 | } else { // 全角 |
va009039 | 3:a6650dd2dbc8 | 158 | uint8_t buf[8]; |
va009039 | 3:a6650dd2dbc8 | 159 | font_8x8(buf, c); |
va009039 | 3:a6650dd2dbc8 | 160 | g_write(buf, sizeof(buf), column*4, row); |
va009039 | 3:a6650dd2dbc8 | 161 | return 2; |
va009039 | 0:67d983a1ed3e | 162 | } |
va009039 | 0:67d983a1ed3e | 163 | } |
va009039 | 0:67d983a1ed3e | 164 |