SO1602A Lib. SO1602A is Organic LED, has 16 chars and 2 lines. This lib supports printf() of C-Language. http://akizukidenshi.com/catalog/g/gP-08276/
Dependents: NEW_LineTraceHub NEW_LineTraceHub_2 ColorSensorTest
SO1602A.cpp@0:d8b95544d238, 2015-09-08 (annotated)
- Committer:
- AkinoriHashimoto
- Date:
- Tue Sep 08 08:35:42 2015 +0000
- Revision:
- 0:d8b95544d238
- Child:
- 1:eef15a16fe7a
Published.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
AkinoriHashimoto | 0:d8b95544d238 | 1 | #include "SO1602A.h" |
AkinoriHashimoto | 0:d8b95544d238 | 2 | |
AkinoriHashimoto | 0:d8b95544d238 | 3 | SO1602A::SO1602A (PinName sda, PinName scl, char address) |
AkinoriHashimoto | 0:d8b95544d238 | 4 | : i2c(sda, scl), addr(address) |
AkinoriHashimoto | 0:d8b95544d238 | 5 | { |
AkinoriHashimoto | 0:d8b95544d238 | 6 | init(); |
AkinoriHashimoto | 0:d8b95544d238 | 7 | } |
AkinoriHashimoto | 0:d8b95544d238 | 8 | SO1602A::SO1602A (I2C &_i2c, char address) |
AkinoriHashimoto | 0:d8b95544d238 | 9 | : i2c(_i2c), addr(address) |
AkinoriHashimoto | 0:d8b95544d238 | 10 | { |
AkinoriHashimoto | 0:d8b95544d238 | 11 | init(); |
AkinoriHashimoto | 0:d8b95544d238 | 12 | } |
AkinoriHashimoto | 0:d8b95544d238 | 13 | |
AkinoriHashimoto | 0:d8b95544d238 | 14 | bool SO1602A::cmd(char chr) |
AkinoriHashimoto | 0:d8b95544d238 | 15 | { |
AkinoriHashimoto | 0:d8b95544d238 | 16 | buf[0]= 0x00; |
AkinoriHashimoto | 0:d8b95544d238 | 17 | buf[1]= chr; |
AkinoriHashimoto | 0:d8b95544d238 | 18 | // if write success:0, other: err code. |
AkinoriHashimoto | 0:d8b95544d238 | 19 | int status= i2c.write(addr, buf, 2); |
AkinoriHashimoto | 0:d8b95544d238 | 20 | wait_ms(3); |
AkinoriHashimoto | 0:d8b95544d238 | 21 | |
AkinoriHashimoto | 0:d8b95544d238 | 22 | if(status == 0) |
AkinoriHashimoto | 0:d8b95544d238 | 23 | return true; |
AkinoriHashimoto | 0:d8b95544d238 | 24 | else |
AkinoriHashimoto | 0:d8b95544d238 | 25 | return false; |
AkinoriHashimoto | 0:d8b95544d238 | 26 | } |
AkinoriHashimoto | 0:d8b95544d238 | 27 | |
AkinoriHashimoto | 0:d8b95544d238 | 28 | int SO1602A::_putc(int val) // for printf() |
AkinoriHashimoto | 0:d8b95544d238 | 29 | { |
AkinoriHashimoto | 0:d8b95544d238 | 30 | if (val == '\n') { |
AkinoriHashimoto | 0:d8b95544d238 | 31 | _column = 0; |
AkinoriHashimoto | 0:d8b95544d238 | 32 | _row = (_row + 1) % 2; |
AkinoriHashimoto | 0:d8b95544d238 | 33 | } else { |
AkinoriHashimoto | 0:d8b95544d238 | 34 | locate(_column, _row); |
AkinoriHashimoto | 0:d8b95544d238 | 35 | buf[0]= 0x40; |
AkinoriHashimoto | 0:d8b95544d238 | 36 | buf[1]= val; |
AkinoriHashimoto | 0:d8b95544d238 | 37 | i2c.write(addr, buf, 2); |
AkinoriHashimoto | 0:d8b95544d238 | 38 | |
AkinoriHashimoto | 0:d8b95544d238 | 39 | _column++; |
AkinoriHashimoto | 0:d8b95544d238 | 40 | if (_column >= 16) { |
AkinoriHashimoto | 0:d8b95544d238 | 41 | _column = 0; |
AkinoriHashimoto | 0:d8b95544d238 | 42 | _row = (_row + 1) % 2; |
AkinoriHashimoto | 0:d8b95544d238 | 43 | } |
AkinoriHashimoto | 0:d8b95544d238 | 44 | } |
AkinoriHashimoto | 0:d8b95544d238 | 45 | wait_ms(1); |
AkinoriHashimoto | 0:d8b95544d238 | 46 | return val; |
AkinoriHashimoto | 0:d8b95544d238 | 47 | } |
AkinoriHashimoto | 0:d8b95544d238 | 48 | |
AkinoriHashimoto | 0:d8b95544d238 | 49 | // for "Stream" |
AkinoriHashimoto | 0:d8b95544d238 | 50 | int SO1602A::_getc() |
AkinoriHashimoto | 0:d8b95544d238 | 51 | { |
AkinoriHashimoto | 0:d8b95544d238 | 52 | return -1; |
AkinoriHashimoto | 0:d8b95544d238 | 53 | } |
AkinoriHashimoto | 0:d8b95544d238 | 54 | |
AkinoriHashimoto | 0:d8b95544d238 | 55 | void SO1602A::locate(int col, int row) |
AkinoriHashimoto | 0:d8b95544d238 | 56 | { |
AkinoriHashimoto | 0:d8b95544d238 | 57 | cmd(0x80 + row * 0x20 + col); |
AkinoriHashimoto | 0:d8b95544d238 | 58 | return; |
AkinoriHashimoto | 0:d8b95544d238 | 59 | } |
AkinoriHashimoto | 0:d8b95544d238 | 60 | |
AkinoriHashimoto | 0:d8b95544d238 | 61 | void SO1602A::init() |
AkinoriHashimoto | 0:d8b95544d238 | 62 | { |
AkinoriHashimoto | 0:d8b95544d238 | 63 | _column= _row= 0; |
AkinoriHashimoto | 0:d8b95544d238 | 64 | buf[0]= 0x00; |
AkinoriHashimoto | 0:d8b95544d238 | 65 | buf[1]= 0x00; |
AkinoriHashimoto | 0:d8b95544d238 | 66 | buf[2]= 0x00; |
AkinoriHashimoto | 0:d8b95544d238 | 67 | |
AkinoriHashimoto | 0:d8b95544d238 | 68 | wait_ms(10); |
AkinoriHashimoto | 0:d8b95544d238 | 69 | this->clear(); |
AkinoriHashimoto | 0:d8b95544d238 | 70 | this->cmd(0x02); //Return Home. |
AkinoriHashimoto | 0:d8b95544d238 | 71 | this->cmd(0x0f); // set On/Off. b3=1, b2:Disp, b1:Cursor, b0:blink. |
AkinoriHashimoto | 0:d8b95544d238 | 72 | this->cmd(0x01); //Clear Disp. |
AkinoriHashimoto | 0:d8b95544d238 | 73 | wait_ms(20); |
AkinoriHashimoto | 0:d8b95544d238 | 74 | return; |
AkinoriHashimoto | 0:d8b95544d238 | 75 | } |
AkinoriHashimoto | 0:d8b95544d238 | 76 | |
AkinoriHashimoto | 0:d8b95544d238 | 77 | void SO1602A::setContrast(char val) |
AkinoriHashimoto | 0:d8b95544d238 | 78 | { |
AkinoriHashimoto | 0:d8b95544d238 | 79 | // Cmd of Contrast-setting must be setted Ext-Func-Register RE & SD. |
AkinoriHashimoto | 0:d8b95544d238 | 80 | this->setRE(); |
AkinoriHashimoto | 0:d8b95544d238 | 81 | this->setSD(); |
AkinoriHashimoto | 0:d8b95544d238 | 82 | // Double Byte Command. The contrast has 256 steps, and increase as the value. |
AkinoriHashimoto | 0:d8b95544d238 | 83 | this->cmd(0x81); |
AkinoriHashimoto | 0:d8b95544d238 | 84 | this->cmd(val); |
AkinoriHashimoto | 0:d8b95544d238 | 85 | this->clearSD(); |
AkinoriHashimoto | 0:d8b95544d238 | 86 | this->clearRE(); |
AkinoriHashimoto | 0:d8b95544d238 | 87 | wait_ms(100); |
AkinoriHashimoto | 0:d8b95544d238 | 88 | return; |
AkinoriHashimoto | 0:d8b95544d238 | 89 | } |
AkinoriHashimoto | 0:d8b95544d238 | 90 | |
AkinoriHashimoto | 0:d8b95544d238 | 91 | void SO1602A::clear() |
AkinoriHashimoto | 0:d8b95544d238 | 92 | { |
AkinoriHashimoto | 0:d8b95544d238 | 93 | this->cmd(0x01); |
AkinoriHashimoto | 0:d8b95544d238 | 94 | locate(0, 0); |
AkinoriHashimoto | 0:d8b95544d238 | 95 | wait_ms(5); |
AkinoriHashimoto | 0:d8b95544d238 | 96 | return; |
AkinoriHashimoto | 0:d8b95544d238 | 97 | } |
AkinoriHashimoto | 0:d8b95544d238 | 98 | |
AkinoriHashimoto | 0:d8b95544d238 | 99 | // ******************** FUNCTION SET ********************** |
AkinoriHashimoto | 0:d8b95544d238 | 100 | // RE & IS func-set -> b7-4: 001*. |
AkinoriHashimoto | 0:d8b95544d238 | 101 | // b3: dispLine; 1(2&4), 0(1&3). |
AkinoriHashimoto | 0:d8b95544d238 | 102 | // RE: b1, IS: b0. |
AkinoriHashimoto | 0:d8b95544d238 | 103 | void SO1602A::setRE() |
AkinoriHashimoto | 0:d8b95544d238 | 104 | { |
AkinoriHashimoto | 0:d8b95544d238 | 105 | this->cmd(0x2a); |
AkinoriHashimoto | 0:d8b95544d238 | 106 | return; |
AkinoriHashimoto | 0:d8b95544d238 | 107 | } |
AkinoriHashimoto | 0:d8b95544d238 | 108 | void SO1602A::clearRE() |
AkinoriHashimoto | 0:d8b95544d238 | 109 | { |
AkinoriHashimoto | 0:d8b95544d238 | 110 | this->cmd(0x28); |
AkinoriHashimoto | 0:d8b95544d238 | 111 | return; |
AkinoriHashimoto | 0:d8b95544d238 | 112 | } |
AkinoriHashimoto | 0:d8b95544d238 | 113 | // Extention Register; SD. |
AkinoriHashimoto | 0:d8b95544d238 | 114 | // RE setted, 0b 0111 100F. F= Flag; 0: OLED-cmd is disable. |
AkinoriHashimoto | 0:d8b95544d238 | 115 | // 1: enable. |
AkinoriHashimoto | 0:d8b95544d238 | 116 | void SO1602A::setSD() |
AkinoriHashimoto | 0:d8b95544d238 | 117 | { |
AkinoriHashimoto | 0:d8b95544d238 | 118 | this->cmd(0x79); |
AkinoriHashimoto | 0:d8b95544d238 | 119 | return; |
AkinoriHashimoto | 0:d8b95544d238 | 120 | } |
AkinoriHashimoto | 0:d8b95544d238 | 121 | void SO1602A::clearSD() |
AkinoriHashimoto | 0:d8b95544d238 | 122 | { |
AkinoriHashimoto | 0:d8b95544d238 | 123 | this->cmd(0x78); |
AkinoriHashimoto | 0:d8b95544d238 | 124 | return; |
AkinoriHashimoto | 0:d8b95544d238 | 125 | } |
AkinoriHashimoto | 0:d8b95544d238 | 126 | |
AkinoriHashimoto | 0:d8b95544d238 | 127 | // EOF |