128x64 oled
SeeedOLED.cpp@0:1ec2545f0516, 2014-04-01 (annotated)
- Committer:
- loovee
- Date:
- Tue Apr 01 07:01:20 2014 +0000
- Revision:
- 0:1ec2545f0516
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Who changed what in which revision?
User | Revision | Line number | New contents of line |
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loovee | 0:1ec2545f0516 | 1 | /* |
loovee | 0:1ec2545f0516 | 2 | SeeedOLED.cpp - SSD130x OLED Driver Library |
loovee | 0:1ec2545f0516 | 3 | 2011 Copyright (c) Seeed Technology Inc. All right reserved. |
loovee | 0:1ec2545f0516 | 4 | |
loovee | 0:1ec2545f0516 | 5 | Author: Visweswara R |
loovee | 0:1ec2545f0516 | 6 | |
loovee | 0:1ec2545f0516 | 7 | This library is free software; you can redistribute it and/or |
loovee | 0:1ec2545f0516 | 8 | modify it under the terms of the GNU Lesser General Public |
loovee | 0:1ec2545f0516 | 9 | License as published by the Free Software Foundation; either |
loovee | 0:1ec2545f0516 | 10 | version 2.1 of the License, or (at your option) any later version. |
loovee | 0:1ec2545f0516 | 11 | |
loovee | 0:1ec2545f0516 | 12 | This library is distributed in the hope that it will be useful, |
loovee | 0:1ec2545f0516 | 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
loovee | 0:1ec2545f0516 | 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
loovee | 0:1ec2545f0516 | 15 | Lesser General Public License for more details. |
loovee | 0:1ec2545f0516 | 16 | |
loovee | 0:1ec2545f0516 | 17 | You should have received a copy of the GNU Lesser General Public |
loovee | 0:1ec2545f0516 | 18 | License along with this library; if not, write to the Free Software |
loovee | 0:1ec2545f0516 | 19 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
loovee | 0:1ec2545f0516 | 20 | */ |
loovee | 0:1ec2545f0516 | 21 | |
loovee | 0:1ec2545f0516 | 22 | #include <mbed.h> |
loovee | 0:1ec2545f0516 | 23 | #include "SeeedOLED.h" |
loovee | 0:1ec2545f0516 | 24 | |
loovee | 0:1ec2545f0516 | 25 | // 8x8 Font ASCII 32 - 127 Implemented |
loovee | 0:1ec2545f0516 | 26 | // Users can modify this to support more characters(glyphs) |
loovee | 0:1ec2545f0516 | 27 | // BasicFont is placed in code memory. |
loovee | 0:1ec2545f0516 | 28 | |
loovee | 0:1ec2545f0516 | 29 | extern I2C i2c; |
loovee | 0:1ec2545f0516 | 30 | void SeeedOLED::init(void) |
loovee | 0:1ec2545f0516 | 31 | { |
loovee | 0:1ec2545f0516 | 32 | sendCommand(SeeedOLED_Display_Off_Cmd); //display off |
loovee | 0:1ec2545f0516 | 33 | wait_ms(5); |
loovee | 0:1ec2545f0516 | 34 | sendCommand(SeeedOLED_Display_On_Cmd); //display on |
loovee | 0:1ec2545f0516 | 35 | wait_ms(5); |
loovee | 0:1ec2545f0516 | 36 | sendCommand(SeeedOLED_Normal_Display_Cmd); //Set Normal Display (default) |
loovee | 0:1ec2545f0516 | 37 | } |
loovee | 0:1ec2545f0516 | 38 | |
loovee | 0:1ec2545f0516 | 39 | void SeeedOLED::sendCommand(unsigned char command) |
loovee | 0:1ec2545f0516 | 40 | { |
loovee | 0:1ec2545f0516 | 41 | unsigned char dta[] = {SeeedOLED_Command_Mode, command}; |
loovee | 0:1ec2545f0516 | 42 | i2c.write(SeeedOLED_Address<<1, (const char *)dta, 2); |
loovee | 0:1ec2545f0516 | 43 | } |
loovee | 0:1ec2545f0516 | 44 | |
loovee | 0:1ec2545f0516 | 45 | void SeeedOLED::setBrightness(unsigned char Brightness) |
loovee | 0:1ec2545f0516 | 46 | { |
loovee | 0:1ec2545f0516 | 47 | sendCommand(SeeedOLED_Set_Brightness_Cmd); |
loovee | 0:1ec2545f0516 | 48 | sendCommand(Brightness); |
loovee | 0:1ec2545f0516 | 49 | } |
loovee | 0:1ec2545f0516 | 50 | |
loovee | 0:1ec2545f0516 | 51 | void SeeedOLED::setHorizontalMode() |
loovee | 0:1ec2545f0516 | 52 | { |
loovee | 0:1ec2545f0516 | 53 | addressingMode = HORIZONTAL_MODE; |
loovee | 0:1ec2545f0516 | 54 | sendCommand(0x20); //set addressing mode |
loovee | 0:1ec2545f0516 | 55 | sendCommand(0x00); //set horizontal addressing mode |
loovee | 0:1ec2545f0516 | 56 | } |
loovee | 0:1ec2545f0516 | 57 | |
loovee | 0:1ec2545f0516 | 58 | void SeeedOLED::setPageMode() |
loovee | 0:1ec2545f0516 | 59 | { |
loovee | 0:1ec2545f0516 | 60 | addressingMode = PAGE_MODE; |
loovee | 0:1ec2545f0516 | 61 | sendCommand(0x20); //set addressing mode |
loovee | 0:1ec2545f0516 | 62 | sendCommand(0x02); //set page addressing mode |
loovee | 0:1ec2545f0516 | 63 | } |
loovee | 0:1ec2545f0516 | 64 | |
loovee | 0:1ec2545f0516 | 65 | |
loovee | 0:1ec2545f0516 | 66 | void SeeedOLED::setTextXY(unsigned char Row, unsigned char Column) |
loovee | 0:1ec2545f0516 | 67 | { |
loovee | 0:1ec2545f0516 | 68 | sendCommand(0xB0 + Row); //set page address |
loovee | 0:1ec2545f0516 | 69 | sendCommand(0x00 + (8*Column & 0x0F)); //set column lower address |
loovee | 0:1ec2545f0516 | 70 | sendCommand(0x10 + ((8*Column>>4)&0x0F)); //set column higher address |
loovee | 0:1ec2545f0516 | 71 | } |
loovee | 0:1ec2545f0516 | 72 | |
loovee | 0:1ec2545f0516 | 73 | void SeeedOLED::sendData(unsigned char Data) |
loovee | 0:1ec2545f0516 | 74 | { |
loovee | 0:1ec2545f0516 | 75 | unsigned char dta[] = {SeeedOLED_Data_Mode, Data}; |
loovee | 0:1ec2545f0516 | 76 | |
loovee | 0:1ec2545f0516 | 77 | i2c.write(SeeedOLED_Address<<1, (const char*)dta, 2); |
loovee | 0:1ec2545f0516 | 78 | } |
loovee | 0:1ec2545f0516 | 79 | |
loovee | 0:1ec2545f0516 | 80 | |
loovee | 0:1ec2545f0516 | 81 | void SeeedOLED::setNormalDisplay() |
loovee | 0:1ec2545f0516 | 82 | { |
loovee | 0:1ec2545f0516 | 83 | sendCommand(SeeedOLED_Normal_Display_Cmd); |
loovee | 0:1ec2545f0516 | 84 | } |
loovee | 0:1ec2545f0516 | 85 | |
loovee | 0:1ec2545f0516 | 86 | SeeedOLED oled; // Preinstantiate Objects |