Working i2c code for 128x64 Crius OLED Modul v1.0. Controller SSD1306. The OLED module must be modified for sending correct ACK signal.
Discussion here: http://developer.mbed.org/forum/libdev/topic/5402/
Diff: main.cpp
- Revision:
- 0:38a126729865
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Thu Mar 13 18:46:54 2014 +0000 @@ -0,0 +1,83 @@ +/* ============================================ +Modified Code from Crius +The CriusOLED Hardware MUST be modified for correct function of ACK +Copyright (c) 2014 Michael Ruck michael@ruck.com + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +=============================================== +*/ + +#include "mbed.h" +#include <time.h> +#include "CriusOLED.h" + + +//DigitalOut myled(D2); + +Serial pc(SERIAL_TX, SERIAL_RX); + +int main() +{ + time_t rawtime; + struct tm timeinfo; + struct tm * timeinfo2; + char buffer [6]; + char buffer2[60]; + + + // Initialize I2C and OLED Display + i2c.frequency(400000); + init_OLED(); + displayOn(); + reset_display(); + + + timeinfo.tm_year = 2014-1900; + timeinfo.tm_mon = 3-1; + timeinfo.tm_mday = 13; + + timeinfo.tm_hour=0; + timeinfo.tm_min=0; + timeinfo.tm_sec=0; + //timeinfo->tm_isds=0; // not implemented in mbed + + set_time(mktime(&timeinfo)); + pc.printf("%d\n\n", mktime(&timeinfo)); + + while(1) { + //myled != myled; + clear_display(); + sendImage(); + wait(1.0); + clear_display(); + sendStrXY("Code by M. Ruck",4,0); + wait(1.0); + //reset_display(); + clear_display(); + + rawtime = time(NULL); + timeinfo2 = localtime (&rawtime); + strftime (buffer2, 60, "%d.%m.%Y %H:%M:%S", timeinfo2); + pc.printf("%s\n",buffer2); + strftime (buffer,6,"%M:%S",timeinfo2); + printBigTime(buffer); + wait(4.0); + + } +}