This a OrCad PCB Schematic to a very simple ELM327 to uC board.Tested and ok. The board can suply 5V to any plataform from the cars suply. It uses 10 pin cable containing: +5V, GND, ELM RX, ELM TX, ELM BUSY and ELM RTS signals.-This is a OrCad PCB Sc

oled屏幕的驱动 用于stm32平台 oled测试接线图 GNG -GND VCC -3.3V~5.0V SCL -PA5 SDA -PA6 RST -PA7 D/C -PA12- drive oled oled screen test platform for stm32 wiring diagram GNG - GND VCC - 3.3V ~ 5.0V SCL - PA5 SDA - PA6 RST - PA7