积分:0分 关键词:Maxim,LCD driver, op amp, I/O port expander, contrast control, backlight-intensity control, digital-to-analog converter, DAC
积分:0分 关键词:Altera,CPLD,MAX II,MAX3000A,Microcontroller,I/O Expander
积分:0分 关键词: I/O Expander, LCD Bias Voltage, SMBu
积分:0分 关键词:DS4510,e I/O expander,DS4520 ,DS4550