8通道ADC,设置为BIT_wise 两线模式, 设置pattern为aaa,理论上两线输出时,一对差分线是全1,一对差分线是全0。 但是实际用示波器测量时,两对差分线上都是全0。 还试了试其他测试pattern,但是输出结果都不对。求大神点拨点拨啊
datasheet上关于ADS5295的SPI配置上写到 :The serial data (on the SDATA pin) are latched at every SCLK falling edge when CS is active (low). The serial data are loaded into the register at every 24th SCLK rising edge when CS is low. 请问这个地方会不会有问题呢?
