您好!
我尝试使 TXB0104PW 与 STM32的3.3V SPI 和1.8V IMU ICM-20948一起工作、但没有成功。 我对引脚 B1 - B4进行了重新焊接、为 A1-A4提供了输入信号 (无论高、低或50%占空比脉冲如何)。 输出引脚上没有信号。 1.8和3.3电压连接正确。 请参阅随附的原理图。
谢谢、
Vasyl
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