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bq40z60电路板调试的问题



大家好!

我根据sluub71中的电路图绘制了相关的电路板并焊接完毕。由于不需要DCDC,故相关DC-DC电路器件未焊接。在上电后,虽然已经P+与B+激活,但之后板子始终无法工作。电池电压16V,BAT脚电压为16V,PBI未见有电压输出,VCC端也无电压。用短接线与BAT电压拉高后,仍不能正常运行。表现为无通讯、且TS1端挂示波器未看到有温度采样脉冲。

请教下,如何调试板子可以顺利运行呢?有无相关的pin脚可以观测到IC是否工作?