RT~
另外目前用designer工具在线调试,只有Rail#2有输入电压,Rail#1无电压,电路参考开发板设计,UCD9222+UCD7242,示波器量7242的Rail#1的FLT信号为高,Rail#2的为低,但模式均为不判断控制信号,始终自动运行配置参数。
请问是否有可能是UCD9222芯片故障,只有Rail#1一路的电路故障是否可能?
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