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First sample PCB failed

A project log for CP2102 USB To UART converter that support ESP8266

A CP2102 3.3V USB To UART converter support 400mA+ current. Good for upload firmware fo ESP8266

yancanyancan • 02/06/2015 at 08:08•0 Comments

I forgot to pull high the pin CH_EN for ESP8266. Can't upload firmware directly. I make two jumpwires then the board works like a charm.
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The jumpwires for the first PCB

02/06/2015 at 08:22 • 0 comments

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