Thursday, June 12, 2014

wifi to serial module


this will be fun to play with

Product Name:

HC-21 Embed WIFI to Serial Port Wireless Module UART

1: working voltage 3.3 V + / - 0.3 V.
2: an average of 420 mw power consumption.
3: work humidity 5% ~ 5% (no condensation).
4: working temperature and 55 ℃ ~ + 125 ℃.
5: overall size 20 mm *37 mm.
6: interface type standard 3.3 VTTL level, UART interface.










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1 comment:

  1. Any progress yet? I connected an HC-05 Bluetooth module to my HC-21, but I cannot get an AT response ...

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