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GPIO Open Drain

Posted: Sun Apr 17, 2016 9:03 pm
by berkutta
Hi community!

Is there any Documentation on how to set a GPIO Port to Open Drain? Couldn't find anything in the SDK PDF. Can anyone help me for that?



Re: GPIO Open Drain

Posted: Wed Apr 20, 2016 9:37 pm
by berkutta

Re: GPIO Open Drain

Posted: Thu Apr 21, 2016 10:25 am
by ESP_Faye

Please refer to the SDK/driver_lib/i2c_master.c, function i2c_master_gpio_init.

Thanks for your interest in ESP8266 !