diff --git a/README.md b/README.md index 008ddcd3e..b2404b0b2 100644 --- a/README.md +++ b/README.md @@ -221,26 +221,43 @@ ESPxx Hardware - Reset is also named RSBT or REST (adding PullUp improves the stability of the Module) - GPIO2 is alternative TX for the boot loader mode -ESP01 example: - -![ESP01 connect](https://raw.githubusercontent.com/Links2004/Arduino/esp8266/docs/ESP01_connect.jpg) +###### esp to Serial +![ESP to Serial](https://raw.githubusercontent.com/Links2004/Arduino/esp8266/docs/ESP_to_serial.png) #### Minimal hardware Setup for Bootloading only #### ESPxx Hardware -| PIN | Resistor | Serial Adapter | -| ------------- | -------- | -------------- | -| VCC | | VCC (3.3V) | -| GND | | GND | -| TX or GPIO2 | | RX | -| RX | | TX | -| GPIO0 | | GND | +| PIN | Resistor | Serial Adapter | +| ------------- | -------- | --------------- | +| VCC | | VCC (3.3V) | +| GND | | GND | +| TX or GPIO2 | | RX | +| RX | | TX | +| GPIO0 | | GND | | Reset | | RTS* | -| GPIO15 | PullDown | | -| CH_PD | PullUp | | +| GPIO15 | PullDown | | +| CH_PD | PullUp | | * Note - if no RTS is used a manual power toggle is needed + +#### Minimal hardware Setup for running only #### + +ESPxx Hardware + +| PIN | Resistor | Power supply | +| ------------- | -------- | --------------- | +| VCC | | VCC (3.3V) | +| GND | | GND | +| GPIO0 | PullUp | | +| GPIO15 | PullDown | | +| CH_PD | PullUp | | + +###### minimal +![ESP min](https://raw.githubusercontent.com/Links2004/Arduino/esp8266/docs/ESP_min.png) + +###### improved stability +![ESP improved stability](https://raw.githubusercontent.com/Links2004/Arduino/esp8266/docs/ESP_improved_stability.png) ### Issues and support ###