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12 | 12 | author: 'Karl Söderby'
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13 | 13 | ---
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14 | 14 |
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15 |
| -The **Arduino Nano ESP32** is the first Arduino to feature an ESP32 SoC, based on the [ESP32-S3](https://www.espressif.com/en/products/socs/esp32-s3). This SoC is found inside the **u-blox® NORA-W106** module and provides both Bluetooth® & Wi-Fi® connectivity, as well as embedding an antenna. |
| 15 | +The **Arduino Nano ESP32** is the first Arduino to feature an ESP32 SoC as its main microcontroller, based on the [ESP32-S3](https://www.espressif.com/en/products/socs/esp32-s3). This SoC is found inside the **u-blox® NORA-W106** module and provides both Bluetooth® & Wi-Fi® connectivity, as well as embedding an antenna. |
16 | 16 |
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17 | 17 | 
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18 | 18 |
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@@ -149,16 +149,16 @@ The Nano ESP32 has 14 digital pins (D0-D13), that can be read by using `digitalR
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149 | 149 | | D12/CIPO | Digital | **SPI** Controller In Peripheral Out |
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150 | 150 | | D11/COPI | Digital | **SPI** Controller Out Peripheral In |
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151 | 151 | | D10 | Digital | GPIO |
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152 |
| -| D9 | Digital | GPIO | |
153 |
| -| D8 | Digital | GPIO | |
| 152 | +| D9 | Digital | GPIO & RX1 | |
| 153 | +| D8 | Digital | GPIO & TX1 | |
154 | 154 | | D7 | Digital | GPIO |
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155 | 155 | | D6 | Digital | GPIO |
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156 | 156 | | D5 | Digital | GPIO |
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157 | 157 | | D4 | Digital | GPIO |
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158 | 158 | | D3 | Digital | GPIO |
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159 | 159 | | D2 | Digital | GPIO |
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160 |
| -| D0/RX | Digital | GPIO 0 / **UART** Receiver (RX) | |
161 |
| -| D1/TX | Digital | GPIO 1 / **UART** Transmitter (TX) | |
| 160 | +| D0/RX | Digital | GPIO 0 / **UART** Receiver (RX0) | |
| 161 | +| D1/TX | Digital | GPIO 1 / **UART** Transmitter (TX0) | |
162 | 162 |
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163 | 163 | Note that all analog pins can be used as digital pins as well, but not vice versa.
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164 | 164 |
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@@ -197,7 +197,7 @@ To enter bootloader mode (chip boot mode), you can use either the BOOT0 (B0) or
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197 | 197 |
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198 | 198 | 
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199 | 199 |
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200 |
| -Shorting these to GND + pressing the reset button will enter a bootloader mode. Note that while shorting these pins, a corresponding LED will light up (blue for ) |
| 200 | +Shorting these to GND + pressing the reset button will enter a bootloader mode. Note that while shorting these pins, a corresponding Blue LED will light up. |
201 | 201 |
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202 | 202 | You can read more about different this in the [Strapping Pins section](https://www.espressif.com/sites/default/files/documentation/esp32-s3_datasheet_en.pdf#page=23) in the ESP32-S3's datasheet.
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203 | 203 |
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