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boards/esp32-wrover-kit/doc: Restore center alignment of tables

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Marian Buschsieweke 2021-10-13 14:56:28 +02:00
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boards/esp32-wrover-kit/doc.txt
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@ -79,6 +79,8 @@ These abbreviations are used in subsequent tables:
*SDC* = SD-Card interface is used (module **sdcard_spi** is enabled)<br>
*CAM* = Camera is plugged in/used
<center>
| Function | None | SDC | CAM | SDC + CAM | Remarks | Configuration |
|:----------------------|-----------|-----------|-----------|-----------|:------------------------------|-------------------------------|
| `ADC_LINE(0)` | `GPIO34` | `GPIO34` | - | - | `CAMERA_D6` | \ref esp32_adc_channels |
@ -122,8 +124,12 @@ These abbreviations are used in subsequent tables:
| `CAMERA_SIO_C` | - | - | `GPIO27` | `GPIO27` | | |
| `CAMERA_RESET` | - | - | `GPIO0` | `GPIO0` | | |
</center>
Following table shows the default board configuration sorted by GPIOs.
<center>
| Pin | None | SDC | CAM | SDC+CAM | Remarks |
|:-------|:-----------------------|:--------------------|:--------------------|:---------------------------|:-----|
| GPIO0 | PWM_DEV(0):0 / LED0 | PWM_DEV(0):0 / LED0 | CAMERA_RESET | CAMERA_RESET | |
@ -159,6 +165,8 @@ Following table shows the default board configuration sorted by GPIOs.
| GPIO36 | ADC_LINE(2) | ADC_LINE(2) | ADC_LINE(2) | CAMERA_D4 | |
| GPIO39 | ADC_LINE(3) | ADC_LINE(3) | ADC_LINE(3) | CAMERA_D5 | |
</center>
@note
- SPI_DEV(0) uses the HSPI interface with the GPIO2 pin as the MISO signal.
Since GPIO2 has bootstrapping functionality, it might be necessary to to