Espressif Systems ESP32-LyraTD-SYNA User Manual page 9

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4. The SPI Download configuration on the ESP32 Download Tool is shown in Figure
2-3. Select "80 MHz" for "SPI SPEED"; select "DIO" for "SPI MODE"; and select
"128 Mbit" for "FLASH SIZE".
5. Select the COM port in line with the one used by the PC; select "1152000" as a baud
rate.
6. Click the "START" button on the ESP32 Flash Download Tool to start downloading
the firmware.
7. Wait for the download to finish. See Figure 2-4.
Espressif
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Figure 2-3. Flashing Configuration
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Figure 2-4. Downloading Firmware
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2. Configuring for AVS
2019.09