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- Mon Apr 24, 2023 2:32 am
- Forum: Hardware
- Topic: LCD_CAM + GDMA external RAM bottleneck (ESP32-S3)
- Replies: 0
- Views: 795
LCD_CAM + GDMA external RAM bottleneck (ESP32-S3)
Hi all, I am experiencing some issues with higher pixel clock rates (40MHz+) with the LCD_CAM module on ESP32-S3. I am using the GDMA controller to copy a frame of around 5M pixels from LCD_CAM into external PSRAM memory (octal SPI, 80MHz). Sometimes, a small number of pixels will sometimes be "miss...