spec | esp32 | esp32s2 |
---|---|---|
CPU | single core or dual core LX6 | single core LX7 |
SRAM | 520KB | 320KB |
ROM | 448KB | 128KB |
ext spi-ram support | 8MB | 128 MB total(not confirm) |
ext spi-flash support | 16MB | 1 GB(not confirm) |
GPIOs | 34 | 43 |
Cap Touch IO | 10 | 14 |
PKG | QFN48 66 or 55 or 7*7 | QFN56 7*7 |
WiFi | 802.11 b/g/n | 802.11 b/g/n and TOF(Time-of-Flight) |
BT | v4.2 BR/EDR/BLE | None |
LCD | None | 8/16/24bit parallel RGB/8080/6800 |
i2s | 2 | 1 |
DVP | 8 or 16-bit in i2s0 or i2s1 | 8 or 16-bit in i2s0 |
USB | None | Full speed USB OTG |
SDIO | Yes | None |
SPI | 4 | 4 |
ETH | Yes | None |