Model |
Master |
IO quantity |
Button IO |
USB chip |
USB interface function |
STAMP-C3 |
ESP32-C3 |
13 |
G3 |
CH9102 |
Download / Serial |
STAMP-C3U |
ESP32-C3 |
14 |
G9 |
/ |
Download / JTAG / CDC Serial |
Specifications |
Parameters |
ESP32-C3 |
32bit RISC-V single-core processor, clocked at 160 MHz |
Storage |
384KB ROM, 400KB SRAM, 8KB RTC SRAM, 4MB FLASH |
Wi-Fi |
2.4 GHz band supports 20 MHz and 40 MHz bandwidth, IEEE 802.11 b/g/n protocol, data rate up to 150 Mbps |
Bluetooth |
Bluetooth 5, Bluetooth mesh, rate support 125 Kbps, 500 Kbps, 1 Mbps, 2 Mbps |
Input voltage |
5V @ 500mA |
HMI |
Programmable physical button x 1, reset debugging button x 1, programmable RGB LED (SK6812) x 1 |
USB interface |
Type-C x1 |
Antenna Type |
2.4G 3D Antenna |
Module peripheral interface resources |
ADC, GPIO, SPI, UART, I2C, I2S, PWM, RMT, DMA, USB serial port, TWAI |
IO interface x14 |
G0, G1, G3, G4, G5, G6, G7, G8, G9, G1O, G18, G19, G21, G22 |
IO interface spacing |
2.54mm |
Net weight |
3.8g |
Product size |
34 x 20 x 4.6mm |
Packing size |
85 x 55mm sealing bag (translucent) |