BPI-Bit-S2 development board is a successor to BPI:Bit, inheriting most of the core hardware functions.Support Webduino, Arduino, MicroPython programming environment suitable for STEAM education.
key features：
ESP32-S2
25 full-color LED lights
1 temperature sensor
1 buzze
2 photosensitive sensors
Two on the front and one programmable button on the back
Type-C USB interface
size 5x5cm
The Goldfinger definition is fully compatible with Micro: Bit
BPI-Bit-S2 Hardware interface：
| BPI-Bit-S2 specification | |
|---|---|
| SoC | ESP32-S2FN4R2，Xtensa® 32 bit LX7 Single-Core Processer |
| frequency | 240MHz MAX |
| operating temperature | -40℃~+85℃ |
| ROM | 128 KB |
| SRAM | 320 KB |
| FLASH ROM | 4 MB |
| PSRAM | 2 MB |
| WIFI | IEEE 802.11 b/g/n ，2.4Ghz |
| GPIO | 19 available GPIO pins have been introduced and peripheral functions are available：ADC,TOUCH,PWM,SPI,I2C,I2S,Pulse counter, RMT,TWAI® Controller,SD/MMC,LCD_CAMERA |
| external crystal | 40Mhz |
| Buzzer | 8.5x8.5mm buzzer |
| LED | 25 Series full color LED lamp, single line GPIO control; 1 monochrome LED, CONTROLLED by GPIO |
| photosensitive sensor | 2 photosensitive sensor |
| photosensitive sensor | 1 photosensitive sensor |
| IO | 19pins 19 pin Goldfinger IO(Compatible with Micro :bit accessories )，Crocodile clip bayonet with 19 pin contacts on the back |
| Key | 2 Programmable buttons，1 BOOT botton，1 reset key |
| USB | USB Type-C interface，full speed USB OTG,USB-ACM |
| operating voltage | 3.3V |
| Power | USB Type-C input 5V，or Goldfinger IO input 3.3V power supply |
| size | 5 * 5 cm |
Goldfinger GPIP define:
BPI-Bit-S2 Gold finger GPIO is defined to be compatible with Micro :Bit. GPIO expansion board accessories can be used with Micro: Bit.
Welcome for OEM&ODM , we full support STEAM education project
Online wiki documents: https://wiki.banana-pi.org/BPI-Bit-S2
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