香蕉派 BPI-Centi-S3

香蕉派 BPI-Centi-S3 硬件规格
SoC	ESP32-S3, Xtensa® 32-bit LX7 dual-core processor
Clock Frequency	240MHz MAX
Internal ROM	384 KB
Internal SRAM	320 KB
Onboard FLASH ROM	8MB
On-chip PSRAM	2MB
WIFI	IEEE 802.11 b/g/n, 2.4Ghz frequency band, 150Mbps
bluetooth	Bluetooth 5, Bluetooth mesh
External crystal oscillator	40Mhz
RTC and LowPower Management	Power Management Unit (PMU) Ultra-Low-Power Coprocessor(ULP)
GPIO	9 available GPIOs have been exported to the SH socket
Support Peripherals	I2C, SPI, PWM, UART, RMT, I2S, SD
SH 1mm socket	1 * 4Pin, 2 * 6Pin
USB	1 * Full Speed USB 2.0 OTG, Type-C Female
USB Serial/JTAG Controller	1, USB full speed standard, CDC-ACM, JTAG
TFT LCD size	1.9 inches
TFT LCD resolution	170 * 320 RGB
TFT LCD control chip	ST7789V3
TFT LCD interface	8bit 8080 parallel port
Encoder	1 * Incremental Rotary Encoder, support pressing function
Buzzer	1
Color LED	1 * WS2812 2020 LED
Button	RST Button, BOOT Button
Screw Holes	2 * M3 Screw Holes
Machine working temperature	-20℃ ~ +60℃
Working voltage	3.3V
USB input voltage	3.3V~5.5V
Maximum discharge current	[email protected] DC/DC
Battery connector	MX 1.25mm 2-Pin
USB charging	Support
Maximum charging current	500mA

BPI-Centi-S3 外设的引脚定义
RST button	RST(CHIP_PU)
BOOT button	GPIO0
BAT_ADC battery voltage detection	GPIO1
Buzzer	GPIO36
EC_KEY Rotary Encoder	GPIO35
EC_A Rotary Encoder	GPIO37
EC_B Rotary Encoder	GPIO47
WS2812B-2020	GPIO48

¶ BPI-Centi-S3 介绍