Fanstel BlueFan BT680E, Manual

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BlueFan BT680F/E/T BLE5 Module
10
Pin Functions
BT680F module has 16 castellated pins for product needing limited GPIOs and additional 24 Land
Grid Array (LGA) pins.
All Toshiba TC35680-FSG GPIO pins are accessible. GPIO pins can be configured by firmware as
UART, SPI, I
2
C, ADC, or PWM pins. The followings are configurable examples. For additional
examples of configuration, please refer to Toshiba data sheets.
Pin pin name Descriptions
1 GPIO8 GPIO8, configured as I2C-SDA on evaluation board.
2 GPIO7 GPIO7, configured as I2C-SCL on evaluation board
3 XOUT Connection for external 32.768 kHz sleep clock
4 XIN Connection for external 32.768 kHz sleep clock
5 GPIO0 GPIO 0
6 GPIO1 GPIO 1
7 GPIO2 GPIO 2 or PWM 1
8 GPIO15 GPIO 15
9 VDD VDD, 1.9 to 3.6V DC power supply
10 GND Ground
11 GPIO9 GPIO 9 or ADC 3
12 GPIO10 GPIO 10 or ADC 4
13 GPIO11 GPIO 11 or SPI-DOUT 2 or I2C-SCL 2.
14 RESETX Hardware reset input, low to reset.
15 SWDCLK Serial Wire Debug clock pin
16 SWDIO Serial Wire Debug data pin
A0 GND0 Ground
A1 NC
A2 NC
A3 NC
A4 GPIO12 GPIO 12 or SPI-DIN 2 or I2C-SCL 2
A5 GPIO13
GPIO 13 or SPI-SCS 2 or UART 1 RTSX
B0 GND1 Ground