AcSiP S76S Manual page 7

d. Reset button
 Connected to MCU HW reset pin
 Active low (Pull low to trigger reset behavior).
e. I2C1 pins
 Supporting 100KHz, 400KHz and 1MHz.
f. BAT pins
 2-pin connector for a chargeable battery.
g. SMA-J Antenna Connector
 RF signal input
h. JTAG pins
 20-pin JTAG connector for ST-Link flashing & debugging FW.
i. XB External Pins (Pin1 to Pin10)
j. XB External Pins (Pin11 to Pin20)
k. XB Additional Breakout (Pin1 to Pin10)
l. XB Additional Breakout (Pin1 to Pin10)
 Pins definition reference is located at 2.2.2.
UART1 TX(PA9), RX(PA10) pins
UART4 TX(PA0), RX(PA1) pins
UART2 TX(PA2), RX(PA3) pins
UART5 TX(PC12), RX(PD2) pins
 Three standard serial port pins (UART2/4/5) for debugging
message input or output or data pins.
 UART1 TX RX pins converts to mini USB D+/D- by USB to UART IC.
SPI1 pins
 SCL, MISO, MOSI, NSS
 Up to 42 Mbps, it can either configure as Master or Slave mode.
ADC pins
 12-bit ADC in.
VCC & GND pins
 Test pins for measuring purpose.
S76S/S78S SDK Manual
Product
Name
C
Version
Doc No
May 3, 2017
Date
6 of 33
Page