ISM43907-L170-
EVB User’s Manual
DOC-907UM-2017-1.0
Confidential
Inventek Systems
Page 13
8.7 SPI
The ISM43907-L170-EVB board enables two channels of SPI function. The First channel
connects to J3 ((Pin16, Pin18, Pin20, & Pin22). The Second channel connects to J3 (Pin1, Pin3,
Pin5, & Pin7).
8.8 GPIO
The ISM43907-L170-EVB board release GPIO function.
The function is connecting to J2.
9.0 CONNECTORS
9.1 Power Supply Connector (Micro USB: P1)
The ISM43907-L170-EVB board can be powered from 5V DC power supply via the external Mini
USB connector (P1) or external power supply hole.
-Micro USB Connector (P1)
Pin
Description
Pin
Description
1
VBUS (5V)
4
NC
2
D- (connect to U1 pin 7)
5
GND
3
D+(connect to U1 pin 8)
Front View
9.2 Functional Pin Header
The ISM43907-L170-EVB board enables I2S, I2C, SPI, UART, PWM, BT_ADC, GPIO
function.