unicore UM982eb - Interfaces

UM982eb User Manual
4 Interfaces UC-08-M31 EN R1.0
2 Interfaces
The dual-row 28 pins serve as the external interfaces of UM982eb, and the pin pitch is 2
mm. The interfaces can be directly connected to the J18 on Unicore HPL EVK-V5.0 board.
J6
CH71283V100
Figure 2-1 UM982eb Interfaces
Table 2-1 UM982eb Pin Description
No.
Pin Name
I/O
Description
1
SPIS_MOSI
I
Master Out / Slave In. This pin is used to receive
data in slave mode.
2
SPIS_CSN
I
Chip select pin for SPI slave
3
SPIS_CLK
I
Clock input pin for SPI slave
4
SPIS_SDRY
O
Interrupt output of SPI slave
5
LNA_PWR
I
Antenna feed voltage for LNA
6
VIN
I
Main power supply
7
SPIS_MISO
O
Master In / Slave Out. This pin is used to transmit
data in slave mode.
8
RXD3
I
COM3 input, can be used as CAN RXD, LVTTL
9
RESET_N
I
System reset, active low, and the active time should
be no less than 5 ms.