Interfaces - unicore UT986eb User Manual

2 Interfaces

The dual-row 28 pins serve as the external interfaces of the evaluation board and the
pin pitch is 2 mm. The interfaces can be directly connected to the J18 on Unicore HPL
EVK-V5.0 board.
Table 2-1 UT986 Pin Description
No. Pin Name
1 NC
2 NC
3 NC
4 NC
5 LNA_PWR
6 VIN
7 NC
8 RSV
9 RESET_N
10 NC
11 NC
12 NC
13 RSV
14 GND
15 TXD1
16 RXD1
17 GND
18 TXD2
4
Figure 2-1 UT986 Interface
I/O Description
- No connection inside
- No connection inside
- No connection inside
- No connection inside
I Antenna feed voltage for LNA
I Main power supply
- No connection inside
- Reserved
I System reset; active low
- No connection inside
- No connection inside
- No connection inside
- Reserved
- Ground
O COM1 output, LVTTL
I COM1 input, LVTTL
- Ground
O COM2 output, LVTTL
Interfaces UC-08-M37 EN R1.0