LAPIS Semiconductor ML7344, Quick Start Manual, Page: 6 / 14

Sub-GHz LSI Evaluation Kit Start Guide
FEXL_SubGHz_EVA_startguide-02
2
2.1. Control Board Setting
This section describes the control board setting.
Figure 1: Control Board Overview
Table 1: Detailed Description of Control Board
No. Symbol Name Function
Initial
configuration
1 JP1 Main power supply setup USB electric supply (1-2) and external electric
supply (2-3) 1-2
2 JP2 External electric supply setup to JP1 Power supply terminal J1 (1-2) and for uEASE
(2-3) 1-2
3 JP3 Evaluation board power supply setup A main power supply (1-2) and the power supply
terminal J1 (2-3) *1 1-2
4 JP4 RESET setup uEASE (1-2) and RESET SW (2-3) 2-3
5 JP5
(V-RF) Evaluation board power supply The consumption current of an evaluation board is
measured. short
6 JP6 DIO signal connection Connects DIO and MCU(short) *2 open
7 JP7 DCLK signal connection Connects DCLK and MCU (short) *2 open
8 JP8 No use Open *3 no jumper
9 SW SW General SW (future extension)
10 RESET RESET Hard reset button
11 J1 Power supply terminal Power supply connector
*1. *(2-3) is used when a test the voltage characteristic of an evaluation board.
*2. uses in DIO mode
（
future extension
）
*3. It may break, when it is made to Short with products.
1
9
2
3
4
7 SEG LED
5
7
6
8
11
10