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M3028BT2-CPE User's Manual
2.9 Changing Settings
2.9.1 MCU Power Supply Source Selection Jumper/MCU Power Supply Voltage Selection Jumper
These are the jumper switches to select power supply to the MCU and its power voltage. As shown in Table 2.5 below, set the
switch according to the connection to the user system.
Table 2.5 Setting jumper switches
MCU power supply
Connection to
the user system
Not connected
Connected
Note on Setting Jumper Switches:
Always shut OFF the emulator before changing the setting of the jumper switches, and connecting the cable.
Otherwise the internal circuit may cause a break.
REJ10J1457-0300 Rev.3.00 July 22, 2009
MCU power supply
source selection
voltage selection
jumper (JP1)
jumper (JP2)
INT
EXT
Supplied from the emulator. The MCU operating
3.3 V
voltage is 3.3 V.
Supplied from the emulator. The MCU operating
5.0 V
voltage is 5.0 V.
Supplied from the user system. This emulator
Invalid
consumes max. 500mA of electrical current from
the user system.
CAUTION
2. Setup
Description
Page 37 of 90
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