M30870T-EPB User’s Manual
2. Setup
REJ10J0482-0300 Rev.3.00 February 16, 2006
Table 2.3 Switch settings of the M30870T-EPBM REV.C (JP1, SW1 to SW4)
Switch Switch
name
Setting
Description
VC
C
1
=2
VC
C
1
>2
(Factory-setting)
3.0 V
≤
VCC1 = VCC2
≤
5.5 V
JP1 VDDIO
VC
C
1
=2
VC
C
1
>2
4.8 V
≤
VCC1
≤
5.2 V and 3.0 V
≤
VCC2 < VCC1
AVCC
AVSS EXT
INT
(Factory-setting)
Connects pins AVCC and AVSS of the MCU to the user system.
SW1
AVCC
AVSS
AVCC
AVSS EXT
INT
Connects pin AVCC of the MCU to the internal power supply of the
emulator, and connects pin AVSS to the GND in the emulator.
(Factory-setting)
Connects pin P87 of the MCU to the user system.
SW2 P87
Connects pin P87 of the MCU to the sub-clock oscillator circuit
(32.768 kHz).
(Factory-setting)
Connects pin P86 of the MCU to the user system.
SW3 P86
Does not connect pin P86 of the MCU.
XOUT
NC
(Factory-setting)
Does not connect pin XOUT of the MCU.
SW4 XOUT
XOUT
NC
Connects pin XOUT of the MCU to the user system.
P87
XCIN
P87
XCIN
P86
NC
P86
NC
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