Switches - Renesas MCU Board for PC4400 Emulator System M34282T5-OPT User Manual

4.3 Switches

Figure 4.2 shows the locations of switches of the M34282T5-OPT and Tables 4.2 and 4.3 list the
functions of each switch and its factory-settings.
Figure 4.2 Switch locations
Table 4.2 Functions of switches (1/2)
Switch
SW1
SW2
SW3
SW4
Switch setting
VDD
OFF
ON OFF
VDD
ON
ON OFF
CPUSE0
H
L
L
CPUEL0
H
H
L
CPUSEL1
H
H
L
OFF
OFF
ON
OFF
ON
ON
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Description
Does not output the V
DD
M34282T5-OPT to the target system.
Outputs the V from the M34282T5-
DD
OPT to the target system.
Sets the ROM type of MCU.
For M1: "L"
For M2: "H"
This switch is not used.
Do not change the CPUSEL1 setting.
The pulldown resistors of ports G
and G are OFF.
1
The pulldown resistors of ports G
and G are ON.
1
Factory-setting
from the
OFF
H
H
0
OFF
0