MC80F0424 Datasheet, PDF (119/135 Pages) List of Unclassifed Manufacturers – 8-BIT SINGLE-CHIP MICROCONTROLLERS

Preliminary
MC80F0424/0432/0448
DIP Switch and VR Setting
Before executing the user program, set up the EVA board according to the below configuration.
DIP S/W
➊^-
➋^-
Description
This connector is only used for a device over 32 PIN.
This connector is only used for a device under 32 PIN.
1
ON
Eva. select switch
ON/OFF Setting
Used for the MC80F0424/0432/0448.
Not used for the MC80F0424/0432/0448.
Must be ON position.
ON : MC80F0424/0432/0448 selection
OFF : other MCU selection
➌
SW2
ON
2
OFF
3
Use Eva. V_DD
AV_DD pin select switch
OFF
ON
Use User’s AV_DD
4 This switch select the /Reset source.
5 This switch select the X_OUT signal on/off.
➍
SW3
➎
SW4
This switch select Eva. B/D Power supply source.
MDS
MDS
1
USER
Use MDS Power
USER
Use User’s Power
1 This switch select the R22 or SX_OUT.
2 This switch select the R21 or SX_IN.
These switches select the AV_DD source.
ON & OFF : Use Eva. V_DD
OFF & ON : Use User AV_DD
Normally OFF.
EVA. chip can be reset by external user tar-
get board.
ON : Reset is available by either user target
system board or Emulator RESET switch.
OFF : Reset the MCU by Emulator RESET
switch. Does not work from user target
board.
Normally OFF.
MCU X_OUT pin is disconnected internally in
the Emulator. Some circumstance user
may connect this circuit.
ON : Output X_OUT signal
OFF : Disconnect circuit
Normally MDS.
This switch select Eva. B/D Power supply
source.
These switchs select the Normal I/O
port(off) or Sub-Clock (on).
ON : SX_OUT, SX_IN selection
OFF : R22, R21 selection
MAR. 2005 Ver 0.2
115