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Chapter 17 Appendices
XVII - 6
Special Function Registers List
I/O Wait Setup
Clock Switching
Watchdog Time-out
Period Setup
Internal ROM/External Memory Switching
X'3F00'
X'3F01'
X'3F02'
X'3F03'
X'3F05'
X'3F0E'
X'3F0A'
X'3F0B'
X'3F10'
X'3F11'
X'3F12'
X'3F15'
X'3F16'
Address
CPUM
MEMCTR
WDCTR
AREACTR
CSMD01
RCCTR
SBNKR
DBNKR
P0OUT
P1OUT
P2OUT
P5OUT
P6OUT
Register
Bus mode
selection
Oscillation Control
Fixed Wait Setup
Wait mode selectionWait mode selection
Bank for Source
Address Setup
Bank for Destination
Address Setup
Bit Symbol / Initial Value / Description
Port 0 Output Data
Port 6 Output Data
Bit 4
OSCDBL
EXMEM
Switch
Memory
WDTC1
The lowest value for clear Setup
CS5EXT
CS1W0
-
P0OUT4
-
-
P1OUT4
P5OUT4
P6OUT4
P2OUT4
Bit 3
STOP
STOP mode
Setup
EXWH
Switch
Wait
WDTC0
CS4EXT
-
-
P0OUT3
-
-
P1OUT3
P5OUT3
P6OUT3
P2OUT3
Bit 2
HALT
HALT Mode
Setup
IRWE
Software Writes
Setup
WDTS1
CS3EXT
CS0W2
P0OUT2
RC2EN
-
-
P1OUT2
Port 1 Output Data
P5OUT2
Port 5 Output Data
P6OUT2
P2OUT2
Bit 1
OSC1
EXW1
WDTS0
CS2EXT
CS0W1
P0OUT1
ROM Correction Control
RC1EN
SBA1
DBA1
P1OUT1
P5OUT1
P6OUT1
P2OUT1
Bit 0
OSC0
EXW0
WDEN
WDT
Activation
CS1EXT
CS0W0
P0OUT0
RC0EN
SBA0
DBA0
P1OUT0
P5OUT0
P6OUT0
P2OUT0
II - 21
II - 25
II - 16
II - 17
II - 32
IV - 7
Page
II - 18
IX - 3
II - 28
II - 28
IV - 13
IV - 22
IV - 27
IV - 18
Bit 7
SOSCDBL
IOW1
-
CS8EXT
CS1MD
-
-
-
-
-
P2OUT7
Port 2
Output Data
Port 2 Output Data
P6OUT7
-
Bit 6
OSCSEL1
IOW0
-
CS7EXT
CS1W2
-
P0OUT6
-
-
-
P6OUT6
-
-
Bit 5
OSCSEL0
IVBM
Interrupt Vector
Address
WDTC2
CS6EXT
CS1W1
-
P0OUT5
-
-
-
P6OUT5
-
-
X'3F06' CSMD23
Bus mode
selection
Bus mode
selection
Wait mode selectionWait mode selection
CS3W0 CS2MD CS2W2 CS2W1 CS2W0
II - 18
CS3MD CS3W2 CS3W1
X'3F07' CSMD45
Bus mode
selection
Bus mode
selection
Wait mode selectionWait mode selection
CS5W0 CS4MD CS4W2 CS4W1 CS4W0
II -18
CS5MD CS5W2 CS5W1
X'3F08' CSMD67
Bus mode
selection
Bus mode
selection
Wait mode selectionWait mode selection
CS7W0 CS6MD CS6W2 CS6W1 CS6W0
II - 18
CS7MD CS7W2 CS7W1
X'3F09' CSMD89
Set always
to "1"
Bus mode
selection
Wait mode selectionWait mode selection
CS9W0 CS8MD CS8W2 CS8W1 CS8W0
II - 18
Reserved CS9W2 CS9W1
Port 7 Output DataX'3F17
X'3F18
P7OUT
P8OUT
P7OUT7
P8OUT7
P7OUT6
P8OUT6
P7OUT5
P8OUT5
P7OUT4
P8OUT4
P7OUT3
P8OUT3
P7OUT2
P8OUT2
P7OUT1
P8OUT1
P7OUT0
P8OUT0
IV - 38
IV - 31
Port 8 Output Data
17-2 Special Function Registers List