Microcomputer User's Manual

Chapter 10 Appendices
154
Summary of Special Function Registers
Bit Symbol
Register
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Address
X’3FF2’
X’3FF1’
X’3FF0’
X’3FEF’
X’3FEE’
X’3FED’
X’3FEC’
X’3FEB’
X’3FEA’





IRQ3ICR
Disables to use
TM3ICR
TM4ICR
TM5ICR
Disables to use
Disables to use
IRQ2ICR
ADICR
Interrupt 
request flag
Interrupt 
request flag

Interrupt 
request flag
Interrupt 
request flag
Interrupt 
request flag
External interrupt
valid edge flag
ﾞ
Interrupt level flag
for timer 3 interrupt
Interrupt level flag
for timer 4 interrupt

Interrupt level flag
for timer 5 interrupt

Interrup 
enable flag
ﾞ
Interrupt 
enable flag
ﾞ
Interrupt 
enable flag
Interrupt
enable flag
Interrupt 
enable flag
IRQ2IE IRQ2IR
TM3IE
TM4IE
TM5IE
IRQ2LV1 IRQ2LV0
REDG2
Interrupt level flag
for external interrupt
Interrup level flag for
A/D interrupt

Reference 
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ADLV1 ADLV0
ADIE ADIR





WDIR
Watchdog interrupt
request flag
X’3FE0’
X’3FE1’
X’3FE2’
X’3FE3’
X’3FE4’
X’3FE5’
X’3FE6’
X’3FE7’
X’3FE8’
X’3FE9’
NMICR
Disables to use
IRQ0ICR
IRQ1ICR
Disables to use
Disables to use
TM2ICR
TBICR
SC0ICR
Disables to use
IRQ0LV1 IRQ0LV0
Interrup level flag for
external interrupt 
REDG0
External interrupt
valid edge flag
IRQ0IE IRQ0IR
Interrupt
enable flag

Interrupt 
request flag

Interrupt level flag
for external interrupt
External interrupt
valud edge flag

Interrupt 
enable flag

Interrupt
request flag
IRQ1LV1 IRQ1LV0 REDG1
IRQ1IE IRQ1IR
Interrupt level flag for
timer 2 interrupt
Interrupt 
enable flag

Interrupt 
request flag
TM2LV1 TM2LV0
TM2IE TM2IR
Interrupt level flag for 
time base interrupt
Interrupt 
enable flag

Interrupt 
request flag
TBLV1 TBLV0
TBIE
TBIR
Interrupt level flag for
serial 0 interrupt
Interrup 
enable flag
Interrupt 
request flag

SC0LV1 SC0LV0 SC0IE SC0IR

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