NEC PD78F9488 User Manual
Page 65
CHAPTER 3 CPU ARCHITECTURE
User’s Manual U15331EJ4V1UD
65
Table 3-4. Special Function Registers (3/3)
Bit Unit for Manipulation
Address
Special Function Register (SFR) Name
Symbol
R/W
1 Bit
8 Bits 16 Bits
After
Reset
FF80H
A/D converter mode register 0
ADML0
√
√
−
FF84H
Analog input channel specification register 0
ADS0
√
√
−
00H
FFA0H
Serial interface buffer memory 0
SBMEM0
−
√
−
FFA1H
Serial interface buffer memory 1
SBMEM1
−
√
−
FFA2H
Serial interface buffer memory 2
SBMEM2
−
√
−
FFA3H
Serial interface buffer memory 3
SBMEM3
−
√
−
FFA4H
Serial interface buffer memory 4
SBMEM4
−
√
−
FFA5H
Serial interface buffer memory 5
SBMEM5
−
√
−
FFA6H
Serial interface buffer memory 6
SBMEM6
−
√
−
FFA7H
Serial interface buffer memory 7
SBMEM7
−
√
−
FFA8H
Serial interface buffer memory 8
SBMEM8
−
√
−
FFA9H
Serial interface buffer memory 9
SBMEM9
−
√
−
FFAAH Serial interface buffer memory A
SBMEMA
−
√
−
FFABH Serial interface buffer memory B
SBMEMB
−
√
−
FFACH Serial interface buffer memory C
SBMEMC
−
√
−
FFADH Serial interface buffer memory D
SBMEMD
−
√
−
FFAEH Serial interface buffer memory E
SBMEME
−
√
−
FFAFH
Serial interface buffer memory F
SBMEMF
−
√
−
Undefined
FFB0H
LCD mode register 0
LCDM0
√
√
−
FFB2H
LCD clock control register 0
LCDC0
√
√
−
FFB3H
LCD voltage boost control register 0
LCDVA0
R/W
√
√
−
00H
FFD0H
Multiplication data register A0
MRA0
−
√
−
FFD1H
Multiplication data register B0
MRB0
W
−
√
−
Undefined
FFD2H
Multiplier control register 0
MULC0
√
√
−
FFE0H
Interrupt request flag register 0
IF0
√
√
−
FFE1H
Interrupt request flag register 1
IF1
√
√
−
FFE2H
Interrupt request flag register 2
IF2
√
√
−
00H
FFE4H
Interrupt mask flag register 0
MK0
√
√
−
FFE5H
Interrupt mask flag register 1
MK1
√
√
−
FFE6H
Interrupt mask flag register 2
MK2
√
√
−
FFH
FFECH External interrupt mode register 0
INTM0
−
√
−
FFEDH External interrupt mode register 1
INTM1
−
√
−
FFF0H
Subclock oscillation mode register
SCKM
√
√
−
FFF2H
Subclock control register
CSS
√
√
−
FFF4H
Key return mode register 01
Note
KRM01
√
√
−
FFF5H
Key return mode register 00
KRM00
√
√
−
FFF9H
Watchdog timer mode register
WDTM
√
√
−
00H
FFFAH
Oscillation stabilization time selection register
OSTS
−
√
−
04H
FFFBH
Processor clock control register
PCC
R/W
√
√
−
02H
Note
µPD789489 and 78F9489 only