NEC 78K0 User Manual page 83

Address Special Function Register (SFR) Name
FFB2H 16-bit timer capture/compare register 001
FFB3H
FFB4H 16-bit timer capture/compare register 011
FFB5H
FFB6H 16-bit timer mode control register 01
FFB7H Prescaler mode register 01
FFB8H Capture/compare control register 01
FFB9H 16-bit timer output control register 01
FFBAH 16-bit timer mode control register 00
FFBBH Prescaler mode register 00
FFBCH Capture/compare control register 00
FFBDH 16-bit timer output control register 00
FFBEH Low-voltage detection register
FFBFH Low-voltage detection level selection register
FFE0H Interrupt request flag register 0L
FFE1H Interrupt request flag register 0H
FFE2H Interrupt request flag register 1L
FFE3H Interrupt request flag register 1H
FFE4H Interrupt mask flag register 0L
FFE5H Interrupt mask flag register 0H
FFE6H Interrupt mask flag register 1L
FFE7H Interrupt mask flag register 1H
FFE8H Priority specification flag register 0L
FFE9H Priority specification flag register 0H
FFEAH Priority specification flag register 1L
FFEBH Priority specification flag register 1H
FFF0H Internal memory size switching register
FFF4H Internal expansion RAM size switching register
FFF8H Memory expansion wait setting register
FFFBH Processor clock control register
µ
Notes 1. PD780146, 780148, and 78F0148 only.
2. The default value of IMS and IXS are fixed (IMS = CFH, IXS = 0CH) in all 78K0/KF1 products regardless
of the internal memory capacity. Therefore, set the following value to each product.
µ
PD780143
µ
PD780144
µ
PD780146
µ
PD780148
µ
PD78F0148
CHAPTER 3 CPU ARCHITECTURE
Table 3-5. Special Function Register List (4/4)
Symbol
Note 1
CR001
Note 1
CR011
Note 1
TMC01
Note 1
PRM01
Note 1
CRC01
Note 1
TOC01
TMC00
PRM00
CRC00
TOC00
LVIM
LVIS
IF0
IF1
*
MK0
MK1
PR0
PR1
Note 2
IMS
Note 2
IXS
MM
PCC
IMS
C6H
C8H
CCH
CFH
Value corresponding to mask ROM version
User's Manual U15947EJ2V0UD
R/W Manipulatable Bit Unit
1 Bit 8 Bits
−
R/W
−
R/W
√
R/W
√
R/W
√
R/W
√
R/W
√
R/W
√
R/W
√
R/W
√
R/W
√
R/W
−
R/W
√
IF0L R/W
√
IF0H R/W
√
IF1L R/W
√
IF1H R/W
√
MK0L R/W
√
MK0H R/W
√
MK1L R/W
√
MK1H R/W
√
PR0L R/W
√
PR0H R/W
√
PR1L R/W
√
PR1H R/W
−
R/W
−
R/W
√
R/W
√
R/W
IXS
0CH
0AH
After
Reset
16 Bits
− √
0000H
− √
0000H
√ −
00H
√ −
00H
√ −
00H
√ −
00H
√ −
00H
√ −
00H
√ −
00H
√ −
00H
√ −
00H
√ −
00H
√ √
00H
√
00H
√ √
00H
√
00H
√ √
FFH
√
FFH
√ √
FFH
√
DFH
√ √
FFH
√
FFH
√ √
FFH
√
FFH
√ −
CFH
√ −
0CH
√ −
10H
√ −
00H
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