CHAPTER 14 PORT FUNCTIONS
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User’s Manual U14492EJ3V0UD
(b) Port CM mode control register (PMCCM)
This register can be read/written in 8-bit or 1-bit units.
7
0
PMCCM
6
0
5
0
4
0
3
PMCCM3
2
PMCCM2
1
PMCCM1
0
PMCCM0
Address
FFFFF04CH
Initial value
Note
00H/0FH
Note
00H: Single-chip mode 0
0FH: Single-chip mode 1, ROMless mode 0 or 1
Bit Position
Bit Name
Function
3
PMCCM3
Specifies operation mode of PCM3 pin.
0: I/O port mode
1: HLDRQ input mode
2
PMCCM2
Specifies operation mode of PCM2 pin.
0: I/O port mode
1: HLDAK output mode
1
PMCCM1
Specifies operation mode of PCM1 pin.
0: I/O port mode
1: CLKOUT output mode
0
PMCCM0
Specifies operation mode of PCM0 pin.
0: I/O port mode
1: WAIT input mode
Содержание V850E/IA1 mPD703116
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