W78ERD2_07 Datasheet, PDF (27/76 Pages) Winbond – 8-BIT MICROCONTROLLER

W78ERD2/W78ERD2A
Accumulator
Bit:
7
ACC.7
6
ACC.6
5
ACC.5
4
ACC.4
3
ACC.3
2
ACC.2
1
ACC.1
0
ACC.0
Mnemonic: ACC
Address: E0h
ACC.7-0: The A (or ACC) register is the standard 8052 accumulator.
Port 4
Bit:
7
6
5
4
3
2
1
0
-
-
-
- P4.3/INT2 P4.2/INT3 P4.1
P4.0
Mnemonic: ACC
Address: E8h
P4.3-0: Port 4 is a bi-directional I/O port with internal pull-ups.
BIT
7–4
3
2
1
0
NAME
FUNCTION
- Reserved
P4.3 _{Port 4 Data bit which outputs to pin P4.3 in mode 0, or external interrupt INT2 .}
P4.2 Port 4 Data bit which outputs to pin P4.2 in mode 0, or external interrupt INT3 .
P4.1 Port 4 Data bit which outputs to pin P4.1 in mode 0.
P4.0 Port 4 Data bit which outputs to pin P4.0 in mode 0.
PCA Counter Low Register
Bit:
7
6
CL.7 CL.6
Mnemonic: CL
5
CL.6
4
CL.4
Address: E9h
3
CL.3
2
CL.2
1
CL.1
0
CL.0
PCA Module 0 Compare/Capture Low Register
Bit:
7
6
5
4
3
2
1
0
CCAP0L.7 CCAP0L.6 CCAP0L.5 CCAP0L.4 CCAP0L.3 CCAP0L.2 CCAP0L.1 CCAP0L.0
Mnemonic: CCAP0L Address: EAh
PCA Module 1 Compare/Capture Low Register
Bit:
7
6
5
4
3
2
1
0
CCAP1L.7 CCAP1L.6 CCAP1L.5 CCAP1L.4 CCAP1L.3 CCAP1L.2 CCAP1L.1 CCAP1L.0
Mnemonic: CCAP1L Address: EBh
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Publication Release Date: February 14, 2007
Revision A10