W925E240 Datasheet, PDF (20/73 Pages) Winbond – 8-BIT CID MICROCONTROLLER

W925E/C240
P1H:
Port1 pins pull-high resistor enable/disable
1: enable
0: disable
P2 PULL-HIGH CONTROL
(initial = 00H)
Bit:
7
6
5
4
3
2
1
0
P2.7H P2.6H P2.5H P2.4H P2.3H P2.2H P2.1H P2.0H
P2H:
Mnemonic: P2H
Port1 pins pull-high resistor enable/disable
1: enable
0: disable
Address: 9Eh
P3 PULL-HIGH CONTROL
(initial = 00H)
Bit:
7
6
5
4
3
2
1
0
P3.7H P3.6H P3.5H P3.4H P3.3H P3.2H P3.1H P3.0H
P3H:
Mnemonic: P3H
Port1 pins pull-high resistor enable/disable
1: enable
0: disable
Address: 9Fh
PORT 2
(initial = FFH,input mode)
Bit:
7
6
5
4
3
2
1
0
P2.7 P2.6 P2.5 P2.4 P2.3 P2.2 P2.1 P2.0
Mnemonic: P2
Address: A0h
P2.7-0: Port 2 is an I/O port with internal pull-high resistor. P2 can be selected as input or output mode
by the P2IO register. At initial reset, P2 is used as input mode. When P2IO is set to 0, P2 is
used as CMOS output mode.
HIGH BYTE REGISTER
(initial = 00H)
Bit:
7
6
5
4
3
2
1
0
HB.7 HB.6 HB.5 HB.4 HB.3 HB.2 HB.1 HB.0
Mnemonic: HB
Address: A1h
This register contains the high byte address during execution of " MOVX @Ri, " instructions.
P4 PULL-HIGH CONTROL
(initial = 00H)
Bit:
7
6
5
4
3
2
1
0
P4.7H P4.6H P4.5H P4.4H P4.3H P4.2H P4.1H P4.0H
Mnemonic: P4H
Address: A2h
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