MG87FE04 Datasheet, PDF (18/61 Pages) Megawin Technology Co., Ltd – Two 16-bit timer/counter

7.4. Port4 Register
P4: Port 4 Register
Address=E8H, read/write, Power On + RESET=XXXX-11XX
7
6
5
4
3
2
1
0
-
-
-
-
P43
-
-
-
Bit 7~4: Reserved.
Bit 3: P4.3 could be set / cleared by program.
Bit 2: Must always set to 1.
Bit 1~0: Reserved.
18
MG87FE/L04 Data Sheet
MEGAWIN