SD42C4404 Datasheet, PDF (6/19 Pages) AUK corp – 4Bit Single Chip Microcontroller

SD42C/P4404
ADDRESS
Hardware Module Name
b3
b2
b1
b0
3DDH IETC2 IRQTC2
3DEH
3E0H PW03 PW02 PW01 PW00
3E1H PW13 PW12 PW11 PW10
3E4H PW43 PW42 PW41 PW40
3E5H PW53 PW52 PW51 PW50
3E6H PW63 PW62 PW61 PW60
3E7H PW73 PW72 PW71 PW70
3E8H PW83 PW82 PW81 PW80
3E9H PW93 PW92 PW91 PW90
3EAH PWA3 PWA2 PWA1 PWA0
3EBH PWB3 PWB2 PWB1 PWB0
3F0H PORT0 (R0)
3F1H PORT1 (R1)
3F4H PORT4 (R4)
3F5H PORT5 (R5)
3F6H PORT6 (R6)
3F8H PORT8 (R8)
3FAH PORTA (RA)
R/W Addressing Unit
REMARKS
1 bit 4 bit 8bit
R/W O
O
Interrupt EN/IRQ flag
R/W O
O
Interrupt EN/IRQ flag
W
O port 0, 1 mode register (PMGA)
W
O port 4, 5 mode register (PMGC)
W
O port 6, 7 mode register (PMGD)
W
O port 8, 9 mode register (PMGE)
W
O port a, b mode register (PMGF)
R/W O
O
R0 Port Data Register
R/W O
O
R1 Port Data Register
R/W O
O
O R4 Port Data Register
R/W O
O
R5 Port Data Register
R/W O
O
R6 Port Data Register
R/W O
O
R8 Port Data Register
R/W O
O
RA Port Data Register
INITIAL
VALUE
0
0
00
00
00
00
00
0
0
0
0
0
0
0
KSI-W031-000
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