GMS82512/16/24
HYUNDAI MicroElectronics
Initial Value
Page
7 6 5 4 3 2 1 0
Address
Register Name
Symbol
R/W
00C0
00C1
00C4
00C5
00C6
00C7
00C8
00C9
00CA
00CB
00CC
00CD
00D0
00D1
R0 port data register
R0
R0DD
R2
R/W
W
Undefined
0 0 0 0 0 0 0 0
Undefined
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page 29
page 29
page 30
page 30
page 30
page 30
page 29, page 53
page 30, page 45
page 32
page 32
page 54
page 34
page 34
page 34
page 34
page 34
page 34
page 34
page 34
page 34
page 34
page 44
page 44
page 45
page 48
page 47
page 48
page 47
page 53
R0 port I/O direction register
R2 port data register
R/W
W
R2 port I/O direction register
R3 port data register
R2DD
R3
0 0 0 0 0 0 0 0
Undefined
R/W
W
R3 port I/O direction register
R4 port data register
R3DD
R4
0 0 0 0 0 0 0 0
Undefined
R/W
W
R4 port I/O direction register
R5 port data register
R4DD
R5
- - - 0 0 0 0 0
Undefined
R/W
W
R5 port I/O direction register
R6 port data register
R5DD
R6
- - 0 0 - - - -
Undefined
R/W
W
R6 port I/O direction register
R4 port mode register
R6DD
PMR4
PMR5
BITR
CKCTLR
WDTR
TM0
0 0 0 0 - - - -
- - - 0 0 0 0 0
- - 0 0 - - - -
Undefined
W
R5 port mode register
W
Basic interval timer mode register
Clock control register
R
00D3
W
- - 0 1 0 1 1 1
- 0 1 1 1 1 1 1
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
Undefined
00E0
00E2
00E3
Watchdog Timer Register
Timer mode register 0
W
R/W
R/W
W
Timer mode register 2
TM2
Timer 0 data register
TDR0
T0
00E4
00E5
00E6
00E7
Timer 0 counter register
Timer 1 data register
R
Undefined
TDR1
T1
W
Undefined
Timer 1 counter register
Timer 2 data register
R
Undefined
TDR2
T2
W
Undefined
Timer 2 counter register
Timer 3 data register
R
Undefined
TDR3
T3
W
Undefined
Timer 3 counter register
A/D converter mode register
A/D converter data register
Buzzer driver register
R
Undefined
00E8
00E9
00EC
00F4
00F5
00F6
00F7
00F8
ADCM
ADR
BUR
IENL
IRQL
IENH
IRQH
IEDS
R/W
R
- - 0 0 0 0 0 1
Undefined
W
Undefined
Interrupt enable register low
Interrupt request flag register low
Interrupt enable register high
Interrupt request flag register high
External interrupt edge selection register
R/W
R/W
R/W
R/W
W
0 0 0 - - - - -
0 0 0 - - - - -
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
Table 8-1 Control Registers
22
FEB. 2000 Ver 1.00
HYNIX [ HYNIX SEMICONDUCTOR ]
