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Control Registers for the GMS81504
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
C0H
R0
R0 port data register
C1H
R0DD
R0 port direction register
C8H
R4
R4 port data register
C9H
R4DD
R4 port direction register
CAH
R5
R5 port data register
CBH
R5DD
R5 port direction register
CCH
R6
R6 port data register
CDH
R6DD
R6 port direction register
D0H
PMR4
-
T1S
-
EC0S
-
-
INT1S
INT0S
D1H
PMR5
-
-
BUZS
-
-
-
-
-
D3H1)
BITR
Basic Interval Timer data register
D3H1)
CKCTLR
-
-
-
ENPCK
BTCL
BTS2
BTS1
BTS0
E2H
TM0
CAP0
T1ST
T1SL1
T1SL0
T0ST
T0CN
T0SL1
T0SL0
E4H
T0/ TDR0/ CDR0
Timer 0 register/ Timer data register 0/ Capture data register 0
E5H
T1/ TDR1/ CDR1
Timer 1 register/ Timer data register 1/ Capture data register 1
E8H
ADCM
-
-
ADEN
ADS2
ADS1
ADS0
ADST
ADSF
E9H
ADR
ADC result data register
ECH
BUR
BUCK1
BUCK0
BU5
BU4
BU3
BU2
BU1
BU0
F4H
IENL
AE
-
BITE
-
-
-
-
-
F5H
IRQL
AIF
-
BITIF
-
-
-
-
-
F6H
IENH
INT0E
INT1E
-
-
T0E
T1E
-
-
F7H
IRQH
INT0IF
INT1IF
-
-
T0IF
T1IF
-
-
F8H
IEDS
-
-
-
-
IED1H
IED1L
IED0H
IED0L
Legend - = Unimplemented locations.
NOTES:
1) The register BITR and CKCTLR are located at same address. Address D3H is read as BITR, written to CKCTLR.
HYUNDAI MicroElectronics
GMS81504
21
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