GMS81508B HYNIX [Hynix Semiconductor], GMS81508B Datasheet - Page 40
GMS81508B
Manufacturer Part Number
GMS81508B
Description
HYUNDAI MICRO ELECTRONICS 8-BIT SINGLE-CHIP MICROCONTROLLERS
Manufacturer
HYNIX [Hynix Semiconductor]
Datasheet
1.GMS81508B.pdf
(100 pages)
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HYUNDAI MicroElectronics
DEC. 1999 Ver 1.04
TM0
TM2
TDR0~TDR3
TIMER 3
TIMER 2
TIMER 1
TIMER 0
CAP2
Bit Name
CAP2
T3ST
T3SL1
T3SL0
T2ST
T2CN
T2SL1
T2SL0
CAP 0
Bit Name
CAP0
T1ST
T1SL1
T1SL0
T0ST
T0CN
T0SL1
T0SL0
R/W
R/W
7
7
R/W R/W R/W R/W R/W R/W R/W R/W
T3ST
T1ST
R/W
R/W
7
6
6
Bit Posi-
tion
TM2.7
TM2.6
TM2.5
TM2.4
TM2.3
TM2.2
TM2.1
TM2.0
Bit Position
TM0.7
TM0.6
TM0.5
TM0.4
TM0.3
TM0.2
TM0.1
TM0.0
6
T3SL1 T3SL0
T1S L1 T1SL0
R/W
R/W
5
5
5
R/W
R/W
4
4
4
Description
0: Timer/Counter mode
1: Capture mode selection flag
0: When cleared, stop the counting.
1: When set, Timer 3 count register is cleared and start again.
00: 16-bit mode (Clock source is selected by T2SL1, T2SL0)
01: 8-bit mode, Clock source is f
10: 8-bit mode, Clock source is f
11: 8-bit mode, Clock source is f
0: When cleared, stop the counting.
1: When set, Timer 2 Count Register is cleared and start again.
0: Stop the timer
1: A logic 1 starts the timer.
00: EC0 (External clock)
01: 8-bit Timer, Clock source is f
10: 8-bit Timer, Clock source is f
11: 8-bit Timer, Clock source is f
Description
0: Timer/Counter mode
1: Capture mode selection flag
0: When cleared, stop the counting.
1: When set, Timer 1 count register is cleared and start again.
00: 16-bit mode (Clock source is selected by T0SL1, T0SL0)
01: 8-bit mode, Clock source is f
10: 8-bit mode, Clock source is f
11: 8-bit mode, Clock source is f
0: When cleared, stop the counting.
1: When set, Timer 0 Count Register is cleared and start again.
0: Stop the timer
1: A logic 1 starts the timer.
00: EC0 (External clock)
01: 8-bit Timer, Clock source is f
10: 8-bit Timer, Clock source is f
11: 8-bit Timer, Clock source is f
BTCL
BTCL
T0ST
T2ST
R/W
R/W
3
3
3
Figure 11-1 TM0, TM2 Registers
Read: Count value read
Write: Compare data write
T0C N
T2CN
2
R/W
R/W
2
2
1
T0SL1
T2SL1
R/W
R/W
1
1
0
T0SL0
T2SL0
R/W
R/W
0
0
ADDRESS: 0E4
INITIAL VALUE: Undefined
XIN
XIN
XIN
XIN
XIN
XIN
XIN
XIN
XIN
XIN
XIN
XIN
4
16
64
4
16
64
ADD RES S: 0E2
INITIAL V ALUE: 00
ADDRESS: 0E3
INITIAL VALUE: 00
4
16
64
4
16
64
H
~ 0E7
H
H
H
H
H
GMS81508B/16B/24B
37
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