GMS81C50 Datasheet, PDF (55/99 Pages) Hynix Semiconductor – 8-BIT SINGLE CHIP MICROCONTROLLERS

GMS81C50 Series
HYUNDAI
7
Timer2 Mode Register
0
TM2
-
-
-
T2ST
T2CN T2SL2 T2SL1 T2SL0 R / W <00D2 h>
T2SL2
0
0
0
0
1
1
1
1
T2SL1
0
0
1
1
0
0
1
1
T2SL0
0
1
0
1
0
1
0
1
Input clock selection
PS5 ( 8us)
PS6 ( 16us)
PS7 ( 32us)
PS8 ( 64us)
PS9 ( 128us)
PS10 ( 256us)
PS11 ( 512us)
PS12 (1024us)
T2CN
0
1
Timer2 Counter Continuation/Pause Control
Count pause
Count contination
T2ST
0
1
Timer2 Start/Stop Control
Timer2 Stop
Timer2 Start after clear
Figure 11-11 Timer2 Mode Register
IEDS
7 ^{External Interrupt Signal Edge Selection R2e)gister} 0
-
-
IED2H IED2L IED1H IED1L
-
-
W <00CB h>
IED*H
0
0
1
1
IED*L
0
1
0
1
INT*
-
Falling Edge Selection
Rising Edge Selection
Both Edge Selection
Figure 11-12 External Interrupt Signal Edge Selection Register
52