GMS87C4060 Datasheet, PDF (40/102 Pages) Hynix Semiconductor – 8-BIT SINGLE-CHIP MICROCONTROLLERS

GMS81C4040/87C4060
PRELIMINARY
.
TM0
TDR0
Internal bus line
TDR1
T0CN
PS2
PS4
PS6 ^MUX
PS8
NC
PS2
PS4 ^MUX
PS6
Timer 0
8bit Comparator
T0IF
Clock
T0ST
Clear
T1ST
Timer 1
8bit Comparator
T1IF
Clock
Clear
Figure 11-3 Simplified Block Diagram of 8bit Timer0, 1
TDR0
Timer 0 (T0IF)
Interrupt
T0ST
Start & Stop
T0CN
Control count
clear & start
stop
~~
disable ^enable
~~
up-count
Occur interrupt
T0ST = 1
T0ST = 0
Occur interrupt
T0CN = 0
T0CN = 1
Figure 11-4 Count Example of Timer
TIME
36
PRELIMINARY
Nov. 1999 Ver 1.0