UPD75208 NEC, UPD75208 Datasheet - Page 18

• Manufacturer Part Number: UPD75208
• Description: 4-BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

18
P13/TI0
5.5
functions:
* Instruction execution
The PD75208 incorporates one channel of timer/event counter. The timer/event counter has the following
• Program interval timer operation
• Event counter operation
• Count state read function
Input Buffer
TIMER/EVENT COUNTER
(Refer to Fig. 5-1)
From Clock
Generator
TMn7
TMn6 TMn5 TMn4 TMn3 TMn2
Fig. 5-4 Timer/Event Counter Block Diagram
MPX
8
Timer Operation Start
SET1
Internal Bus
*
TMn1 TMn0
TM0
8
CP
Modulo Register (8)
Count Register (8)
Comparator (8)
8
8
8
Clear
TMOD0
T0
Match
PD75208
INTT0
IRQT0
Set Signal
IRQT0
Clear