參數(shù)資料
型號: μPD789026
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8位單片微控制器)
中文描述: 8位單片機微控制器(8位單片微控制器)
文件頁數(shù): 17/52頁
文件大?。?/td> 275K
代理商: ΜPD789026
17
μ
PD789022, 789024, 789025, 789026
5.3
Timer
Three on-chip timers are provided.
16-bit timer counter 20
8-bit timer/event counter 00: 1 channel
Watchdog timer
: 1 channel
: 1 channel
Table 5-2. Timer Operation
16-bit timer counter 20
8-bit timer/event counter 00
Watchdog timer
Operation mode
Interval timer
1 channel
1 channel
1 channel
External event counter
-
1 channel
-
Function
Timer output
1 output
1 output
-
Capture
1 input
-
-
Square wave output
-
1 output
-
Interrupt request
1
1
1
Figure 5-2. Block Diagram of 16-Bit Timer Counter 20 (TM20)
CPT2/P32/
INTP2
Internal bus
Internal bus
S
f
X
/2
2
f
X
/2
6
Edge detection
circuit
16-bit capture register
20 (TCP20)
16-bit counter
read buffer
Output
control
circuit
16-bit timer register 20
(TM20)
16-bit compare register 20
(CR20)
Match
OVF
TO2/P51
INTTM2
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