參數(shù)資料
型號(hào): UPD754202A
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 4位單晶片微控制器
文件頁數(shù): 22/66頁
文件大?。?/td> 302K
代理商: UPD754202A
2
μ
P
Figure 6-4. Timer Counter (Channel 1) Block Diagram
8
8
8
8
TM15TM14TM13TM12TM11TM10
TM16
TM1
Decoder
MPX
Timer counter
(channel 2) output
From clock
generator
CP
Clear
T1
Count register (8)
Comparator (8)
Modulo register (8)
TMOD1
Timer operation start
16-bit timer counter mode
Selector
Match
Reset
TOUT
F/F
TOE1
PORT3.1
PMGA bit 1
T1
enable flag
P31
output latch
Port 3
input/output
mode
Output buffer
P31/PTO1
INTT1
IRQT1
set signal
RESET
IRQT1
clear signal
Timer counter (channel 2) match signal
(When 16-bit timer counter mode)
Timer counter (channel 2) comparator
(When 16-bit timer counter mode)
Timer counter (channel 2) reload signal
Internal bus
f
x
/2
5
f
x
/2
6
f
x
/2
8
f
x
/2
10
f
x
/2
12
SET1
Note
Note
Instruction execution
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