參數(shù)資料
型號(hào): UPD753017AGC
廠商: NEC Corp.
元件分類: 4位微控制器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4位單片機(jī)的小型通用紅外遙控器
文件頁(yè)數(shù): 32/88頁(yè)
文件大小: 438K
代理商: UPD753017AGC
3
μ
P
D
Figure 6-8. Timer/Event Counter Block Diagram (Channel 2)
PORT1.2
Input buffer
TI1/TI2/
P12/INT2
From clock
generator
f
X
f
X
/2
f
X
/2
4
f
X
/2
6
f
X
/2
8
f
X
/2
10
MPX
TM25
TM26
TM24 TM23 TM22 TM21TM20
TM2
8
TC2
Decoder
Modulo register for high level period setup (8)
Modulo register (8)
8
TGCE
TOE2
REMC NRZB
NRZ
Reload
MPX (8)
8
Comparator (8)
Count register (8)
8
Clear
16-bit timer/event counter mode
Timer operation start
Timer/event counter
match signal (channel 1)
(When 16-bit timer/event
counter mode)
Timer/event counter
clear signal (channel 1)
(When 16-bit timer/event
counter mode)
Timer/event counter
match signal (channel 1)
(When carrier generator mode)
TOUT
F/F
Overflow
Carrier generator mode
PORT2.2
PMGB.2
P22
output latch
Port 2
input/output
Output buffer
P22/PCL/PTO2
Timer/event counter
clock input (channel 1)
INTT2
IRQT2
set signal
IRQT2 clear signal
RESET
T2
TMOD2
TMOD2H
Internal bus
CP
Timer event counter
TOUT F/F (channel 0)
Reset
8
S
S
Match
S
From clock output circuit
8
8
8
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