參數(shù)資料
型號： UPD17201A
廠商： NEC Corp.
英文描述： 4-BIT SINGLE-CHIP MICROCONTROLLER WITH LCD CONTROLLER/DRIVER AND A/D CONVERTER FOR INFRARED REMOTE CONTROL TRANSMITTERS
中文描述： 4位單片機與LCD控制器/驅(qū)動器和A / D轉(zhuǎn)換器紅外遙控遞質(zhì)
文件頁數(shù)： 37/120頁
文件大小： 516K
代理商： UPD17201A
μ
PD17201A, 17207
37
7.2
FUNCTION OF THE 8-BIT TIMER (WITH MODULO FUNCTION)
Fig. 7-2 8-Bit Timer Control Register
Note
This bit is always set to 1 when the STOP mode is released.
TMCK 1, TMCK 0
0
0
Count clock
(Test time range : 8 s to 2.048 ms)
: f
sys
/32
Remarks
1
1
TMRES
0
1
Read data is always 0.
Resets 8-bit timer and IRQTM.
Bit 3
Bit 2
Bit 1
Bit 0
TMEN
TMRES
TMCK1
TMCK0
R/W
W
R/W
1
Note
0
0
0
Read/write
Default at reset
R: Read, W: Write
RF: Address 33H
TMEN
0
1
Stops 8-bit timer.
Starts 8-bit timer. (Falling edge)
0
1
0
1
Count clock
(Test time range: 16 s to 4.096 ms)
: f
sys
/64
Count clock
(Test time range: 64 s to 16.384 ms)
: f
sys
/256
Output of the remote controller carrier generator
Bit 0
Bit 1
( ) : Value at f
sys
(system clock) = 4 MHz
R/W
μ
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參數(shù)描述
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