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参数资料
型号： M34509G4HFP
元件分类： 微控制器/微处理器
英文描述： 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDSO24
封装： 5.30 X 10.10 MM, 0.80 MM PITCH, PLASTIC, SSOP-24
文件页数： 114/143页
文件大小： 1056K
代理商： M34509G4HFP
Rev.1.03
2009.07.27
page 72 of 140
REJ03B0147-0103
4509 Group
0
1
0
1
W21
0
1
PWM1 function invalid
PWM1 function valid
Stop (state retained)
Operating
Count source
PWM2 signal
Prescaler output (ORCLK)
CNTR1 input
On-chip oscillator clock (f(RING))
PWM1 function control bit
Timer 1 control bit
PWM2 function invalid
PWM2 function valid
Stop (state retained)
Operating
Count source
Timer 1 underflow signal (T1UDF)
Prescaler output (ORCLK)
CNTR0 input
System clock (STCK)
PWM2 function control bit
Timer 2 control bit
Timer 2 count source selection bits
0
1
0
1
W20
0
1
0
1
Timer control register W1
R/W
TAW1/TW1A
at reset : 00002
at RAM back-up : 00002
at reset : 00002
Timer control register W2
R/W
TAW2/TW2A
at RAM back-up : 00002
at reset : 00002
W23
W22
W21
W20
0
1
Stop (state initialized)
Operating
Prescaler control bit
Timer control register PA
W
TPAA
at RAM back-up : 02
at reset : 02
PA0
P12 (I/O) / CNTR0 (input)
P12 (input) /CNTR0 (I/O)
Count auto-stop circuit not selected
Count auto-stop circuit selected
Count start synchronous circuit not selected
Count start synchronous circuit selected
Falling edge
Rising edge
P12/CNTR0 pin function selection bit
Timer 1 count auto-stop circuit
selection bit (Note 2)
Timer 1 count start synchronous circuit
selection bit (Note 3)
CNTR0 pin input count edge selection bit
0
1
0
1
0
1
0
1
Timer control register W5
at RAM back-up : state retained
at reset : 00002
W53
W52
W51
W50
R/W
TAW5/TW5A
P11 (I/O) / CNTR1 (input)
P11 (input) /CNTR1 (I/O)
Output auto-control circuit not selected
Output auto-control circuit selected
INT pin input period count circuit not selected
INT pin input period count circuit selected
Falling edge
Rising edge
P11/CNTR1 pin function selection bit
CNTR 1 pin output auto-control circuit
selection bit
Timer 2
INT pin input period count circuit selection bit
CNTR1 pin input count edge selection bit
0
1
0
1
0
1
0
1
Timer control register W6
at RAM back-up : state retained
at reset : 00002
W63
W62
W61
W60
R/W
TAW6/TW6A
Notes 1: “R” represents read enabled, and “W” represents write enabled.
2: This function is valid only when the INT pin/timer 1 control is enabled (I10=“1”) and the timer 1 count start synchronous circuit is selected (W51=“1”).
3: This function is valid only when the INT pin/timer 1 control is enabled (I10=“1”).
W13
W12
W11
W10
W11
0
1
W10
0
1
0
1
Timer 1 count source selection bits
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