参数资料
型号: M34518E8SP
元件分类: 微控制器/微处理器
英文描述: 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDIP32
封装: 8.90 X 28 MM, 1.78 MM PITCH, PLASTIC, SDIP-32
文件页数: 93/162页
文件大小: 1149K
代理商: M34518E8SP
Rev.3.01
2005.06.15
page 34 of 157
REJ03B0008-0301
4518 Group
Notes 1: “R” represents read enabled, and “W” represents write enabled.
2: This function is valid only when the timer 1 count start synchronous circuit is selected (I10=“1”).
3: This function is valid only when the timer 3 count start synchronous circuit is selected (I20=“1”).
Table 10 Timer related registers
W21
0
1
Timer 1 underflow signal divided by 2 output
Timer 2 underflow signal divided by 2 output
Stop (state retained)
Operating
Count source
System clock (STCK)
Prescaler output (ORCLK)
Timer 1 underflow signal (T1UDF)
PWM signal (PWMOUT)
CNTR0 output signal selection bit
Timer 2 control bit
Timer 2 count source selection bits
0
1
0
1
W20
0
1
0
1
Timer control register W2
at RAM back-up : state retained
at reset : 00002
W23
W22
W21
W20
W11
0
1
Timer 1 count auto-stop circuit not selected
Timer 1 count auto-stop circuit selected
Stop (state retained)
Operating
Count source
Instruction clock (INSTCK)
Prescaler output (ORCLK)
XIN input
CNTR0 input
Timer 1 count auto-stop circuit selection
bit (Note 2)
Timer 1 control bit
Timer 1 count source selection bits
0
1
0
1
W10
0
1
0
1
Timer control register W1
R/W
TAW1/TW1A
at RAM back-up : state retained
at reset : 00002
W13
W12
W11
W10
R/W
TAW2/TW2A
W31
0
1
Timer 3 count auto-stop circuit not selected
Timer 3 count auto-stop circuit selected
Stop (state retained)
Operating
Count source
PWM signal (PWMOUT)
Prescaler output (ORCLK)
Timer 2 underflow signal (T2UDF)
CNTR1 input
Timer 3 count auto-stop circuit selection
bit (Note 3)
Timer 3 control bit
Timer 3 count source selection bits
0
1
0
1
W30
0
1
0
1
Timer control register W3
at RAM back-up : state retained
at reset : 00002
W33
W32
W31
W30
R/W
TAW3/TW3A
0
1
Stop (state initialized)
Operating
Prescaler control bit
Timer control register PA
W
TPAA
at RAM back-up : 02
at reset : 02
PA0
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