参数资料
型号: M34519M8-XXXFP
元件分类: 微控制器/微处理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO42
封装: 0.450 INCH, 0.80 MM PITCH, PLASTIC, SSOP-42
文件页数: 122/138页
文件大小: 1146K
代理商: M34519M8-XXXFP
Rev.3.01
2005.06.15
page 82 of 160
REJ03B0007-0301
4519 Group
J13
0
1
J11
0
1
Serial I/O synchronous clock selection bits
Serial I/O port function selection bits
J12
0
1
0
1
J10
0
1
0
1
Serial I/O control register J1
at RAM back-up : state retained
at reset : 00002
J13
J12
J11
J10
Synchronous clock
Instruction clock (INSTCK) divided by 8
Instruction clock (INSTCK) divided by 4
Instruction clock (INSTCK) divided by 2
External clock (SCK input)
Port function
P20, P21,P22 selected/SCK, SOUT, SIN not selected
SCK, SOUT, P22 selected/P20, P21, SIN not selected
SCK, P21, SIN selected/P20, SOUT, P22 not selected
SCK, SOUT, SIN selected/P20, P21,P22 not selected
R/W
TAJ1/TJ1A
Q12
0
1
A/D operation mode selection bit
Analog input pin selection bits
Q11
0
1
0
1
A/D control register Q1
at RAM back-up : state retained
at reset : 00002
Q13
A/D conversion mode
Comparator mode
R/W
TAQ1/TQ1A
Q10
0
1
0
1
0
1
0
1
Q12
Q11
Q10
Analog input pins
AIN0
AIN1
AIN2
AIN3
AIN4
AIN5
AIN6
AIN7
P40, P41, P42, P43
AIN4, AIN5, AIN6, AIN7
P62, P63
AIN2, AIN3
P61
AIN1
P60
AIN0
P40/AIN4, P41/AIN5, P42/AIN6, P43/AIN7
pin function selection bit
P62/AIN2, P63/AIN3 pin function selection bit
P61/AIN1 pin function selection bit
P60/AIN0 pin function selection bit
0
1
0
1
0
1
0
1
Q23
Q22
Q21
Q20
R/W
TAQ2/TQ2A
A/D control register Q2
at RAM back-up : state retained
at reset : 00002
Note: “R” represents read enabled, and “W” represents write enabled.
Not used
A/D converter operation clock selection bit
A/D converter operation clock division
ratio selection bits
A/D control register Q3
Q33
Q32
Q31
Q30
at reset : 00002
at RAM back-up : state retained
0
1
0
1
Q31
0
1
Q30
0
1
0
1
Division ratio
Frequency divided by 6
Frequency divided by 12
Frequency divided by 24
Frequency divided by 48
This bit has no function, but read/write is enabled.
Instruction clock (INSTCK)
On-chip oscillator (f(RING))
R/W
TAQ3/TQ3A
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