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參數(shù)資料
| 型號(hào)： | M30201M4 |
| 廠商： | Mitsubishi Electric Corporation |
| 英文描述： | SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER |
| 中文描述： | 單片16位CMOS微機(jī) |
| 文件頁(yè)數(shù)： | 95/159頁(yè) |
| 文件大?。?/td> | 2319K |
| 代理商： | M30201M4 |
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Unde
A-D Converter
deeopmen
Mitsubishi microcomputers
M30201 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
95
(3) Single sweep mode
In single sweep mode, the pins selected using the A-D sweep pin select bit are used for one-by-one A-D
conversion. (See Table 1.33.) Figure 1.87 shows the A-D control register in single sweep mode.
Table 1.33. Single sweep mode specifications
Figure 1.87. A-D conversion register in single sweep mode
Item
Specification
Function
Start condition
Stop condition
The pins selected by the A-D sweep pin select bit are used for one-by-one A-D conversion
Writing “1” to A-D converter start flag
End of A-D conversion (A-D conversion start flag changes to “0”.)
Writing “0” to A-D conversion start flag
End of A-D conversion
AN
0
and AN
1
(2 pins), AN
0
to AN
3
(4 pins), AN
0
to AN
5
(6 pins), or AN
0
to AN
7
(8 pins)(Note)
Read A-D register corresponding to selected pin
Note : AN
50
to AN
54
can be used in the same way as for AN
0
to AN
4
.
Interrupt request generation timing
Input pin
Reading of result of A-D converter
A-D control register 0 (Note)
b7
b6
b5
b4
b3 b2
0
1 0
Symbol
ADCON0
Address
03D6
16
When reset
00000XXX
2
b1
b0
Analog input pin select bit
Invalid in single sweep mode
CH0
Bit symbol
Bit name
Function
CH1
CH2
A-D operation mode
select bit 0
MD0
MD1
ADST
A-D conversion start flag
0 : A-D conversion disabled
1 : A-D conversion started
Frequency select bit 0
0 : f
AD
/4 is selected
1 : f
AD
/2 is selected
CKS0
W
A
R
A-D control register 1 (Note 1)
b7
b6
b5
b4
b3 b2
0
0
1
Symbol
ADCON1
Address
03D7
16
When reset
00
16
Bit name
Function
Bit symbol
b1
b0
A-D sweep pin select bit
SCAN0
SCAN1
MD2
BITS
8/10-bit mode select bit
0 : 8-bit mode
1 : 10-bit mode
VCUT
Vref connect bit
ADGSEL0
A-D operation mode
select bit 1
1 : Vref connected
A-D input group select bit
A
R
b4 b3
0 : Port P6 group is selected
1 : Port P5 group is selected
Note: If the A-D control register is rewritten during A-D conversion, the conversion result is indeterminate.
Frequency select bit 1
0 : f
AD
/2 or f
AD
/4 is selected
1 : f
AD
is selected
CKS1
Note 1: If the A-D control register is rewritten during A-D conversion, the conversion result is indeterminate.
Note 2: AN
50
to AN
54
can be used in the same way as for AN
0
to AN
4
.
Note 3: If port P5 group is selected, do not select 6 pins and 8 pins sweep mode.
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
Set this bit to “0”.
Set this bit to “0”.
When single sweep and repeat sweep
mode 0 are selected
b1 b0
0 0 : AN
0
, AN
1
(2 pins)
0 1 : AN
0
to AN
3
(4 pins)
1 0 : AN
0
to AN
5
(6 pins)
1 1 : AN
0
to AN
7
(8 pins)
(Note 2, 3)
Set this bit to “0” in this mode.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M30201M4-114FP | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER |
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| M30201M4T-XXXSP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY |
| M30201M4-XXXFP | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER |
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