參數(shù)資料
型號: M37225ECSP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 8.1 MHz, MICROCONTROLLER, PDIP42
封裝: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-42
文件頁數(shù): 77/128頁
文件大?。?/td> 1481K
代理商: M37225ECSP
M37225M6/M8/MA/MC-XXXSP, M37225ECSP
Rev.1.00
Nov 01, 2000
page 50 of 124
REJ03B0136-0100Z
Fig. 8.8.2 A-D Control Register
A-D Control Register
b7 b6 b5 b4 b3 b2 b1 b0
A-D control register (ADCON) [Address 00DF16]
B
After reset RW
0
to
2
Analog input pin selection
bits
(ADIN0 to ADIN2)
NameFunctions
b2 b1 b0
0
0 : A-D1
0
1 : A-D2
0
1
0 : A-D3
0
1
1 : A-D4
1
0
0 : A-D5
1
0
1 : A-D6
1
0 : A-D7
1
1 : A-D8
4
VCC connection selection bit
(ADVREF)
0: OFF
1: ON
0
6
Nothing is assigned. This bit is a write disable bit.
When this bit is read out, the value is indeterminate.
RW
R—
3
A-D conversion completion
bit (ADSTR)
0: Conversion in progress
1: Convertion completed
1
RW
7
Fix this bit to “0.”
RW
00
Indeterminate
5
Fix this bit to “0.”
RW
0
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