參數(shù)資料
型號: MC80C0208Q
廠商: Electronic Theatre Controls, Inc.
元件分類: 8位微控制器
英文描述: 8-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 8位單晶片微控制器
文件頁數(shù): 75/128頁
文件大?。?/td> 1408K
代理商: MC80C0208Q
Preliminary
MC80F0208/16/24
MAR. 2005 Ver 0.2
71
Figure 15-4 A/D Converter Control & Result Register
ADS1 ADS0
7
6
5
4
3
2
1
0
ADEN
ADST
A/D status bit
0: A/D conversion is in progress
1: A/D conversion is completed
Analog input channel select
000: Channel 0 (AN0)
001: Channel 1 (AN1)
010: Channel 2 (AN2)
011: Channel 3 (AN3)
INITIAL VALUE: 00-0 0001
B
ADDRESS: 0EF
H
ADCM
ADSF
A/D converter Clock Source Devide Ratio Selection bit
0: Clock Source f
PS
÷
4
1: Clock Source f
PS
÷
8
-
R/W
R/W
R/W
R/W
R
100: Channel 4 (AN4)
101: Channel 5 (AN5)
110: Channel 6 (AN6)
111: Channel 7 (AN7)
A/D start bit
Setting this bit starts an A/D conversion.
After one cycle, bit is cleared to “0” by hardware.
-
ADS2
ADCK
A/D converter Enable bit
0: A/D converter module turn off and current is not flow.
1: Enable A/D converter
INITIAL VALUE: Undefined
ADDRESS: 0F1
ADCRL
A/D Conversion Low Data
R/W
R/W
BTCL
7
6
5
4
3
2
1
0
PSSEL1
ADCRH
-
ADC8 -
PSSEL0
INITIAL VALUE: 010- ----
B
ADDRESS: 0F0
A/D Conversion High Data
A/D Conversion Clock (f
PS
) Source Selection
00: f
XIN
01: f
XIN
÷
2
10: f
XIN
÷
4
11: f
XIN
÷
8
BTCL
7
6
5
4
3
2
1
0
R
R
W
W
R
R
R
R
R
R
R
R
ADCK
0
PSSEL1
0
PSSEL0
0
PS Clock Selection
PS = f
XIN
÷
4
0
0
1
PS = f
XIN
÷
8
0
1
0
PS = f
XIN
÷
16
0
1
1
PS = f
XIN
÷
32
1
0
0
PS = f
XIN
÷
8
1
0
1
PS = f
XIN
÷
16
1
1
0
PS = f
XIN
÷
32
1
1
1
PS = f
XIN
÷
64
PS : Conversion Clock
ADC 8-bit Mode select bit
0: 10-bit Mode
1: 8-bit Mode
W
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