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UPSD323X bảng dữ liệu(PDF) 71 Page - STMicroelectronics

tên linh kiện UPSD323X
Giải thích chi tiết về linh kiện  Flash Programmable System Devices with 8032 Microcontroller Core and 64Kbit SRAM
PDF  176 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
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UPSD323X bảng dữ liệu(HTML) 71 Page - STMicroelectronics

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µPSD323X
Table 46. ADC SFR Memory Map
Table 47. Description of the ACON Bits
Table 48. ADC Clock Input
SFR
Addr
Reg
Name
Bit Register Name
Reset
Value
Comments
7
6
54
321
0
95
ASCL
00
8-bit
Prescaler for
ADC clock
96
ADAT
ADAT7
ADAT6
ADAT5
ADAT4
ADAT3
ADAT2
ADAT1
ADAT0
00
ADC Data
Register
97
ACON
ADEN
ADS1
ADS0
ADST
ADSF
00
ADC Control
Register
Bit
Symbol
Function
7 to 6
—
Reserved
5
ADEN
ADC Enable Bit:
0 : ADC shut off and consumes no operating current
1 : enable ADC
4
—
Reserved
3to 2
ADS1, ADS0
Analog channel select
0, 0
Channel0 (ACH0)
0, 1
Channel1 (ACH1)
1, 0
Channel2 (ACH2)
1, 1
Channel3 (ACH3)
1
ADST
ADC Start Bit:
0 : force to zero
1 : start an ADC; after one cycle, bit is cleared to ’0’
0
ADSF
ADC Status Bit:
0 : A/D conversion is in process
1 : A/D conversion is completed, not in process
MCU Clock Frequency
Prescaler Register Value
ADC Clock
40MHz
2
6.7MHz
36MHz
2
6MHz
24MHz
1
6MHz
12MHz
0
6MHz



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