Table 25. 1Ah Address: 1Ah Ra" />
參數(shù)資料
型號(hào)： AS8002-AQFP
廠商： ams
文件頁(yè)數(shù)： 14/25頁(yè)
文件大小： 0K
描述： IC CURRENT MEASURE SOLAR 16VQFN
標(biāo)準(zhǔn)包裝： 1
類型： 電源管理
輸入類型： 模擬
輸出類型： 數(shù)字
接口： SPI 串行
電流 - 電源： 5mA
安裝類型： 表面貼裝
封裝/外殼： 16-VQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 16-QFN（4x4）
包裝： 標(biāo)準(zhǔn)包裝
其它名稱： AS8002-AQFPDKR
www.austriamicrosystems.com/AS8002
Revision 1.1
20 - 24
AS8002
Data Sheet - D e t a i l e d D e s c r i p t i o n
Table 25. 1Ah
Address:
1Ah
Raw ADC Results MSB Register
Gives measured value of the ADC (MSB) and status of warnings and interrupts
Bit
Bit Name
Default
Access
Description
3:0
adc_meas[11:8]
0h
R
MSB of raw ADC measurement, value is given as 2’s complement
number by the formula:
adc_meas*1.22m
(EQ 14)
5
interrupt detected
0h
R
Same value as XINT (complemented)
0: No interrupt detected
1: Interrupt is detected
6
warning detected
0h
R
Over temperature, under voltage or over current detected
0: No warning detected
1: Warning detected
Table 26. 1Bh
Address:
1Bh
Raw ADC Results LSB Register
Gives measured value of raw ADC (LSB)
Bit
Bit Name
Default
Access
Description
7:0
adc_meas[7:0]
0h
R
LSB of raw ADC measurement, value is given as 2’s complement number
by the formula:
adc_meas*1.22m
(EQ 15)
Table 27. 3Ah
Address:
3Ah
PGA Current Gain Calibration Register
Set value of correction coefficient for current measurement
Bit
Bit Name
Default
Access
Description
7:0
pga_curr_gain_cal
00h
R/W
Correct the measured current value multiplying it by the following factor,
where pga_curr_gain_cal is a number defined as 2’s complement:
(1024 + pga_curr_gain_cal) / 1024
(EQ 16)
Table 28. 3Bh
Address:
3Bh
PGA Voltage Gain Calibration Register
Set value of correction coefficient for voltage measurement
Bit
Bit Name
Default
Access
Description
7:0
pga_volt_gain_cal
00h
R/W
Correct the measured voltage value multiplying it by the following factor,
where pga_volt_gain_cal is a number defined as 2’s complement:
(1024 + pga_volt_gain_cal) / 1024
(EQ 17)
Table 29. 3Ch
Address:
3Ch
Auxiliary Channel Gain Calibration Register
Set value of correction coefficient for auxiliary measurement
Bit
Bit Name
Default
Access
Description
7:0
aux_gain_cal
00h
R/W
Correct the measured value of the auxiliary channel multiplying it by the
following factor, where aux_gain_cal is a number defined as 2’s
complement:
(1024 + aux_gain_cal) / 1024
(EQ 18)
ams
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