参数资料
| 型号： | AS8002-AQFP |
| 厂商： | ams |
| 文件页数： | 9/25页 |
| 文件大小： | 0K |
| 描述： | IC CURRENT MEASURE SOLAR 16VQFN |
| 标准包装： | 1 |
| 类型： | 电源管理 |
| 输入类型： | 模拟 |
| 输出类型： | 数字 |
| 接口： | SPI 串行 |
| 电流 - 电源： | 5mA |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-VQFN 裸露焊盘 |
| 供应商设备封装： | 16-QFN（4x4） |
| 包装： | 标准包装 |
| 其它名称： | AS8002-AQFPDKR |
www.austriamicrosystems.com/AS8002
Revision 1.1
16 - 24
AS8002
Data Sheet - D e t a i l e d D e s c r i p t i o n
7.10 Register Description
Table 9. 01h
Address:
01h
Control Register
Controls the power on and off of the internal blocks
Bit
Bit Name
Default
Access
Description
0
chip_en
0h
R/W
0: Chip in complete power off
1: Chip on
1
temp_sensor_en
0h
R/W
0: Temperature sensor disabled
1: Temperature sensor enabled
2
pga_curr_en
0h
R/W
0: Current channel PGA disabled
1: Current channel PGA enabled
3
pga_volt_en
0h
R/W
0: Voltage channel PGA disabled
1: Voltage channel PGA enabled
4
adcref_en
0h
R/W
0: Internal ADC reference voltage off
1: Internal ADC reference voltage on
Note:
This bit must be set to allow ADC measurements.
5
over_current_en
0h
R/W
0: Over current detector disabled
1: Over current detector enabled
6
over_current_channel
0h
R/W
0: Over current detector connected to inputs IOP_VOP and IOM_VOM
1: Over current detector connected to inputs V2P and V2M
Table 10. 02h
Address:
02h
PGA Gain Register
Controls the gain of the current and voltage channel PGAs
Bit
Bit Name
Default
Access
Description
4:0
pga_curr_gain
00h
R/W
Gain for current channel is given by the formula:
2*pga_curr_gain+2
(EQ 4)
7:6
pga_volt_gain
0h
R/W
Gain for voltage channel is given by the formula:
2*pga_volt_gain+2
(EQ 5)
Table 11. 03h
Address:
03h
Input Multiplexer Register
Controls the ADC and select the channel to be converted
Bit
Bit Name
Default
Access
Description
2:0
mux_sel
00h
R/W
Select the input to be converted:
0: Current channel PGA output
1: Voltage channel PGA output
2: V2P and V2M
3: AVDD and AVSS
4: IOP_VOP and IOM_VOM
5: V1P and V1M
6: Reserved
7: Reserved
4
adc_en
0h
R/W
Enable the ADC conversion that will start on the next SCSB falling edge
ams
AG
Technical
content
still
valid
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