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BU21180FS Datasheet(PDF) 22 Page - Rohm

Part # BU21180FS
Description  Capacitive Switch Controller IC
PDF  43 Pages
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BU21180FS Datasheet(HTML) 22 Page - Rohm

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© 2017 ROHM Co., Ltd. All rights reserved.
www.rohm.com
TSZ22111
• 15 • 001
BU21180FS
TSZ02201-0L5L0F300930-1-2
06.Aug.2018 Rev.002
0x57: State of IC
Name:
RUN_STATE
Address:
0x57
Description:
This register shows the state of IC.
RUN_AFE: This bit shows the state of sensor.
0: Under suspension
1: Under detection
RUN_CAL: This bit shows the state of calibration.
0: Under no-calibration
1: Under calibration
Address
R/W
Initial
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
0x57
R
0x00
-
-
-
-
-
RUN_CAL
RUN_AFE
-
0x58: Calibration Failure Number of Times
Name:
NUM_FALCAL
Address:
0x58
Description:
This register shows the number of times of calibration failure. It is incremented every time calibration fails.
When it reaches 255, the next will be 0.
Address
R/W
Initial
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
0x58
R
0x00
NUM_FALCAL[7:0]
0x5F: Firmware Version
Name:
FW_VER
Address:
0x5F
Description:
This register shows the firmware version.
Address
R/W
Initial
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
0x5F
R
0x09
FW_VER[7:0]



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