RF31 Hope Microelectronics co., Ltd, RF31 Datasheet - Page 87

• Manufacturer Part Number: RF31
• Description: Rf31 Ism Receiver
• Manufacturer: Hope Microelectronics co., Ltd

Register 1Ah. Low Battery Detector Threshold
Reset value = xxx10100
Register 1Bh. Battery Voltage Level
Reset value = xxxxxxxx
*Note: The threshold can be calculated as V
Name
Name
Type
Type
7：5
4：0
7：5
4：0
Bit
Bit
Bit
Bit
Tel: [phone]
D7
D7
Reserved
Reserved
vbat[4:0]
lbdt[4:0]
Name
Name
Reserved
Reserved
R
R
D6
D6
Reserved.
Low Battery Detector Threshold.
This threshold is compared to Battery Voltage Level. If the Battery Voltage is
less than the threshold the Low Battery Interrupt is set. Default = 2.7 V.*
Reserved.
Battery Voltage Level.
The battery voltage is converted by a 5 bit ADC. In Sleep Mode the register is
updated in every 1 s. In other states it measures continuously.
Fax: [phone]
D5
threshold
D5
= 1.7 + lbdt x 50 mV.
D4
D4
E-mail: [e-mail]
Function
Function
D3
D3
vbat[4:0]
lbdt[4:0]
D2
R/
D2
R
w
http://www.hoperf.com
D1
D1
R F 3 1
D0
D0
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