S3F80JB

LOW VOLTAGE DETECTOR

 

 

LOW VOLTAGE DETECTOR CONTROL REGISTER (LVDCON)

LVDCON.0 is used flag bit to indicate low battery in IR application or others. When LVD circuit detects LVD_FLAG, LVDCON.0 flag bit is set automatically. The reset value of LVDCON is #00H.

MSB

Low Voltage Detect Control Register (LVDCON)

E0H, Set1, Bank 1, R/W

.7

.6

.5

.4

.3

.2

.1

 

.0

 

LSB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Not used for S3F80J9/S3F80J5

LVD Indicator Flag Bit:

0 = VDD > LVD_Flag Voltage

1 = VDD < LVD_Flag Voltage

NOTE: LVD_Flag Voltage is 2.3V at 8MHz and 2.15V at 4MHz.

Figure 16-2. Low Voltage Detect Control Register (LVDCON)

16-3

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Samsung S3F80JB manual LOW Voltage Detector Control Register Lvdcon, Low Voltage Detect Control Register Lvdcon