MCP7952X/MCP7951X
5.0
TIME AND CONFIGURATION REGISTERS
REGISTER 5-1:
HUNDREDTHS OF SECONDS 0X00
R/W
R/W
Tenth Seconds
bit 4 bit 3
Hundredths of Seconds
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
bit 7-4
bit 3-0
TENTH SECONDS<3:0>: Tenth Seconds
HUNDREDTHS OF SECONDS<3:0>: Hundredths of Seconds
Note 1: Contains the BCD Tens and Hundredths of Seconds.
REGISTER 5-2:
SECONDS 0X01
R/W
ST
R/W
R/W
10 Seconds
Seconds
bit 7
bit 6
bit 4 bit 3
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
bit 7
ST: Start Oscillator bit
ST is the oscillator Start bit in the MCP795XX devices. Setting this bit to ‘1’ starts the oscillator and
clearing this bit to ‘0’ stops the on-board oscillator.
bit 6-4
bit 3-0
10 SECONDS<2:0>: 10 Seconds
SECONDS<3:0>: Seconds
Note 1: Contains the BCD seconds and 10 seconds. The range is 00 to 59.
REGISTER 5-3:
MINUTES 0X02
U-0
—
R/W
R/W
10 Minutes
Minutes
bit 7
bit 6
bit 4 bit 3
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
bit 7
Unimplemented: Read as ‘0’
10 MINUTES<2:0>: 10 Minutes
MINUTES<3:0>: Minutes
bit 6-4
bit 3-0
Note 1: Contains the BCD minutes and 10 minutes. The range is 00 to 59.
DS22300A-page 12
Preliminary
2012 Microchip Technology Inc.
MAS [ MICRO ANALOG SYSTEMS ]
