MCP795WXX/MCP795BXX
5.0
TIME AND CONFIGURATION REGISTERS
REGISTER 5-1:
HUNDREDTHS OF SECONDS 0X00
RW
RW
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 Tenth Seconds
bit 3-0 Hundredths of Seconds
Note:
Contains the BCD Tens and Hundredths of seconds
REGISTER 5-2:
RW
SECONDS 0X01
RW
RW
ST (CT)
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 (CT)
Setting this bit ‘1’ starts the oscillator and clearing this bit ‘0’ stops the on-board oscillator. For the
MCP795BXX devices the ST bit is replaced by the CT bit. Setting this bit starts the timekeeping registers
counting.
bit 6-4 10 Seconds
bit 3-0 Seconds
Note:
Contains the BCD seconds and 10 seconds. The range is 00 to 59.
REGISTER 5-3:
MINUTES 0X02
RW
U
RW
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
bit 6-4 10 Minutes
bit 3-0 Minutes
Note:
Contains the BCD minutes and 10 minutes. The range is 00 to 59.
DS22280A-page 12
Preliminary
2011 Microchip Technology Inc.