MCP79510 MAS [Micro Analog systems], MCP79510 Datasheet - Page 12

• Manufacturer Part Number: MCP79510
• Description: 3V SPI Real-Time Clock Calendar with Battery Switchover
• Manufacturer: MAS [Micro Analog systems]

MCP7952X/MCP7951X
5.0
REGISTER 5-1:
REGISTER 5-2:
REGISTER 5-3:
DS22300A-page 12
bit 7
Legend:
R = Readable bit
bit 7-4
bit 3-0
Note 1:
bit 7
Legend:
R = Readable bit
bit 7
bit 6-4
bit 3-0
Note 1:
bit 7
Legend:
R = Readable bit
bit 7
bit 6-4
bit 3-0
Note 1:
R/W
U-0
ST
—
TIME AND CONFIGURATION REGISTERS
Contains the BCD Tens and Hundredths of Seconds.
Contains the BCD seconds and 10 seconds. The range is 00 to 59.
Contains the BCD minutes and 10 minutes. The range is 00 to 59.
TENTH SECONDS<3:0>: Tenth Seconds
HUNDREDTHS OF SECONDS<3:0>: Hundredths of Seconds
bit 6
ST: Start Oscillator bit
ST is the oscillator Start bit in the MCP795XX devices. Setting this bit to ‘1’ starts the oscillator and
10 SECONDS<2:0>: 10 Seconds
SECONDS<3:0>: Seconds
bit 6
Unimplemented: Read as ‘0’
10 MINUTES<2:0>: 10 Minutes
MINUTES<3:0>: Minutes
clearing this bit to ‘0’ stops the on-board oscillator.
Tenth Seconds
HUNDREDTHS OF SECONDS 0
SECONDS 0
MINUTES 0
R/W
W = Writable bit
W = Writable bit
W = Writable bit
10 Seconds
10 Minutes
R/W
R/W
X
X
02
01
Preliminary
bit 4 bit 3
bit 4 bit 3
bit 4 bit 3
X
U = Unimplemented bit, read as ‘0’
U = Unimplemented bit, read as ‘0’
U = Unimplemented bit, read as ‘0’
00
Hundredths of Seconds
Seconds
Minutes
R/W
R/W
R/W
 2012 Microchip Technology Inc.
bit 0
bit 0
bit 0