MCP98243 Microchip Technology Inc., MCP98243 Datasheet - Page 29

• Manufacturer Part Number: MCP98243
• Description: Memory Module Temperature Sensor W/ Eeprom For Spd
• Manufacturer: Microchip Technology Inc.

5.1.5
This register is used to identify the manufacturer of the
device in order to perform manufacturer specific
operation. The Manufacturer ID for the MCP98243 is
0x0054 (hexadecimal).
REGISTER 5-6:
FIGURE 5-8:
Communication”).
© 2009 Microchip Technology Inc.
bit 15
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 15-0
.
SDA
SCL
R-0
R-0
SDA
SCL
MANUFACTURER ID REGISTER
S
Device Manufacturer Identification Number
1
0
S
2
0
1
0
R-0
R-1
MANUFACTURER ID REGISTER (READ-ONLY) → ADDRESS
Address Byte
Timing Diagram for Reading the Manufacturer ID Register (See Section 4.0 “Serial
3
1
2
0
Address Byte
4
1
3
1
5
A
2
4
1
W = Writable bit
‘1’ = Bit is set
A
6
1
5
A
2
R-0
R-0
7
A
0
A
6
1
MCP98243
W
8
7
A
0
MCP98243
A
C
K
R
8
1
0
A
C
K
2
0
Manuf. ID Pointer
R-0
R-1
1
0
Manufacturer ID
Manufacturer ID
3
0
2
0
4
0
3
0
MSB Data
‘0’ = Bit is cleared
U = Unimplemented bit, read as ‘0’
5
0
4
0
6
1
5
0
R-0
R-0
7
1
0
6
MCP98243
8
0
7
0
A
C
K
8
0
Master
A
C
K
R-0
R-1
1
0
Note:
2
1
3
0
LSB Data
x = Bit is unknown
4
MCP98243
1
It is not necessary to
select
pointer if it was set from
the previous read/write.
5
0
R-0
R-0
‘0000 0110’b
6
1
7
0
DS22153A-page 29
the
8
0
Master
N
A
K
register
R-0
R-0
P
bit 8
bit 0