5.5 Manufacturer ID Register
This register is used to identify the manufacturer of the device in order to perform manufacturer-specific operation. The Manufacturer ID for the MCP9808 is 0x0054 (hexadecimal).
R-0 | R-0 | R-0 | R-0 | R-0 | R-0 | R-0 | R-0 |
Manufacturer ID | |||||||
bit 15 | bit 8 | ||||||
R-0 | R-1 | R-0 | R-1 | R-0 | R-1 | R-0 | R-0 |
Manufacturer ID | |||||||
bit 7 | bit 0 | ||||||
R = Readable bit | W = Writable bit | U = Unimplemented bit, read as ‘0’ | |||||
-n = Value at POR | ‘1’ = Bit is set | ‘0’ = Bit is cleared | x = Bit is unknown | ||||
15-0 | Device Manufacturer Identification bits |

Note: It is not necessary to select the Register Pointer if it was set from the previous read/write.