Microchip Technology DM164123 데이터 시트
PICDEM™ System Management
©
2007 Microchip Technology Inc.
DS41304B-page 13
1.5.6
General I
2
C
The I
2
C function is an interface that allows master control of an I
2
C bus. Locate the
Read section of the I
2
C Tab. A Read command can be executed by filling the “Slave
Address [W]” field with the address of the device to be read. The “Word Address” field
should be filled with the word address of the device to be read. Finally, the “Byte Count”
field should be filled with the number of bytes to be read. The results of the command
will be output on the screen to the left.
should be filled with the word address of the device to be read. Finally, the “Byte Count”
field should be filled with the number of bytes to be read. The results of the command
will be output on the screen to the left.
Locate the write section of the I
2
C Tab. A Write command is executed by filling the
“Slave Address [W]” field with the address of the device to be written. The word address
of the first byte to be written should be entered into the “Word Address” field. A single
byte or multiple bytes of data can be filled in the data fields. The results will be shown
on the screen to the left. See Appendix Table B-1 through Table B-4 for device address
and word address details.
of the first byte to be written should be entered into the “Word Address” field. A single
byte or multiple bytes of data can be filled in the data fields. The results will be shown
on the screen to the left. See Appendix Table B-1 through Table B-4 for device address
and word address details.
FIGURE 1-7:
I
2
C™