
71M6513/71M6513H
A Maxim Integrated Products Brand
3 -Phase Energy Meter IC
Note: Clock stretching and multi-master operation are not supported for the I C interface.
DATA SHEET
AUGUST 2011
2
Status
Bit
7
6
5
4
Name
ERROR
BUSY
RX_ACK
TX_ACK
Read/
Write
R
R
R
R
Reset
State
0
0
1
1
Polarity
Positive
Positive
Negative
Negative
Description
1 when an illegal command is received.
1 when serial data bus is busy.
0 indicates that the EEPROM sent an ACK bit.
0 indicates when an ACK bit has been sent to the EEPROM
CMD
0
Operation
No-op. Applying the no-op command will stop the I2C clock
(SCK, DIO4). Failure to issue the no-op command will keep
the SCK signal toggling.
Positive,
2
Receive a byte from EEPROM and send ACK.
3-0
CMD[3:0]
W
0
see CMD
3
Transmit a byte to EEPROM.
Table
5
6
9
Others
Issue a ‘STOP’ sequence.
Receive the last byte from EEPROM and do not send ACK.
Issue a ‘START’ sequence.
No Operation, set the ERROR bit.
Table 56: EECTRL Status Bits
Page: 46 of 104
? 2005-2011 Teridian Semiconductor Corporation