FM3104 Datasheet, PDF (17/22 Pages) List of Unclassifed Manufacturers – Integrated Processor Companion with Memory

By Master
Start
Address
S
Slave Address 1 A
FM3104/16/64/256
No
Acknowledge
Stop
Data Byte
1P
By FM31xxx
Acknowledge Data
Figure 13. Current Address Memory Read
By Master
Start
Address
S
Slave Address 1 A
Acknowledge
No
Acknowledge
Data Byte
A
Data Byte
1P
Stop
By FM31xxx
Acknowledge
Data
Figure 14. Sequential Memory Read
Start
By Master
Address
S
Slave Address 0 A
Address MSB
A
Address LSB
Start
Address
AS
Slave Address 1 A
By FM31xxx
Acknowledge
Figure 15. Selective (Random) Memory Read
No
Acknowledge
Stop
Data Byte
1P
Data
By Master
Start
Address & Data
S
Slave Address 0 A 0 0 0 Address A
Data Byte
Stop
AP
By FM31xxx
Acknowledge
Figure 16. Byte Register Write
* Although not required, it is recommended that A5-A7 in the Register Address byte are
zeros in order to preserve compatibility with future devices.
Rev 0.2
May 2003
Page 17 of 22