24lcs21 Microchip Technology Inc., 24lcs21 Datasheet - Page 7

• Manufacturer Part Number: 24lcs21
• Description: 1k 2.5v Dual Mode I 2 C? Serial Eeprom
• Manufacturer: Microchip Technology Inc.

3.1.6
After generating a Start condition, the bus master
transmits the slave address consisting of a 7-bit device
code ‘1010000’ for the 24LCS21.
The eighth bit of the slave address determines whether
the master device wants to read or write to the
24LCS21 (Figure 3-5).
The 24LCS21 monitors the bus for its corresponding
slave
Acknowledge bit if the slave address was true and it is
not in a programming mode.
© 2005 Microchip Technology Inc.
Operation
Read
Write
address
SLAVE ADDRESS
continuously.
Slave Address
1010000
1010000
It
generates
R/W
1
0
an
FIGURE 3-5:
1
Start
0
1
Slave Address
CONTROL BYTE
ALLOCATION
0
0
24LCS21
Read/Write
0
DS21127F-page 7
R/W
0
A