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Pin description
Pin No.
1, 2, 3
5
6
7
8
4
The memory device is compatible with the I2C memory standard. This is a two wire serial
interface that uses a bi-directional data bus and serial clock. The memory carries a built-in 4-bit
unique device type identifier code (1010) in accordance with the I2C bus definition.
Serial Clock (SCL)
The SCL input is used to strobe all data in and out of the memory.
Serial Data (SDA)
The SDA pin is bi-directional, and is used to transfer data in or out of the memory.
Name
A0, A1, A2
SDA
SCL
WP
Vcc
Vss
Description
Device address - not used
Serial Data/Address Input/Output
Serial clock
Write control
Supply voltage
Ground
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CP-530 Service Manual
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