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harman/kardon
ESMT
PIN Description
Symbol
Pin Name
SCK
Serial Clock
SI
Serial Data Input
SO
Serial Data Output
Chip Enable
CE
Write Protect
WP
HOLD
VDD
Power Supply
VSS
Ground
Elite Semiconductor Memory Technology Inc.
To provide the timing for serial input and
output operations
To transfer commands, addresses or data
serially into the device.
Data is latched on the rising edge of SCK.
To transfer data serially out of the device.
Data is shifted out on the falling edge of
SCK.
To activate the device when CE is low.
The Write Protect ( WP ) pin is used to
enable/disable BPL bit in the status
register.
To temporality stop serial communication
Hold
with SPI flash memory without resetting
the device.
To provide power.
Functions
AVR 360/230 Service Manual
F25L004A
Publication Date: Apr. 2007
Revision:
1.2
Page 61 of 138
3/32
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