Freescale Semiconductor, Inc.
J9356_WR_OP
J9356_WR_ADDR
J9356_WR_DATA
X=3
X=8
X=16
PUT BIT 7 OF
OPCODE
PUT BIT 7 OF
OPCODE
PUT BIT 7 OF
DATA_H ON
ON SER_OUT
SHIFT LEFT
OPCODE
ON SER_OUT
SHIFT LEFT ADDR
X = X-1
SER_OUT
SHIFT LEFT DATA_L
SHIFT LEFT DATA_H
X = X-1
X = X-1
NO
X = 0?
YES
NO
NO
X = 0?
YES
X = 0?
YES
KICK THE
WDOG
RTS
RTS
J9356_WAIT
RTS
J9356_RD_DATA
CS = 1
X=16
KICK THE
WDOG
READ SER_IN
PUT IN C BIT
ROTATE LEFT
DATA_L
ROTATE LEFT
DATA_H
EEPROM
READY?
SER_IN = 0?
YES
X = X-1
NO
NO
X = 0?
CS = 0
RTS
YES
RTS
AN1241/D
For More Information On This Product,
Go to: www.freescale.com
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