p89lpc9351 NXP Semiconductors, p89lpc9351 Datasheet - Page 40

• Manufacturer Part Number: p89lpc9351
• Description: 8-bit Microcontroller With Accelerated Two-clock 80c51 Core 8 Kb 3 V Byte-erasable ?ash With 8-bit Adc
• Manufacturer: NXP Semiconductors

NXP Semiconductors
P89LPC9351_1
Preliminary data sheet
Fig 13. I
P1.3/SDA
P1.2/SCL
2
C-bus serial interface block diagram
Rev. 01 — 19 November 2008
OUTPUT
OUTPUT
FILTER
FILTER
STAGE
STAGE
INPUT
INPUT
P1.3
P1.2
status bus
I2SCLH
overflow
I2SCLL
I2CON
I2STAT
timer 1
AND SYNC LOGIC
SERIAL CLOCK
BIT COUNTER /
ARBITRATION
GENERATOR
SCL DUTY CYCLE REGISTERS
ADDRESS REGISTER
CONTROL REGISTERS AND
SHIFT REGISTER
DECODER
COMPARATOR
STATUS
STATUS REGISTER
8-bit microcontroller with 8-bit ADC
8
CONTROL
TIMING
LOGIC
P89LPC9351
AND
I2DAT
8
8
8
ACK
I2ADR
© NXP B.V. 2008. All rights reserved.
interrupt
CCLK
002aaa899
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