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P89LPC9408 Datasheet(PDF) 5 Page - NXP Semiconductors

Part No. P89LPC9408
Description  8-bit microcontroller with two-clock 80C51 core 8 kB 3 V byte-erasable flash, 32 segment x 4 LCD driver, 10-bit ADC
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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P89LPC9408 Datasheet(HTML) 5 Page - NXP Semiconductors

 
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P89LPC9408_1
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 01 — 16 December 2005
5 of 69
Philips Semiconductors
P89LPC9408
8-bit two-clock 80C51 core with 32 segment
× 4 LCD driver, 10-bit ADC
5.
Functional diagram
Fig 3.
LCD display controller block diagram
002aab470
LCD
VOLTAGE
SELECTOR
BACKPLANE
OUTPUTS
INPUT
BANK
SELECTOR
POWER-
ON
RESET
DISPLAY
RAM
40
× 4 BITS
OUTPUT
BANK
SELECTOR
SUB-
ADDRESS
COUNTER
DATA
POINTER
BLINKER
TIMING
OSCILLATOR
DISPLAY
CONTROLLER
COMMAND
DECODER
I2C-BUS
CONTROLLER
INPUT
FILTERS
DISPLAY SEGMENT OUTPUTS
LCD BIAS
GENERATOR
BP0
A0
A1
A2
BP1 BP2 BP3
S0 TO S39
DISPLAY LATCH
SHIFT REGISTER
SA0
SDA
SCL
OSC
SYNC
CLK
VSS
VDD
VLCD
Fig 4.
P89LPC9408 functional diagram
VDD
VSS
PORT 0
PORT 3
TXD
RXD
T0
INT0
INT1
RST
SCL
SDA
002aab776
CMP2
CIN2B
CIN2A
CIN1B
CIN1A
CMPREF
CMP1
T1
XTAL2
XTAL1
KBI0
KBI1
KBI2
KBI3
KBI4
KBI5
KBI6
KBI7
MOSI
MISO
SS
SPICLK
AD00
AD01
AD02
AD03
AD05
PORT 1
PORT 2
P89LPC9408
OCB
OCC
ICB
OCD
OCA
ICA
AD04
AD07
AD06
CLKOUT


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