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89LPC933 View Datasheet(PDF) - NXP Semiconductors.

Part NameDescriptionManufacturer
89LPC933 8-bit microcontroller with accelerated two-clock 80C51 core 4 kB/8 kB/16 kB 3 V byte-erasable flash with 8-bit ADCs NXP
NXP Semiconductors. NXP
89LPC933 Datasheet PDF : 77 Pages
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NXP Semiconductors
5. Block diagram
P89LPC933/934/935/936
8-bit microcontroller with accelerated two-clock 80C51 core
P89LPC933/934/935/936
ACCELERATED 2-CLOCK 80C51 CPU
P3[1:0]
P2[7:0]
P1[7:0]
P0[7:0]
CRYSTAL X1
OR
RESONATOR X2
4 kb/8 kB/16 kB
CODE FLASH
256-BYTE
DATA RAM
internal bus
512-BYTE
AUXILIARY RAM
512-BYTE
DATA EEPROM
(P89LPC935/936)
PORT 3
CONFIGURABLE I/Os
PORT 2
CONFIGURABLE I/Os
PORT 1
CONFIGURABLE I/Os
PORT 0
CONFIGURABLE I/Os
KEYPAD
INTERRUPT
WATCHDOG TIMER
AND OSCILLATOR
PROGRAMMABLE
OSCILLATOR DIVIDER
CPU
clock
CONFIGURABLE
OSCILLATOR
ON-CHIP
RC
OSCILLATOR
Fig 1. Block diagram
UART
I2C-BUS
SPI
REAL-TIME CLOCK/
SYSTEM TIMER
TIMER 0
TIMER 1
ANALOG
COMPARATORS
CCU (CAPTURE/
COMPARE UNIT)
(P89LPC935/936)
ADC1/DAC1
ADC0/DAC0
(P89LPC935/936)
POWER MONITOR
(POWER-ON RESET,
BROWNOUT RESET)
TXD
RXD
SCL
SDA
SPICLK
MOSI
MISO
SS
T0
T1
CMP2
CIN2B
CIN2A
CMP1
CIN1A
CIN1B
OCA
OCB
OCC
OCD
ICA
ICB
AD10
AD11
AD12
AD13
DAC1
AD00
AD01
AD02
AD03
DAC1
002aab070
P89LPC933_934_935_936
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 8 — 12 January 2011
© NXP B.V. 2011. All rights reserved.
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