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LPC1225FBD48321 Datasheet(PDF) 5 Page - NXP Semiconductors

Part No. LPC1225FBD48321
Description  32-bit ARM Cortex-M0 microcontroller; up to 128 kB flash and 8 kB SRAM
Download  60 Pages
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Maker  NXP [NXP Semiconductors]
Homepage  http://www.nxp.com
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LPC1225FBD48321 Datasheet(HTML) 5 Page - NXP Semiconductors

 
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LPC122X
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2011. All rights reserved.
Objective data sheet
Rev. 1.1 — 21 February 2011
5 of 60
NXP Semiconductors
LPC122x
32-bit ARM Cortex-M0 microcontroller
5.
Block diagram
Fig 1.
LPC122x block diagram
ARM
CORTEX-M0
TEST/DEBUG
INTERFACE
MICRO DMA
CONTROLLER
system
bus
CLOCK
GENERATION,
POWER CONTROL,
SYSTEM
FUNCTIONS
XTALIN
XTALOUT
RESET
SWD
CRC
ENGINE
LPC122x
master
32/48/64/80/
96/128 kB
FLASH
slave
4/8 kB
SRAM
slave
ROM
slave
slave
slave
slave
002aaf269
GPIO ports
WINDOWED WDT
IOCONFIG
RTC
32 kHz OSCILLATOR
SYSTEM CONTROL
CLKOUT
SSP/SPI
UART0 RS-485
I2C
32-bit COUNTER/TIMER 0
SCK
SSEL
MISO
MOSI
4 × MAT
4 × CAP
SDA
SCL
UART1
TXD1
TXD0
RXD1
RXD0
32-bit COUNTER/TIMER 1
4 × MAT
4 × CAP
16-bit COUNTER/TIMER 0
2 × MAT
2 × CAP
16-bit COUNTER/TIMER 1
2 × MAT
2 × CAP
DTR0, DSR0, CTS0,
DCD0, RI0, RTS0
10-bit ADC
MICRO DMA REGISTERS
COMPARATOR0/1
AD[7:0]
ACMP0_I[3:0]
ACMP1_O
ACMP1_I[3:0]
VREF_CMP
ACMP0_O
AHB-LITE BUS
AHB-APB
BRIDGE
HIGH-SPEED
GPIO
RTCXOUT
RTCXIN
IRC, OSCILLATORS
POR
BOD
clocks and controls
Grey-shaded blocks represent peripherals
with connection to the micro DMA


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