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LPC2141 Datasheet(Fiches technique) 3 Page - NXP Semiconductors

Numéro de pièce LPC2141
Description  Single-chip 16-bit/32-bit microcontrollers; up to 512 kB flash with ISP/IAP, USB 2.0 full-speed device, 10-bit ADC and DAC
Télécharger  38 Pages
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Fabricant  PHILIPS [NXP Semiconductors]
Site Internet  http://www.nxp.com
Logo 

 
 3 page
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9397 750 14985
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Preliminary data sheet
Rev. 01 — 3 October 2005
3 of 38
Philips Semiconductors
LPC2141/42/44/46/48
Single-chip 16-bit/32-bit microcontrollers
4.
Block diagram
(1) Pins shared with GPIO.
(2) LPC2144/46/48 only.
(3) USB DMA controller with 8 kB of RAM accessible as general purpose RAM and/or DMA is available in LPC2146/48 only.
(4) LPC2142/44/46/48 only.
Fig 1.
Block diagram
002aab560
system
clock
TRST(1)
TMS(1)
TCK(1)
TDI(1)
TDO(1)
XTAL2
XTAL1
AMBA AHB
(Advanced High-performance Bus)
INTERNAL
FLASH
CONTROLLER
AHB BRIDGE
TEST/DEBUG
INTERFACE
AHB
DECODER
AHB TO VPB
BRIDGE
VPB
DIVIDER
VECTORED
INTERRUPT
CONTROLLER
SYSTEM
FUNCTIONS
PLL0
USB
clock
PLL1
SYSTEM
CONTROL
32 kB/64 kB/128 kB/
256 kB/512 kB
FLASH
ARM7TDMI-S
LPC2141/42/44/46/48
INTERNAL
SRAM
CONTROLLER
8 kB/16 kB/
32 kB
SRAM
ARM7 local bus
VPB (VLSI
peripheral bus)
SCL0, SCL1
SDA0, SDA1
4
× CAP0
4
× CAP1
8
× MAT0
8
× MAT1
I2C-BUS SERIAL
INTERFACES 0 AND 1
CAPTURE/COMPARE
(W/EXTERNAL CLOCK)
TIMER 0/TIMER 1
EINT3 to EINT0
EXTERNAL
INTERRUPTS
D+
D
UP_LED
CONNECT
VBUS
USB 2.0 FULL-SPEED
DEVICE CONTROLLER
WITH DMA(3)
SCK0, SCK1
MOSI0, MOSI1
MISO0, MISO1
AD0[7:6] and
AD0[4:1]
AD1[7:0](2)
SSEL0, SSEL1
SPI AND SSP
SERIAL INTERFACES
A/D CONVERTERS
0 AND 1(2)
TXD0, TXD1
RXD0, RXD1
DSR1(2),CTS1(2),
RTS1(2), DTR1(2)
DCD1(2),RI1(2)
AOUT(4)
UART0/UART1
D/A CONVERTER
P0[31:28] and
P0[25:0]
P1[31:16]
RTXC2
RTXC1
V
BAT
REAL-TIME CLOCK
GENERAL
PURPOSE I/O
PWM6 to PWM0
WATCHDOG
TIMER
PWM0
P0[31:28] and
P0[25:0]
P1[31:16]
FAST GENERAL
PURPOSE I/O
8 kB RAM
SHARED WITH
USB DMA(3)
RST




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