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LPC1224FBD64/121,1 产品手册 - NXP（恩智浦）
制造商:
NXP（恩智浦）
分类:
微控制器
封装:
LQFP-64
描述:
NXP LPC1224FBD64/121,1 芯片, MCU, 32位, 48K, 闪存, 4K, 64-LQFP
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LPC1224FBD64/121,1数据手册
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LPC2141_42_44_46_48_3 © NXP B.V. 2007. All rights reserved.
Product data sheet Rev. 03 — 19 October 2007 3 of 39
NXP 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
EMULATION TRACE
MODULE
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
I
2
C-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
ADC0 AND ADC1
(2)
TXD0, TXD1
RXD0, RXD1
DSR1
(2)
,CTS1
(2)
,
RTS1
(2)
, DTR1
(2)
DCD1
(2)
,RI1
(2)
AOUT
(4)
UART0/UART1
DAC
P0[31:28] and
P0[25:0]
P1[31:16]
RTCX2
RTCX1
VBAT
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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