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| LPC2290_15 Datasheet, PDF (3/41 Pages) NXP Semiconductors – 16/32-bit ARM microcontroller with CAN, 10-bit ADC and external memory interface | |||
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NXP Semiconductors
4. Block diagram
LPC2290
16/32-bit ARM microcontroller with external memory interface
TMS(1) TDI(1)
TRST(1) TCK(1) TDO(1)
XTAL2
XTAL1 RST
P0[31:0]
P1[31:16], P1[1:0]
LPC2290
LPC2290/01
FAST GENERAL
PURPOSE I/O(3)
ARM7 local
bus
TEST/DEBUG
INTERFACE
ARM7TDMI-S
AHB BRIDGE
PLL
system
clock
SYSTEM
FUNCTIONS
VECTORED
INTERRUPT
CONTROLLER
AMBA Advanced High-performance
Bus(AHB)
EINT3 to EINT0
4 Ã CAP0
4 Ã CAP1
4 Ã MAT0
4 Ã MAT1
AIN3 to AIN0
AIN7 to AIN4
P0[30:0]
P1[31:16], P1[1:0]
P2[31:0]
P3[31:0]
PWM6 to PWM1
INTERNAL
SRAM
CONTROLLER
16/64 kB
SRAM
EXTERNAL
INTERRUPTS
CAPTURE/
COMPARE
TIMER 0/TIMER 1
A/D CONVERTER
GENERAL
PURPOSE I/O
PWM0
REAL-TIME CLOCK
AHB
DECODER
AHB TO APB APB
BRIDGE DIVIDER
Advanced
Peripheral Bus
(APB)
EXTERNAL MEMORY
CONTROLLER
I2C-BUS SERIAL
INTERFACE
SPI AND SSP(3)
SERIAL INTERFACES
0 AND 1
UART0/UART1
CAN
WATCHDOG
TIMER
SYSTEM
CONTROL
CS3 to CS0(2)
A23 to A0(2)
BLS3 to BLS0(2)
OE, WE(2)
D31 to D0(2)
SCL
SDA
SCK0, SCK1
MOSI0, MOSI1
MISO0, MISO1
SSEL0, SSEL1
TXD0, TXD1
RXD0, RXD1
DSR1, CTS1,
DCD1, RI1
TD2, TD1
RD2, RD1
(1) When test/debug interface is used, GPIO/other functions sharing these pins are not available.
(2) Pins shared with GPIO.
(3) Available in LPC2290/01 only.
Fig 1. Block diagram
002aaa796
LPC2290_3
Product data sheet
Rev. 03 â 16 November 2006
© NXP B.V. 2006. All rights reserved.
3 of 41
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