LPC2468FET208,551 NXP Semiconductors, LPC2468FET208,551 Datasheet - Page 755
LPC2468FET208,551
Manufacturer Part Number
LPC2468FET208,551
Description
IC ARM7 MCU FLASH 512K 208TFBGA
Manufacturer
NXP Semiconductors
Series
LPC2400r
Specifications of LPC2468FET208,551
Program Memory Type
FLASH
Program Memory Size
512KB (512K x 8)
Package / Case
208-TFBGA
Core Processor
ARM7
Core Size
16/32-Bit
Speed
72MHz
Connectivity
CAN, EBI/EMI, Ethernet, I²C, Microwire, MMC, SPI, SSI, SSP, UART/USART, USB OTG
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number Of I /o
160
Ram Size
98K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 1x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
LPC24
Core
ARM7TDMI-S
Data Bus Width
16 bit, 32 bit
Data Ram Size
98 KB
Interface Type
CAN/I2S/ISP/SSP/UART/USB
Maximum Clock Frequency
72 MHz
Number Of Programmable I/os
160
Number Of Timers
6
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
MDK-ARM, RL-ARM, ULINK2, IRD-LPC2468-DEV, SAB-TFBGA208, KSK-LPC2468-PL
Development Tools By Supplier
OM10100
Minimum Operating Temperature
- 40 C
On-chip Adc
8-ch x 10-bit
On-chip Dac
1-ch x 10-bit
Package
208TFBGA
Device Core
ARM7TDMI-S
Family Name
LPC2000
Maximum Speed
72 MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
622-1025 - KIT DEV IND REF DESIGN LPC2468622-1024 - BOARD SCKT ADAPTER FOR TFBGA208568-4358 - DISPLAY QVGA TFT FOR OM10100568-4309 - BOARD EXTENSION LPCSTICK568-4308 - EVAL LPC-STICK WITH LPC2468MCB2400U - BOARD EVAL MCB2400 + ULINK2MCB2400 - BOARD EVAL FOR NXP LPC246X SER622-1005 - USB IN-CIRCUIT PROG ARM7 LPC2K
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
568-4262
935283234551
LPC2468FET208-S
935283234551
LPC2468FET208-S
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LPC2468FET208,551
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UM10237_4
User manual
; /*********************************************************************
; * Setup Vectored Interrupt controller. DCC Rx and Tx interrupts
; * generate Non Vectored IRQ request. rm_init_entry is aware
; * of the VIC and it enables the DBGCommRX and DBGCommTx interrupts.
; * Default vector address register is programmed with the address of
; * Non vectored app_irqDispatch mentioned in this example. User can setup
; * Vectored IRQs or FIQs here.
; *********************************************************************/
; /*********************************************************************
; * Get the address of the User entry point.
; *********************************************************************/
; /*********************************************************************
; * Non vectored irq handler (app_irqDispatch)
; *********************************************************************/
AREA app_irqDispatch, CODE
VICVectAddrOffset EQU 0x30
app_irqDispatch
;User should insert code here if non vectored Interrupt sharing is
;required. Each non vectored shared irq handler must return to
;the interrupted instruction by using the following code.
;
;
;
;
;
;
;
VICBaseAddr
VICDefVectAddrOffset EQU 0x34
LDR
LDR
STR
BL
;enable FIQ and IRQ in ARM Processor
MRS
BIC
MSR
LDR
MOV
;enable interrupt nesting
STMFD sp!, {r12,r14}
MRS
MSR
MSR
MSR
STMFD sp!, {r0}
LDR
STR
LDMFD sp!, {r12,r14,r0}
SUBS pc, r14, #4
;user interrupt did not happen so call rm_irqhandler2. This handler
r0, =VICBaseAddr
r1, =app_irqDispatch
r1, [r0,#VICDefVectAddrOffset]
rm_init_entry
r1, CPSR
r1, r1, #0xC0
CPSR_c, r1
lr, =User_Entry
pc, lr
r12, spsr
cpsr_c,0x1F
cpsr_c, #0x52
spsr, r12
r0, =VICBaseAddr
r1, [r0,#VICVectAddrOffset]
Rev. 04 — 26 August 2009
EQU 0xFFFFF000 ; VIC Base address
;Initialize RealMonitor
; get the CPSR
; enable IRQs and FIQs
; update the CPSR
;Save SPSR in to r12
;Re-enable IRQ, go to system mode
;Disable irq, move to IRQ mode
;Restore SPSR from r12
;Acknowledge Non Vectored irq has finished
;Restore registers
;Return to the interrupted instruction
Chapter 35: LPC24XX RealMonitor
UM10237
© NXP B.V. 2009. All rights reserved.
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