LPC2468FET208,551 NXP Semiconductors, LPC2468FET208,551 Datasheet - Page 37

• 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

NXP Semiconductors
UM10237_4
User manual
Masters with the same priority value are scheduled on a round-robin basis.
Table 35.
[1]
Bit
0
2:1
3
7:4
9:8
11:10 -
13:12 EP1
15:14 -
17:16 EP2
31:18 -
Allowed values for nn are: 10 (high priority) and 01 (low priority).
Symbol
scheduler
break_burst
quantum_type
quantum_size
default_master
AHB Arbiter Configuration register 2 (AHBCFG2 - address 0xE01F C18C) bit
description
Rev. 04 — 26 August 2009
Value Description
0
1
00
01
10
11
0
1
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
nn
-
nn
-
nn
-
Break all defined length bursts (the CPU does not create
Master 2 (Ethernet) is the default master.
Priority scheduling.
Uniform (round-robin) scheduling.
defined bursts).
Break all defined length bursts greater than four-beat.
Break all defined length bursts greater than eight-beat.
Never break defined length bursts.
A quantum is an AHB clock.
A quantum is an AHB bus cycle.
Controls the type of arbitration and the number of quanta
before re-arbiration occurs.
Preemptive, re-arbitrate after 1 AHB quantum.
Preemptive, re-arbitrate after 2 AHB quanta.
Preemptive, re-arbitrate after 4 AHB quanta.
Preemptive, re-arbitrate after 8 AHB quanta.
Preemptive, re-arbitrate after 16 AHB quanta.
Preemptive, re-arbitrate after 32 AHB quanta.
Preemptive, re-arbitrate after 64 AHB quanta.
Preemptive, re-arbitrate after 128 AHB quanta.
Preemptive, re-arbitrate after 256 AHB quanta.
Preemptive, re-arbitrate after 512 AHB quanta.
Preemptive, re-arbitrate after 1024 AHB quanta.
Preemptive, re-arbitrate after 2048 AHB quanta.
Preemptive, re-arbitrate after 4096 AHB quanta.
Preemptive, re-arbitrate after 8192 AHB quanta.
Preemptive, re-arbitrate after 16384 AHB quanta.
Non- preemptive, infinite AHB quanta.
Reserved.
External priority for master 1 (CPU).
Reserved.
External priority for master 2 (Ethernet).
Reserved. User software should not write ones to
reserved bits. The value read from a reserved bit is not
defined.
Chapter 3: LPC24XX System control
UM10237
© NXP B.V. 2009. All rights reserved.
37 of 792
Reset
value
1
10
0100
01
-
00
-
NA
0
00