LPC2468FBD208,551 NXP Semiconductors, LPC2468FBD208,551 Datasheet - Page 413

• Manufacturer Part Number: LPC2468FBD208,551
• Description: IC ARM7 MCU FLASH 512K 208-LQFP
• Manufacturer: NXP Semiconductors
• Series: LPC2400r

Specifications of LPC2468FBD208,551

• Program Memory Type: FLASH
• Program Memory Size: 512KB (512K x 8)
• Package / Case: 208-LQFP
• 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
• 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: 568-4261; 935282457551; LPC2468FBD208-S

NXP Semiconductors
UM10237_4
User manual
Fig 60. Hardware support for B-device switching from peripheral state to host state
drive J on internal host controller port
yes
connect from A-device detected?
set HNP_SUCCESS
set PORT_FUNC[0]
and SE0 on U1
Figure 15–61
the hardware actions setting REMOVE_PU, HNP_SUCCESS, AND HNP_FAILURE. The
relationship of the software actions to the Dual-Role B-Device states is also shown.
B-device states are in bold font with a circle around them.
yes
no
no
no
disconnect device controller from U1
wait 25 μs for bus to settle
bus reset/resume detected?
B_HNP_TRACK = 1 ?
B_HNP_TRACK = 0
set REMOVE_PU
PU_REMOVED set?
shows the actions that the OTG software stack should take in response to
bus suspended ?
idle
no
Rev. 04 — 26 August 2009
no
SE0 sent by host?
bus reset/resume detected?
yes
Chapter 15: LPC24XX USB OTG controller
no
no
yes
reconnect port U1 to the
clear B_HNP_TRACK,
clear PU_REMOVED
set HNP_FAILURE,
PU_REMOVED set?
device controller
connect U1 to host controller
clear B_HNP_TRACK
clear PU_REMOVED
yes
reconnect port U1 to the
device controller
UM10237
© NXP B.V. 2009. All rights reserved.
413 of 792