LPC2468FBD208,551 NXP Semiconductors, LPC2468FBD208,551 Datasheet - Page 778

• 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
5.6
5.7
5.8
5.9
5.10
5.11
5.12
5.13
5.14
Chapter 10: LPC24XX General Purpose Input/Output (GPIO)
1
2
3
3.1
3.2
4
5
6
6.1
6.2
6.3
6.4
6.5
6.6
Chapter 11: LPC24XX Ethernet
1
2
3
4
5
5.1
5.2
5.3
5.4
UM10237_4
User manual
How to read this chapter . . . . . . . . . . . . . . . . 194
Basic configuration . . . . . . . . . . . . . . . . . . . . 194
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Pin description . . . . . . . . . . . . . . . . . . . . . . . . 196
Register description . . . . . . . . . . . . . . . . . . . 196
How to read this chapter . . . . . . . . . . . . . . . . 211
Basic configuration . . . . . . . . . . . . . . . . . . . . 211
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . 211
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 212
Ethernet architecture. . . . . . . . . . . . . . . . . . . 213
Pin Function Select Register 5 (PINSEL5 -
0xE002 C014). . . . . . . . . . . . . . . . . . . . . . . . 184
Pin Function Select Register 6 (PINSEL6 -
0xE002 C018). . . . . . . . . . . . . . . . . . . . . . . . 186
Pin Function Select Register 7 (PINSEL7 -
0xE002 C01C) . . . . . . . . . . . . . . . . . . . . . . . 186
Pin Function Select Register 8 (PINSEL8 -
0xE002 C020). . . . . . . . . . . . . . . . . . . . . . . . 187
Pin Function Select Register 9 (PINSEL9 -
0xE002 C024). . . . . . . . . . . . . . . . . . . . . . . . 188
Pin Function Select Register 10 (PINSEL10 -
0xE002 C028). . . . . . . . . . . . . . . . . . . . . . . . 189
Pin Function Select Register 11 (PINSEL11 -
0xE002 C02C) . . . . . . . . . . . . . . . . . . . . . . . 190
Pin Mode select register 0 (PINMODE0 -
0xE002 C040). . . . . . . . . . . . . . . . . . . . . . . . 190
Pin Mode select register 1 (PINMODE1 -
0xE002 C044). . . . . . . . . . . . . . . . . . . . . . . . 191
Digital I/O ports . . . . . . . . . . . . . . . . . . . . . . . 194
Interrupt generating digital ports . . . . . . . . . . 195
GPIO port Direction register IODIR and
FIODIR(IO[0/1]DIR - 0xE002 80[0/1]8 and
FIO[0/1/2/3/4]DIR - 0x3FFF C0[0/2/4/6/8]0) . 199
GPIO port output Set register IOSET and
FIOSET(IO[0/1]SET - 0xE002 80[0/1]4 and
FIO[0/1/2/3/4]SET - 0x3FFF C0[1/3/5/7/9]8) 200
GPIO port output Clear register IOCLR and
FIOCLR (IO[0/1]CLR - 0xE002 80[0/1]C and
FIO[0/1/2/3/4]CLR - 0x3FFF C0[1/3/5/7/9]C) 202
GPIO port Pin value register IOPIN and FIOPIN
(IO[0/1]PIN - 0xE002 80[0/1]0 and
FIO[0/1/2/3/4]PIN - 0x3FFF C0[1/3/5/7/9]4) . 203
Fast GPIO port Mask register
FIOMASK(FIO[0/1/2/3/4]MASK -
0x3FFF C0[1/3/5/7/9]0) . . . . . . . . . . . . . . . . 205
GPIO interrupt registers . . . . . . . . . . . . . . . . 207
Partitioning . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Example PHY Devices . . . . . . . . . . . . . . . . . 215
DMA engine functions . . . . . . . . . . . . . . . . . 215
Overview of DMA operation . . . . . . . . . . . . . 216
Rev. 04 — 26 August 2009
5.15
5.16
5.17
5.18
5.19
5.20
5.21
5.22
6.6.1
6.6.2
6.6.3
6.6.4
6.6.5
6.6.6
7
7.1
7.2
7.3
7.4
5.5
6
7
7.1
7.1.1
7.1.2
Chapter 36: LPC24XX Supplementary information
GPIO usage notes . . . . . . . . . . . . . . . . . . . . . 209
Pin description . . . . . . . . . . . . . . . . . . . . . . . 217
Register description . . . . . . . . . . . . . . . . . . . 218
Pin Mode select register 2 (PINMODE2 -
0xE002 C048) . . . . . . . . . . . . . . . . . . . . . . . 191
Pin Mode select register 3 (PINMODE3 -
0xE002 C04C) . . . . . . . . . . . . . . . . . . . . . . . 191
Pin Mode select register 4 (PINMODE4 -
0xE002 C050) . . . . . . . . . . . . . . . . . . . . . . . 191
Pin Mode select register 5 (PINMODE5 -
0xE002 C054) . . . . . . . . . . . . . . . . . . . . . . . 192
Pin Mode select register 6 (PINMODE6 -
0xE002 C058) . . . . . . . . . . . . . . . . . . . . . . . 192
Pin Mode select register 7 (PINMODE7 -
0xE002 C05C) . . . . . . . . . . . . . . . . . . . . . . . 192
Pin Mode select register 8 (PINMODE8 -
0xE002 C060) . . . . . . . . . . . . . . . . . . . . . . . 192
Pin Mode select register 9 (PINMODE9 -
0xE002 C064) . . . . . . . . . . . . . . . . . . . . . . . 193
GPIO overall Interrupt Status register (IOIntStatus
- 0xE002 8080) . . . . . . . . . . . . . . . . . . . . . . 207
GPIO Interrupt Enable for Rising edge register
(IO0IntEnR - 0xE002 8090 and IO2IntEnR -
0xE002 80B0) . . . . . . . . . . . . . . . . . . . . . . . 207
GPIO Interrupt Enable for Falling edge register
(IO0IntEnF - 0xE002 8094 and IO2IntEnF -
0xE002 80B4) . . . . . . . . . . . . . . . . . . . . . . . 207
GPIO Interrupt Status for Rising edge register
(IO0IntStatR - 0xE002 8084 and IO2IntStatR -
0xE002 80A4) . . . . . . . . . . . . . . . . . . . . . . . 208
GPIO Interrupt Status for Falling edge register
(IO0IntStatF - 0xE002 8088 and IO2IntStatF -
0xE002 80A8) . . . . . . . . . . . . . . . . . . . . . . . 208
GPIO Interrupt Clear register (IO0IntClr -
0xE002 808C and IO2IntClr - 0xE002 80AC) 208
Example 1: sequential accesses to IOSET and
IOCLR affecting the same GPIO pin/bit . . . . 209
Example 2: an instantaneous output of 0s and 1s
on a GPIO port. . . . . . . . . . . . . . . . . . . . . . . 209
Writing to IOSET/IOCLR vs. IOPIN . . . . . . . 210
Output signal frequency considerations when
using the legacy and enhanced GPIO
registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210
Ethernet Packet . . . . . . . . . . . . . . . . . . . . . . 216
Ethernet MAC register definitions . . . . . . . . 220
MAC Configuration Register 1 (MAC1 -
0xFFE0 0000) . . . . . . . . . . . . . . . . . . . . . . . 221
MAC Configuration Register 2 (MAC2 -
0xFFE0 0004) . . . . . . . . . . . . . . . . . . . . . . . 221
UM10237
© NXP B.V. 2009. All rights reserved.
778 of 792