lpc2470fet208 NXP Semiconductors, lpc2470fet208 Datasheet - Page 64

• Manufacturer Part Number: lpc2470fet208
• Description: Flashless 16-bit/32-bit Micro; Ethernet, Can, Lcd, Usb 2.0 Device/host/otg, External Memory Interface
• Manufacturer: NXP Semiconductors

NXP Semiconductors
LPC2470_0
Preliminary data sheet
Fig 15. LPC2470 USB OTG port configuration: USB port 1 host, USB port 2 host
Fig 16. Booting from two 8 bit memory chips
11.3 Suggested boot memory interface solutions
LPC24XX
A[a_b:1]
“a_m“ and “a_b“ in the following figures refer to the highest order address line of the
memory chip and the highest order microcontroller’s address line used respectively.
CS1
OE
D[15:8]
BLS[1]
USB_UP_LED1
USB_D+1
USB_D1
USB_PWRD1
USB_OVRCR1
USB_PPWR1
USB_PPWR2
USB_OVRCR2
USB_PWRD2
USB_D+2
USB_D2
USB_UP_LED2
A[a_m:0]
IO[7:0]
33 :
33 :
33 :
33 :
WE
OE
CE
Rev. 00.01 — 5 October 2007
5 V
MEMORY
15 k:
15 k:
8-bit
ENA
ENB
IN
15 k:
15 k:
V
DD
LM3526-L
V
DD
BLS[0]
D[7:0]
FLAGA
OUTA
OUTB
FLAGB
A[a_m:0]
IO[7:0]
WE
OE
CE
V
V
DD
DD
MEMORY
V
V
8-bit
002aad322
Fast communication chip
V
BUS
BUS
V
D+
D+
D
D
SS
SS
002aac709
USB-A
connector
USB-A
connector
LPC2470
© NXP B.V. 2007. All rights reserved.
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