LPC2470_1109 NXP [NXP Semiconductors], LPC2470_1109 Datasheet - Page 72
LPC2470_1109
Manufacturer Part Number
LPC2470_1109
Description
Flashless 16-bit/32-bit microcontroller; Ethernet, CAN, LCD, USB 2.0 device/host/OTG, external memory interface
Manufacturer
NXP [NXP Semiconductors]
Datasheet
1.LPC2470_1109.pdf
(91 pages)
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NXP Semiconductors
Table 21.
[1]
[2]
[3]
[4]
[5]
LPC2470
Product data sheet
External
pin
LCDVD[2]
LCDVD[1]
LCDVD[0]
LCDLP
LCDENAB/
LCDM
LCDFP
LCDDCLK
LCDLE
LCDPWR
LCDCLKIN P2[11]
Fig 21. Booting from two 8-bit memory chips
ETM replaced with LCD pins.
External interrupt pins EINT1, EINT2, EINT3 replaced with LCD pins.
Timer pins MAT2[0] and MAT2[1] replaced with LCD pins.
USB OTG pins replaced with LCD pins.
I
2
S pins replaced with LCD pins.
LCD panel connections for TFT panels
TFT 12 bit (4:4:4 mode) TFT 16 bit (5:6:5 mode)
LPC2470
pin used
-
-
-
P2[5]
P2[4]
P2[3]
P2[2]
P2[1]
P2[0]
14.2 Suggested boot memory interface solutions
[1]
[1]
[1]
[1]
[1]
[1]
[2]
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
LCD
function
-
-
-
LCDLP
LCDENAB/
LCDM
LCDFP
LCDDCLK
LCDLE
LCDPWR
LCDCLKIN P2[11]
OE
D[15:8]
BLS1
LPC2470
pin used
-
-
-
P2[5]
P2[4]
P2[3]
P2[2]
P2[1]
P2[0]
A[a_m:0]
All information provided in this document is subject to legal disclaimers.
IO[7:0]
[1]
[1]
[1]
[1]
[1]
[1]
WE
OE
CE
[2]
Rev. 4 — 8 September 2011
MEMORY
8-bit
LCD
function
-
-
-
LCDLP
LCDENAB/
LCDM
LCDFP
LCDDCLK
LCDLE
LCDPWR
LCDCLKIN
TFT 16 bit (1:5:5:5 mode) TFT 24 bit
LPC2470 pin
used
P4[28]
-
-
P2[5]
P2[4]
P2[3]
P2[2]
P2[1]
P2[0]
P2[11]
D[7:0]
BLS0
[1]
[1]
[1]
[1]
[1]
[1]
[2]
[3]
Flashless 16-bit/32-bit microcontroller
A[a_m:0]
IO[7:0]
LCD
function
intensity
-
-
LCDLP
LCDENAB/
LCDM
LCDFP
LCDDCLK
LCDLE
LCDPWR
LCDCLKIN P2[11]
WE
OE
CE
MEMORY
8-bit
002aad322
LPC2470
pin used
P4[28]
P0[5]
P0[4]
P2[5]
P2[4]
P2[3]
P2[2]
P2[1]
P2[0]
[5]
[5]
[1]
[1]
[1]
[1]
[1]
[1]
LPC2470
[2]
[3]
© NXP B.V. 2011. All rights reserved.
LCD
function
RED2
RED1
RED0
LCDLP
LCDENAB/L
CDM
LCDFP
LCDDCLK
LCDLE
LCDPWR
LCDCLKIN
72 of 91
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