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LPC3250 Developer’s Kit
v2
-
User’s Guide
Page
26
Copyright 20
12
© Embedded Artists AB
Figure
12
–
Serial Expansi
on Connecto
r
Signals
LPC
3250
GPIO29_SPI-CLK
SPI1_CLK
GPIO31_SPI-MISO
SPI1_DATIN
GPIO32_SPI-MOSI
SPI1_DATIO
GPIO69
P2.7
SIE_UART_R
XD
U1_RX, UAR
T#1 is us
ed
SIE_UART_TX
D
U1_TX, UART#1 is u
sed
I2C
-SCL
I2C1_SCL
I2C
-SDA
I2C1_SDA
GPIO42
GPO_14
GPIO72
GPI_07
GPIO37_AIN0
AIN0
GPIO38_AIN1
AIN1
Serial Expansi
on Connector
J15
1
2
...
21
22
23
24
25
26
27
28
29
30
31
...
65
66
LPC3250 Developer’s Kit v2
1
User’s Guide
1
Embedded Artists AB
2
Table of Contents
3
5 Getting Started 48
4
7 Troubleshooting 64
4
8 Further Information 66
5
2 Introduction
7
2.2 ESD Precaution
8
2.3 General Handling Care
9
2.5 CE Assessment
9
Page 10
10
3 LPC3250 OEM Board Design
11
Page 12
12
3.2 Memory Layout
13
3.3 LEDs
14
4 OEM Base Board Design
15
Page 16
16
Page 17
17
4.6 SP5: Debug Interfaces
18
Page 19
19
Page 20
20
Page 21
21
Page 22
22
4.10 SP7: I2C Peripherals
23
4.11 SP8: Analog Input
24
4.12 SP8: Digital IO
25
Page 26
26
Page 27
27
Page 28
28
4.16 SP9: RS232 Interface
29
Page 30
30
4.18 SP10: CAN
31
4.19 SP10: IrDA
32
4.20 SP11: USB Channel 1
33
Page 34
34
4.21 SP12: USB Channel 2
35
Page 36
36
Page 37
37
4.23 SP13: Power Supply
38
Page 39
39
4.25 SP15: I2S Audio Codec
40
Page 41
41
Page 42
42
4.27 Usage of CPU Pins
43
Page 44
44
Page 45
45
Page 46
46
Page 47
47
5 Getting Started
48
Page 49
49
5.4 Booting
50
5.4.1 Kickstart Loader
51
5.4.2 Stage 1 Loader
51
Page 52
52
Page 53
53
Page 54
54
5.4.3 Service Boot
55
Page 56
56
Page 57
57
5.6 Things to Note
58
5.6.2 NAND FLASH Bad Block
58
5.6.4 LPC3250 Peripherals
59
5.6.6 LCD flickering
59
5.6.8 USB OTG Transceiver
60
6 LCD Expansion Connector
61
Page 62
62
Page 63
63
7 Troubleshooting
64
Page 65
65
8 Further Information
66
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