Difference between revisions of "Micro2451"

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(Created page with "==介绍== Micro2451是友善之臂专门为Micro2440核心板老用户设计的一款替代产品，二者管脚完全兼容，底板共用。它采用ARM926EJ架构的三星...")
 
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−
==介绍==
+
[[Micro2451/zh|查看中文]]
−
Micro2451是友善之臂专门为Micro2440核心板老用户设计的一款替代产品，二者管脚完全兼容，底板共用。它采用ARM926EJ架构的三星S3C2451主控芯片，运行主频400Mhz, 最高可达533Mhz, 由于采用了新的芯片生产工艺，功耗更低，性能更加优越，而且价格也更有优势。
+
==Introduction==
 +
[[File:Micro2451-C01.png|thumb|Overview]]
 +
[[File:Micro2451-A01.png|thumb|Front]]
 +
[[File:Micro2451-B01.png|thumb|Back]]
 +
The Micro2451 CPU board is an ARM9 embedded system that uses the Samsung's ARM926EJ S3C2451 System On Chip (SOC). Its clock is 400M Hz and can be up to 533MHz. As an ideal successor of the Mico2440 it has better performance and lower power consumption.
  
−
==资源特性==
+
The Micro2451 CPU board's pin specifications are identical to the Micro2440 CPU board's and therefore they work with the same carrier board.
−
* CPU: Samsung S3C2451,运行主频400Mhz
+
 
 +
==Features==
 +
* CPU: Samsung S3C2451,Running at 400Mhz
 
* RAM: 64M DDR2
 
* RAM: 64M DDR2
−
* Flash: 标配256M闪存，可选1G
+
* Flash: 256MB SLC NandFlash Default , 1GB Optional
 +
* MicroSD x1：Boot and Storage
 +
* MicroUSB x1：Power Supply Only
 +
* LEDs x5：Power LED x1，User LEDs x4
 +
* Reset Button
 +
* 2.0mm Breakout Headers x3，Include:
 +
** UARTs x3
 +
** I2C x1
 +
** PWMs x4
 +
** USB 1.1 HOST x1
 +
** USB 2.0 Device x1
 +
** MMC/SDIO x1
 +
** IIS x1
 +
** ADCs x7
 +
** SROM Bus 25-bit Address, 16-bit Data and 5 Chip Select
 +
** RGB LCD  24-bit Interface x1
 +
** DVP Camera Interface x1
 +
** Configurable GPIOs or External Interrupts x22
 +
 
 +
==Interfaces==
 +
===Breakout Header Definitions===
 +
[[File:Micro2451-1506-if.png |thumb|400px|Micro2451-1506 Breakout]]
 +
* P1
 +
::{| class="wikitable"
 +
|-
 +
|P1 Pin# || PCB Pin# || Name          || P1 Pin# || PCB Pin# || Name
 +
|-
 +
|1      || 1        || VDD_5V        || 2      || 2        || DGND
 +
|-
 +
|3      || 3        || EINT19/GPG11  || 4      || 4        || EINT18/GPG10
 +
|-
 +
|5      || 5        || EINT17/GPG9    || 6      || 6        || EINT16/GPG8
 +
|-
 +
|7      || 7        || EINT15/GPG7    || 8      || 8        || EINT14/GPG6
 +
|-
 +
|9      || 9        || EINT13/GPG5    || 10      || 10      || EINT11/GPG3
 +
|-
 +
|11      || 11      || EINT12/GPG4    || 12      || 12      || EINT6/GPF6
 +
|-
 +
|13      || 13      || EINT5/GPF5    || 14      || 14      || EINT4/GPF4
 +
|-
 +
|15      || 15      || EINT3/GPF3    || 16      || 16      || EINT2/GPF2
 +
|-
 +
|17      || 17      || EINT1/GPF1    || 18      || 18      || EINT0/GPF0
 +
|-
 +
|19      || 19      || GPL5          || 20      || 20      || MMC0CLK
 +
|-
 +
|21      || 21      || MMC0CMD        || 22      || 22      || MMC0DATA2
 +
|-
 +
|23      || 23      || MMC0DATA3      || 24      || 24      || MMC0DATA0
 +
|-
 +
|25      || 25      || MMC0DATA1      || 26      || 26      || BOOT_CS
 +
|-
 +
|27      || 27      || NC            || 28      || 28      || M_nRESET
 +
|-
 +
|29      || 29      || DM_UDEV        || 30      || 30      || DP_UDEV
 +
|-
 +
|31      || 31      || DM_UHOST      || 32      || 32      || DP_UHOST
 +
|-
 +
|33      || 33      || AIN2          || 34      || 34      || RTC_BATT
 +
|-
 +
|35      || 35      || AIN0          || 36      || 36      || AIN1
 +
|-
 +
|37      || 37      || TOUT2/GPB2    || 38      || 38      || TOUT3/GPB3
 +
|-
 +
|39      || 39      || TCLK/GPB4      || 40      || 40      || IIS0LRCK
 +
|-
 +
|41      || 41      || IIS0SCLK      || 42      || 42      || IIS0CDCLK
 +
|-
 +
|43      || 43      || IIS0SDI        || 44      || 44      || IIS0SDO
 +
|-
 +
|45      || 45      || TOUT0/GPB0    || 46      || 46      || EINT10/GPG2
 +
|-
 +
|47      || 47      || UART2_TX      || 48      || 48      || UART2_RX
 +
|-
 +
|49      || 49      || UART1_TX      || 50      || 50      || UART1_RX
 +
|-
 +
|51      || 51      || UART0_TX      || 52      || 52      || UART0_RX
 +
|-
 +
|53      || 53      || UART0_CTS      || 54      || 54      || USRT0_RTS
 +
|-
 +
|55      || 55      || I2C0SDA        || 56      || 56      || I2C0SCL
 +
|}
 +
* P2
 +
::{| class="wikitable"
 +
|-
 +
|P2 Pin# || PCB Pin# || Name          || P2 Pin# || PCB Pin# || Name
 +
|-
 +
|1      || 57        || AIN6/YM        || 2      || 58        || AIN7/YP
 +
|-
 +
|3      || 59        || AIN8/XM    || 4      || 60        || AIN9/XP
 +
|-
 +
|5      || 61        || LCD R-bit6    || 6      || 62        || LCD R-bit7
 +
|-
 +
|7      || 63        || LCD R-bit4  || 8      || 64        || LCD R-bit5
 +
|-
 +
|9      || 65        || LCD R-bit2    || 10      || 66      || LCD R-bit3
 +
|-
 +
|11      || 67      || LCD R-bit0    || 12      || 68      || LCD R-bit1
 +
|-
 +
|13      || 69      || LCD G-bit6    || 14      || 70      || LCD G-bit7
 +
|-
 +
|15      || 71      || LCD G-bit4    || 16      || 72      || LCD G-bit5
 +
|-
 +
|17      || 73      || LCD G-bit2    || 18      || 74      || LCD G-bit3
 +
|-
 +
|19      || 75      || LCD G-bit0    || 20      || 76      || LCD G-bit1
 +
|-
 +
|21      || 77      || LCD B-bit6    || 22      || 78      || LCD B-bit7
 +
|-
 +
|23      || 79      || LCD B-bit4    || 24      || 80      || LCD B-bit5
 +
|-
 +
|25      || 81      || LCD B-bit2    || 26      || 82      || LCD B-bit3
 +
|-
 +
|27      || 83      || LCD B-bit0    || 28      || 84      || LCD B-bit1
 +
|-
 +
|29      || 85      || TOUT1/GPB1    || 30      || 86      || LCD DEN
 +
|-
 +
|31      || 87      || LCD VSYNC      || 32      || 88      || LCD HSYNC
 +
|-
 +
|33      || 89      || LCD CLK        || 34      || 90      || GPC0
 +
|-
 +
|35      || 91      || Camera DATA7  || 36    || 92      || Camera DATA6
 +
|-
 +
|37      || 93      || Camera DATA5  || 38    || 94      || Camera DATA4
 +
|-
 +
|39      || 95      || Camera DATA3  || 40    || 96      || Camera DATA2
 +
|-
 +
|41      || 97      || Camera DATA1  || 42    || 98      || Camera DATA0
 +
|-
 +
|43      || 99      || Camera XCLK  || 44    || 100      || Camera PCLK
 +
|-
 +
|45      || 101      || Camera VSYNC  || 46    || 102      || Camera HREF
 +
|-
 +
|47      || 103      || EINT20/GPG12  || 48    || 104      || GPJ12
 +
|-
 +
|49      || 105      || VDD_5V        || 50    || 106      || DGND
 +
|}
 +
* P3
 +
::{| class="wikitable"
 +
|-
 +
|P3 Pin# || PCB Pin#  || Name              || P3 Pin# || PCB Pin#  || Name
 +
|-
 +
|1      || 107        || EINT7/GPF7        || 2      || 108        || EINT9/GPG1
 +
|-
 +
|3      || 109        || nRCS1/GPA12      || 4      || 110        || nRCS3/GPA14
 +
|-
 +
|5      || 111        || nRCS2/GPA13      || 6      || 112        || nRCS5/GPA16
 +
|-
 +
|7      || 113        || nRCS4/GPA15      || 8      || 114        || nRWE
 +
|-
 +
|9      || 115        || nROE              || 10      || 116        || nRSTOUT
 +
|-
 +
|11      || 117        || nWAIT            || 12      || 118        || nXDACK0/GPB9
 +
|-
 +
|13      || 119        || SROM ADDR0            || 14      || 120        || nDREQ0/GPB10
 +
|-
 +
|15-38  || 121-144    || SROM ADDR1-24      ||  ||  ||
 +
|-
 +
|39-54  || 145-160    || SROM DATA0-15  ||    ||  ||
 +
|-
 +
|55      || 161        || VDD_5V            || 56      || 162        || DGND
 +
|}
 +
:Some Pin Descriptions:
 +
::#VDD_5V: 4.7-5.6V power supply input. 5V/500mA is recommended.
 +
::#BOOT_CS: Boot mode select signal input. When BOOT_CS is floating or high level, Micro2451 will boot from MicroSD card, otherwise boot from NandFlash. BOOT_CS is also connected to the boot mode switch. So, if you used BOOT_CS in your project, the boot mode switch should on SD side (BOOT_CS flaoting).
 +
::#M_nRESET：Manual reset input, active low.
 +
::#DM_UDEV&DP_UDEV：USB 2.0 Device
 +
::#DM_UHOST&DP_UHOST: USB 1.1 Host. 15K pull-down resistors is necessary.
 +
::#RTC_BATT：3V RTC backup battery input.
 +
::#AIN0-AIN2,AIN6-AIN9：Input channels of S3C2451 SOC 12-Bit ADC. Channel 0-2,and channel 6-9, voltage input rang: 0-3.3V
 +
 
 +
===Boot Mode Switch, MicroSD and MicroUSB===
 +
* Boot Mode Switch：On SD side, boot from MicroSD card. On NAND side, boot from NandFlash
 +
* MicroSD：Boot and Storage.
 +
* MicroUSB：Power supply only
 +
 
 +
==Dimensions==
 +
[[File:Micro2451-1506-Dimensions.png |frameless|400px| Micro2451-1506 机械尺寸]]
 +
:More detail: [http://wiki.friendlyarm.com/wiki/images/9/9a/Micro2451-1506-Dimensions%28dxf%29.zip Micro2451-1506-Dimensions(dxf).zip]
  
−
==核心板管脚定义==
+
==Resources==
 +
* Schematic ( [http://wiki.friendlyarm.com/wiki/images/f/fc/Micro2451-1506-Schematic.pdf Micro2451-1506-Schematic.pdf] )
 +
* Dimensions ( [http://wiki.friendlyarm.com/wiki/images/9/9a/Micro2451-1506-Dimensions%28dxf%29.zip Micro2451-1506-Dimensions(dxf).zip] )
 +
* S3C2451 Datasheet ( [http://www.mediafire.com/view/i79d7v49hp0jca2/S3C2451_UM_REV1%5B1%5D.pdf S3C2451_UM_REV1.10.pdf] )
  
−
==机械尺寸==
+
==Solftware==
 +
*[http://112.124.9.243/dvd/FriendlyARM-2451-DVD/ FriendlyARM-2451-DVD]
 +
*[https://www.mediafire.com/folder/b1lnc9lyn468q//2451Board MediaFire]

Latest revision as of 11:07, 5 March 2016

查看中文

1 Introduction

Overview
Front
Back

The Micro2451 CPU board is an ARM9 embedded system that uses the Samsung's ARM926EJ S3C2451 System On Chip (SOC). Its clock is 400M Hz and can be up to 533MHz. As an ideal successor of the Mico2440 it has better performance and lower power consumption.

The Micro2451 CPU board's pin specifications are identical to the Micro2440 CPU board's and therefore they work with the same carrier board.

2 Features

  • CPU: Samsung S3C2451,Running at 400Mhz
  • RAM: 64M DDR2
  • Flash: 256MB SLC NandFlash Default , 1GB Optional
  • MicroSD x1：Boot and Storage
  • MicroUSB x1：Power Supply Only
  • LEDs x5：Power LED x1，User LEDs x4
  • Reset Button
  • 2.0mm Breakout Headers x3，Include:
    • UARTs x3
    • I2C x1
    • PWMs x4
    • USB 1.1 HOST x1
    • USB 2.0 Device x1
    • MMC/SDIO x1
    • IIS x1
    • ADCs x7
    • SROM Bus 25-bit Address, 16-bit Data and 5 Chip Select
    • RGB LCD 24-bit Interface x1
    • DVP Camera Interface x1
    • Configurable GPIOs or External Interrupts x22

3 Interfaces

3.1 Breakout Header Definitions

Micro2451-1506 Breakout
  • P1
P1 Pin# PCB Pin# Name P1 Pin# PCB Pin# Name
1 1 VDD_5V 2 2 DGND
3 3 EINT19/GPG11 4 4 EINT18/GPG10
5 5 EINT17/GPG9 6 6 EINT16/GPG8
7 7 EINT15/GPG7 8 8 EINT14/GPG6
9 9 EINT13/GPG5 10 10 EINT11/GPG3
11 11 EINT12/GPG4 12 12 EINT6/GPF6
13 13 EINT5/GPF5 14 14 EINT4/GPF4
15 15 EINT3/GPF3 16 16 EINT2/GPF2
17 17 EINT1/GPF1 18 18 EINT0/GPF0
19 19 GPL5 20 20 MMC0CLK
21 21 MMC0CMD 22 22 MMC0DATA2
23 23 MMC0DATA3 24 24 MMC0DATA0
25 25 MMC0DATA1 26 26 BOOT_CS
27 27 NC 28 28 M_nRESET
29 29 DM_UDEV 30 30 DP_UDEV
31 31 DM_UHOST 32 32 DP_UHOST
33 33 AIN2 34 34 RTC_BATT
35 35 AIN0 36 36 AIN1
37 37 TOUT2/GPB2 38 38 TOUT3/GPB3
39 39 TCLK/GPB4 40 40 IIS0LRCK
41 41 IIS0SCLK 42 42 IIS0CDCLK
43 43 IIS0SDI 44 44 IIS0SDO
45 45 TOUT0/GPB0 46 46 EINT10/GPG2
47 47 UART2_TX 48 48 UART2_RX
49 49 UART1_TX 50 50 UART1_RX
51 51 UART0_TX 52 52 UART0_RX
53 53 UART0_CTS 54 54 USRT0_RTS
55 55 I2C0SDA 56 56 I2C0SCL
  • P2
P2 Pin# PCB Pin# Name P2 Pin# PCB Pin# Name
1 57 AIN6/YM 2 58 AIN7/YP
3 59 AIN8/XM 4 60 AIN9/XP
5 61 LCD R-bit6 6 62 LCD R-bit7
7 63 LCD R-bit4 8 64 LCD R-bit5
9 65 LCD R-bit2 10 66 LCD R-bit3
11 67 LCD R-bit0 12 68 LCD R-bit1
13 69 LCD G-bit6 14 70 LCD G-bit7
15 71 LCD G-bit4 16 72 LCD G-bit5
17 73 LCD G-bit2 18 74 LCD G-bit3
19 75 LCD G-bit0 20 76 LCD G-bit1
21 77 LCD B-bit6 22 78 LCD B-bit7
23 79 LCD B-bit4 24 80 LCD B-bit5
25 81 LCD B-bit2 26 82 LCD B-bit3
27 83 LCD B-bit0 28 84 LCD B-bit1
29 85 TOUT1/GPB1 30 86 LCD DEN
31 87 LCD VSYNC 32 88 LCD HSYNC
33 89 LCD CLK 34 90 GPC0
35 91 Camera DATA7 36 92 Camera DATA6
37 93 Camera DATA5 38 94 Camera DATA4
39 95 Camera DATA3 40 96 Camera DATA2
41 97 Camera DATA1 42 98 Camera DATA0
43 99 Camera XCLK 44 100 Camera PCLK
45 101 Camera VSYNC 46 102 Camera HREF
47 103 EINT20/GPG12 48 104 GPJ12
49 105 VDD_5V 50 106 DGND
  • P3
P3 Pin# PCB Pin# Name P3 Pin# PCB Pin# Name
1 107 EINT7/GPF7 2 108 EINT9/GPG1
3 109 nRCS1/GPA12 4 110 nRCS3/GPA14
5 111 nRCS2/GPA13 6 112 nRCS5/GPA16
7 113 nRCS4/GPA15 8 114 nRWE
9 115 nROE 10 116 nRSTOUT
11 117 nWAIT 12 118 nXDACK0/GPB9
13 119 SROM ADDR0 14 120 nDREQ0/GPB10
15-38 121-144 SROM ADDR1-24
39-54 145-160 SROM DATA0-15
55 161 VDD_5V 56 162 DGND
Some Pin Descriptions:
  1. VDD_5V: 4.7-5.6V power supply input. 5V/500mA is recommended.
  2. BOOT_CS: Boot mode select signal input. When BOOT_CS is floating or high level, Micro2451 will boot from MicroSD card, otherwise boot from NandFlash. BOOT_CS is also connected to the boot mode switch. So, if you used BOOT_CS in your project, the boot mode switch should on SD side (BOOT_CS flaoting).
  3. M_nRESET：Manual reset input, active low.
  4. DM_UDEV&DP_UDEV：USB 2.0 Device
  5. DM_UHOST&DP_UHOST: USB 1.1 Host. 15K pull-down resistors is necessary.
  6. RTC_BATT：3V RTC backup battery input.
  7. AIN0-AIN2,AIN6-AIN9：Input channels of S3C2451 SOC 12-Bit ADC. Channel 0-2,and channel 6-9, voltage input rang: 0-3.3V

3.2 Boot Mode Switch, MicroSD and MicroUSB

  • Boot Mode Switch：On SD side, boot from MicroSD card. On NAND side, boot from NandFlash
  • MicroSD：Boot and Storage.
  • MicroUSB：Power supply only

4 Dimensions

Micro2451-1506 机械尺寸

More detail: Micro2451-1506-Dimensions(dxf).zip

5 Resources

6 Solftware

Retrieved from "https://wiki.friendlyelec.com/wiki/index.php?title=Micro2451&oldid=4312"