查看“SOM-6531”的源代码

==接口布局==
===接口概览===
[[File:SOM-6531接口布局.jpg |thumb|300px|SOM-6531 接口布局]]
[[File:SOM-6531接口布局.jpg |thumb|300px|SOM-6531 接口布局]]
<!--
===机械尺寸===
[[File:SOM-6530尺寸.png|frameless|500px|]]
-->
===接口说明===
===== J1 =====
::{| class="wikitable"
|-
!  Pin# !!引脚定义 !!  功能 !!Pin# !! 引脚定义 !! 功能
|-
| 1 || USB_HOST_DP || / || 2 || GND ||/
|-
| 3 || USB_HOST_DM || / || 4 || PCIE_WAKE ||/
|-
| 5 || GND || / || 6 || I2C1_SCL/GPIO0_C0 || /
|-
| 7 || OTG_DP || / || 8 || I2C1_SDA/GPIO0_C1 || /
|-
| 9 || OTG_DM || /|| 10 || PCIE_PERST#_L || /
|-
| 11 || GND || / || 12 || GND || /
|-
| 13 || PCIE_REFCLKP || /  || 14 || PWM0/OTG_DRV_H || /
|-
| 15 || PCIE_REFCLKN || / || 16 || PCIE_CLKREQ_M1/GPIO0_C6 || /
|-
| 17 || GND || / || 18 || GND || /
|-
| 19 || PCIE_TX1P || / || 20 || PCIE_RX1P || /
|-
| 21 || PCIE_TX1N || / || 22 || PCIE_RX1N || /
|-
| 23 || GND || /|| 24 || GND || /
|-
| 25 || OTG_DET_H || /|| 26 || OTG_ID_L || /
|-
| 27 || PCIE_PERST || / || 28 || UART5_RX/I2C4_SDA || /
|-
| 29 || GND || / || 30 || UART5_TX/I2C4_SCL || /
|-
| 31 || PCIE_RX0N/USB3_SSRXN || / || 32 || GND || /
|-
| 33 || PCIE_RX0P/USB3_SSRXP || / || 34 || ADC_IN0 || /
|-
| 35 || GND || / || 36 || ADC_IN1 || /
|-
| 37 || PCIE_TX0N/USB3_SSTXN || / ||  38 || ADC_IN3 || /
|-
| 39 || PCIE_TX0P/USB3_SSTXP || / ||  40 || RECOVER_JP || /
|}

===== J2 =====
::{| class="wikitable"
|-
!  Pin# !!引脚定义 !!  功能 !!Pin# !! 引脚定义 !! 功能
|-
| 1 || UART3_RTS/GPIO0_C7 || / || 2 || GND ||/
|-
| 3 || LCDC_D4/GPIO2_C4 || / || 4 || GND ||/
|-
| 5 || LCDC_D5/GPIO2_C5 || / || 6 || GMAC_MDIO || /
|-
| 7 || GND || / || 8 || GMAC_MDC || /
|-
| 9 || GMAC_RXER/GPIO2_A6 || /|| 10 || GND || /
|-
| 11 || GND || / || 12 || GND || /
|-
| 13 || GPIO2_B1 || /  || 14 || PHY_MDC || /
|-
| 15 || UART7_TX/GPIO3_C6 || / || 16 || PHY_MDIO || /
|-
| 17 || UART6_TX/GPIO3_C4 || / || 18 || GND || /
|-
| 19 || UART6_RX/GPIO3_C5 || / || 20 || GND || /
|-
| 21 || GND || / || 22 || SPKP_OUT || /
|-
| 23 || VCCIO_SD || /|| 24 || SPKN_OUT || /
|-
| 25 || UART7_RX/SPI1_CLK_M1 || /|| 26 || GND || /
|-
| 27 || PWM8/SPI1_MOSI_M1 || / || 28 || HPL_OUT || /
|-
| 29 || PWM11/GPIO3_D3 || / || 30 || HP_SNS || /
|-
| 31 || PWM10/GPIO3_D2 || / || 32 || HPR_OUT || /
|-
| 33 || PWM9/GPIO3_D1 || / || 34 || GND || /
|-
| 35 || GND || / || 36 || MIC1N || /
|-
| 37 || PWRON_KEY || / ||  38 || MIC1P || /
|-
| 39 || CLKOUT_32K || / ||  40 || RESET_L || /
|}

===== J3 =====
===== J4 =====
===== J5 =====

==快速入门==
===系统下载===


===系统烧录===
* 将烧录线与主板连接，通过跳帽把主板设置成烧录模式（跳帽位置可参照下图或查询规格书），并接通电源
[[File:6531OTG.JPG|frameless|500px|6531_OTG]]


===U盘升级===


===API参考与使用===