目录
前言 .............................................................................................................................................. 3
1 TMS320C6748 开发板简介 ..................................................................................................... 4
2 开发板硬件资源说明 .............................................................................................................. 5
2.1 CPU............................................................................................................................. 6
2.2 FLASH ........................................................................................................................ 7
2.3 RAM ........................................................................................................................... 8
2.4 电源接口和拨码开关 ................................................................................................ 8
2.5 JTAG 仿真器接口 ...................................................................................................... 9
2.6 LED 指示灯 .............................................................................................................. 10
2.7 按键 .......................................................................................................................... 11
2.8 串口 .......................................................................................................................... 13
2.9 I2C EEPROM ........................................................................................................... 15
2.10 SPI FLASH ........................................................................................................... 16
2.11 LCD 触摸屏接口 .................................................................................................. 16
2.12 BOOTSET 启动选择开关 .................................................................................... 18
2.13 SD 卡扩展卡槽 ..................................................................................................... 18
2.14 拓展 IO 信号 ......................................................................................................... 19
2.15 核心板 B2B 连接器.............................................................................................. 21
2.16 RTC 座 .................................................................................................................. 23
2.17 SATA 硬盘接口 ................................................................................................... 24
2.18 RJ45 以太网口 ...................................................................................................... 25
2.19 USB OTG 和 USB HOST 接口 ............................................................................ 26
2.20 音频输出输入接口 ............................................................................................... 28
2.21 VGA 视频输出接口 ............................................................................................. 30
