金龙STM32F207开发板用户手册
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1.概述
金龙STM32开发板用户手册芯片描述
-ARM32-bit Cortex-M3CPU
-120MHz maximum frequency,150DMIPS/1.25DMIPS/MHz
-Memory protection unit
Memories
-Up to1Mbyte of Flash memory
-Up to128+4Kbytes of SRAM
-Flexible static memory controller
(supports Compact Flash,SRAM,PSRAM,NOR,NAND memories)
-LCD parallel interface,8080/6800modes
Clock,reset and supply management
-1.8to3.6V application supply and I/Os
-POR,PDR,PVD and BOR
-4to25MHz crystal oscillator
-Internal16MHz factory-trimmed RC
-32kHz oscillator for RTC with calibration
-Internal32kHz RC with calibration
Low power
-Sleep,Stop and Standby modes
-VBAT supply for RTC,
C32bit backup registers
20
optional4KB backup SRAM
C12-bit,0.5us A/D converters
3
-up to24channels
-up to6MSPS in triple interleaved mode
C12-bit D/A converters
2
General-purpose DMA
-16-stream DMA controller
centralized FIFOs and burst support
Up to17timers
-Up to twelve16-bit and two32-bit timers
Debug mode
-Serial wire debug(SWD)&JTAG interfaces
-Cortex-M3Embedded Trace Macrocell
Up to140fast I/O ports with interrupt capability
-51/82/114/140I/Os,all5V-tolerant
Up to15communication interfaces
C I2C interfaces(SMBus/PMBus)
-Up to3
-Up to6USARTs(7.5Mbit/s,ISO7816interface,LIN,IrDA,modem control)
-Up to3SPIs(30Mbit/s),2with muxed I2S to achieve audio class accuracy
C CAN interfaces(2.0B Active)
-2
-SDIO interface
Advanced connectivity
-USB2.0FS device/host/OTG controller with on-chip PHY
-USB2.0HS/FS device/host/OTG controller with dedicated DMA
on-chip FS PHY and ULPI
-10/100Ethernet MAC with dedicated DMA
supports IEEE1588v2hardware,MII/RMII
8-to14-bit parallel camera interface
-up to27Mbyte/s at27MHz or48Mbyte/s at48MHz
CRC calculation unit,96-bit unique ID
推荐理由:
金龙STM32开发板采用意法半导体(ST)公司推出基于ARM CortexM3内核的STM32F207增强型系列芯片。板上资源丰富,具有以太网(Ethernet)接口、USB从机(Device)、摄像头模块接口、TFT LCD、串口(UASRT)、I2C、SPI、AD、DA、PWM、CAN/485。颇具特色的设计理念加上丰富的例程(均提供源代码)使得金龙STM32开发板非常适合初学者学习入门和项目评估使用。
板上资源:
●支持一个TFT彩色液晶屏(需要另外搭配),搭配 2.8寸TFT真彩触摸屏模块或 3.2寸TFT真彩触摸屏模块大屏幕320*240,26万色TFT-LCD或4.3寸24位真彩触摸屏模块(由用户选择)大屏幕480*272或7寸16位真彩触摸屏模块(由用户选择)大屏幕800*480,支持8/16位总线接口,镜面屏,超高高度,FSMC控制,彩屏模块上配置ADS7843触摸控制器,支持一个SD卡(SPI方式)可用于存储图片、数据等,支持一个AT45DBxxx的DATA FLASH(可用于存储汉字库和图片或数据等)。
●一个以太网接口,板载美国国家公司高性能专用网络接口DP83848以太网控制芯片
●一个USB从机接口(STM32FT6207VG芯片内置)
●一路CAN、通信接口,驱动器芯片SN65VHD230)
●一路485通信接口,驱动器芯片SP485EE
●一路USB转RS232接口,驱动芯片PL2303HX
●一个SD卡座SDIO方式控制方式
●一个I2C存储器接口,标配24LC02(EEPROM)
●一个SPI存储器接口,标配AT45DB161D(DATA FLASH){LCD模块上}
●一路ADC调节电位器输入
●两路ADC输入接线端子引出
●两路DAC输出接线端子引出
●四个个用户LED灯、一个电源指示灯,一个USB通信指示灯,两个用户按键,一个五向摇杆按键,一个系统复位按键,一个电源开关
●一个摄像头模块接口
●一个3.2、2.8、4.3寸屏幕接口
●所有I/O口通过2.54MM标准间距引出,方便二次开发
●板子规格尺寸:13CM X7.8CM
2.电路及接口说明