文档参考号： FT_000030
的Vinculum VNC1L嵌入式USB主机控制器IC数据表版本2.01
间隙编号： FTDI ＃ 50
目录
1
典型应用................................................ .............................. 2
1.1
1.2
1.3
固件支持和VNC1L编程............................................. 2 .......
零件编号....................................................................................................... 2
编程VNC1L ................................................ .......................................... 2
2
3
VNC1L框图............................................... ............................ 4
器件的引脚输出和信号说明............................................ 7 ....
3.1
3.2
48引脚LQFP引脚输出............................................. ............................................ 7
48引脚LQFP封装引脚说明............................................ .............. 8
4
功能说明................................................ ........................ 12
4.1
4.2
4.3
主要特点...................................................................................................... 12
功能块说明............................................... .......................... 12
编程VNC1L ................................................ ........................................ 13
5
固件控制接口............................................... .................. 14
5.1
5.1.1
UART Interface................................................................................................... 14
UART模式信号说明.............................................. ............................................. 15
5.2
5.2.1
5.2.2
5.2.3
5.2.4
SPI接口....................................................................................................... 16
信号说明................................................................................................................ 16
SPI主数据读取交易............................................. .......................................... 17
SPI主数据事务.............................................. .................................................. 18
SPI主状态读取交易............................................. ....................................... 19
5.3
5.3.1
5.3.2
5.3.3
并行FIFO接口............................................... ........................................ 20
信号说明................................................................................................................ 20
读事务.................................................................................................................. 21
写Transaction................................................................................................................... 22
6
设备特性和额定值.............................................. ..... 23
6.1
6.2
绝对最大额定值............................................... ............................... 23
直流特性................................................ ............................................ 23
7
应用实例................................................ ......................... 25
7.1
7.2
例如VNC1L原理（ MCU - UART接口） ..................................... 25
框图 - VNC1L程序通过USB接口.............................. 26
8
包装参数................................................ ............................ 27
8.1
8.2
LQFP -48外形尺寸.............................................. .......................................... 27
回流焊简介............................................... ......................................... 28
9
联系信息................................................ ............................. 29
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5
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