一个串口拓展成4个串口！
资源文件列表
wk2114/╘¡└φ═╝/WK2114_UART╘¡└φ═╝.pdf , 200716
wk2114/╩╓▓ß/WK2114_DS_CN_V010_2014-10-25.pdf , 515387
wk2114/╨┬╜¿ ╬─▒╛╬─╡╡.txt , 78
wk2114/╟²╢»/╟²╢»▓╬┐╝/wk2xxx_i2c_demo20150726.rar , 72273
wk2114/╟²╢»/╟²╢»▓╬┐╝/wk2xxx_spi_demo2015.6.25.rar , 383794
wk2114/╟²╢»/╟²╢»▓╬┐╝/wk2xxx_uart_demo(2015.3.25).rar , 54581
wk2114/╟²╢»/╟²╢»▓╬┐╝/╦╡├≈╬─╡╡/WK2XXX┤«┐┌└⌐╒╣╨╛╞¼╟²╢»╦╡├≈╬─╡╡ú¿iic╜╙┐┌ú⌐.pdf , 76427
wk2114/╟²╢»/╟²╢»▓╬┐╝/╦╡├≈╬─╡╡/wk21xx_spi╦╡├≈╬─╡╡.pdf , 165123
wk2114/╟²╢»/╟²╢»▓╬┐╝/╦╡├≈╬─╡╡/wk21xx_uart╦╡├≈╬─╡╡.pdf , 48689