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AM335x 对串口的支持

Other Parts Discussed in Thread: AM3352, TMDXEVM3358

1. AM335x 本身支持 6 个串口,不考虑其它外设的话,这 6 个串口应该可以同时启用的吧?

2.带有 PRU 的还可以扩展出 4 个 Soft UART,那这样说 AM335x 总共可以支持 10 个 UART 吗?

3.如果使用 Soft UART 是不是一定要占用 McASP 的引脚?

4.如何编程 PRU 来支持 4 个 Soft UART,

请帮忙解答一下,不甚感激!