Im Trying to use Uart 6 and Uart7 on PI Ports I see a valid ttl signal on the Input pin of the Uarts Read Pin but I can not read anything in linux On uart7 I can send out data On uart 6 I can neither send nor receive data (measured the ttl signals with scope, no data showing up on writ, valid ttl signal on read)
My UART Settings are: [uart_para0] uart_used = 1 uart_port = 0 uart_type = 2 uart_tx = port:PB22<2><1><default><default> uart_rx = port:PB23<2><1><default><default> [uart_para1] uart_used = 0 uart_port = 1 uart_type = 8 uart_tx = port:PA10<4><1><default><default> uart_rx = port:PA11<4><1><default><default> uart_rts = port:PA12<4><1><default><default> uart_cts = port:PA13<4><1><default><default> uart_dtr = port:PA14<4><1><default><default> uart_dsr = port:PA15<4><1><default><default> uart_dcd = port:PA16<4><1><default><default> uart_ring = port:PA17<4><1><default><default> [uart_para2] uart_used = 1 uart_port = 2 uart_type = 4 uart_tx = port:PI18<3><1><default><default> uart_rx = port:PI19<3><1><default><default> uart_rts = port:PI16<3><1><default><default> uart_cts = port:PI17<3><1><default><default> [uart_para3] uart_used = 0 uart_port = 3 uart_type = 4 uart_tx = port:PH00<4><1><default><default> uart_rx = port:PH01<4><1><default><default> uart_rts = port:PH02<4><1><default><default> uart_cts = port:PH03<4><1><default><default> [uart_para4] uart_used = 0 uart_port = 4 uart_type = 2 uart_tx = port:PH04<4><1><default><default> uart_rx = port:PH05<4><1><default><default> [uart_para5] uart_used = 0 uart_port = 5 uart_type = 2 uart_tx = port:PH06<4><1><default><default> uart_rx = port:PH07<4><1><default><default> [uart_para6] uart_used = 1 uart_port = 6 uart_type = 2 uart_tx = port:PI12<3><1><default><default> uart_rx = port:PI13<3><1><default><default> [uart_para7] uart_used = 1 uart_port = 7 uart_type = 2 uart_tx = port:PI20<3><1><default><default> uart_rx = port:PI21<3><1><default><default> I verifies the Mux setting for the pins quite a few times (its function 3), also I verified that the PA pins are configured as network and the PI pins are not used anywhere else Can someone verify that UART 6 and UART 7 is working on A10 and thee Pin/settings are correct? Regards -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
