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maixbit (uart): serial is working with echo example

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This commit is contained in:
Yannis Huber
2020-06-16 14:55:55 +02:00
committed by Ron Evans
parent 75bcbbe6d8
commit dfab1aa717
11 changed files with 263 additions and 27 deletions
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src/machine/machine_k210.go
+6 -7
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@@ -60,22 +60,21 @@ var (
)
func (uart UART) Configure(config UARTConfig) {
div := CPUFrequency()/115200 - 1
uart.Bus.DIV.Set(div)
uart.Bus.TXCTRL.Set(kendryte.UARTHS_TXCTRL_TXEN)
uart.Bus.RXCTRL.Set(kendryte.UARTHS_RXCTRL_RXEN)
//uart.Bus.IP.Set(kendryte.UARTHS_IP_TXWM | kendryte.UARTHS_IP_RXWM)
//uart.Bus.IE.Set(kendryte.UARTHS_IE_RXWM)
/*intr := interrupt.New(kendryte.IRQ_UARTHS, UART0.handleInterrupt)
// Enable interrupts on receive.
uart.Bus.IE.Set(kendryte.UARTHS_IE_RXWM)
intr := interrupt.New(kendryte.IRQ_UARTHS, UART0.handleInterrupt)
intr.SetPriority(5)
intr.Enable()*/
intr.Enable()
}
func (uart UART) handleInterrupt(interrupt.Interrupt) {
func (uart *UART) handleInterrupt(interrupt.Interrupt) {
rxdata := uart.Bus.RXDATA.Get()
c := byte(rxdata)
if uint32(c) != rxdata {