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Code Issues Packages Projects Releases 6 Wiki Activity

machine.UART refactor (#3832)

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* add gosched calls to UART

* add UART.flush() stubs for all supported architectures

* add comment un uart.go on flush functionality

* uart.writeByte as base of UART usage

* fix NXP having duplicate WriteByte

* fix writeByte not returning error on some platforms

* add flush method for fe310 device

* check for error in WriteByte call to writeByte
This commit is contained in:
Patricio Whittingslow
2023-07-15 11:24:53 -03:00
committed by GitHub
parent c83f712c17
commit a7b205c26c
14 changed files with 69 additions and 19 deletions
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src/machine/machine_nrf.go
+3 -1
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@@ -186,7 +186,7 @@ func (uart *UART) SetBaudRate(br uint32) {
}
// WriteByte writes a byte of data to the UART.
func (uart *UART) WriteByte(c byte) error {
func (uart *UART) writeByte(c byte) error {
nrf.UART0.EVENTS_TXDRDY.Set(0)
nrf.UART0.TXD.Set(uint32(c))
for nrf.UART0.EVENTS_TXDRDY.Get() == 0 {
@@ -194,6 +194,8 @@ func (uart *UART) WriteByte(c byte) error {
return nil
}
func (uart *UART) flush() {}
func (uart *UART) handleInterrupt(interrupt.Interrupt) {
if nrf.UART0.EVENTS_RXDRDY.Get() != 0 {
uart.Receive(byte(nrf.UART0.RXD.Get()))