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machine: refactor pins to be of Pin type

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This commit is contained in:
Ayke van Laethem
2019-04-28 18:49:17 +02:00
committed by Ron Evans
parent 421ef04efb
commit 94b8214529
38 changed files with 590 additions and 605 deletions
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src/machine/machine_nrf52840.go
+9 -9
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@@ -10,17 +10,17 @@ import (
const CPU_FREQUENCY = 64000000
// Get peripheral and pin number for this GPIO pin.
func (p GPIO) getPortPin() (*nrf.GPIO_Type, uint8) {
if p.Pin >= 32 {
return nrf.P1, p.Pin - 32
func (p Pin) getPortPin() (*nrf.GPIO_Type, uint32) {
if p >= 32 {
return nrf.P1, uint32(p - 32)
} else {
return nrf.P0, p.Pin
return nrf.P0, uint32(p)
}
}
func (uart UART) setPins(tx, rx uint32) {
nrf.UART0.PSEL.TXD.Set(tx)
nrf.UART0.PSEL.RXD.Set(rx)
func (uart UART) setPins(tx, rx Pin) {
nrf.UART0.PSEL.TXD.Set(uint32(tx))
nrf.UART0.PSEL.RXD.Set(uint32(rx))
}
//go:export UARTE0_UART0_IRQHandler
@@ -28,13 +28,13 @@ func handleUART0() {
UART0.handleInterrupt()
}
func (i2c I2C) setPins(scl, sda uint8) {
func (i2c I2C) setPins(scl, sda Pin) {
i2c.Bus.PSEL.SCL.Set(uint32(scl))
i2c.Bus.PSEL.SDA.Set(uint32(sda))
}
// SPI
func (spi SPI) setPins(sck, mosi, miso uint8) {
func (spi SPI) setPins(sck, mosi, miso Pin) {
if sck == 0 {
sck = SPI0_SCK_PIN
}