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rtl8720dn: refactor by bringing this driver more in line with wifinina and espat

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Signed-off-by: deadprogram <ron@hybridgroup.com>
This commit is contained in:
deadprogram
2022-08-28 10:40:36 +02:00
committed by Ron Evans
parent 6f05615f3e
commit 54ddb895cc
6 changed files with 171 additions and 199 deletions
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examples/rtl8720dn/mqttclient/main.go
+11 -11
View File
@@ -7,15 +7,16 @@
//
// You must install the Paho MQTT package to build this program:
//
// go get -u github.com/eclipse/paho.mqtt.golang
// go get -u github.com/eclipse/paho.mqtt.golang
//
// You can check that mqttpub is running successfully with the following command.
//
// mosquitto_sub -h test.mosquitto.org -t tinygo
//
// mosquitto_sub -h test.mosquitto.org -t tinygo
package main
import (
"machine"
"fmt"
"math/rand"
"time"
@@ -44,7 +45,7 @@ var buf [0x400]byte
var lastRequestTime time.Time
var conn net.Conn
var adaptor *rtl8720dn.RTL8720DN
var adaptor *rtl8720dn.Driver
func main() {
err := run()
@@ -59,18 +60,17 @@ var (
)
func run() error {
rtl, err := setupRTL8720DN()
if err != nil {
return err
}
net.UseDriver(rtl)
// change the UART and pins as needed for platforms other than the WioTerminal.
adaptor = rtl8720dn.New(machine.UART3, machine.PB24, machine.PC24, machine.RTL8720D_CHIP_PU)
adaptor.Debug(debug)
adaptor.Configure()
err = rtl.ConnectToAccessPoint(ssid, password, 10*time.Second)
err := adaptor.ConnectToAccessPoint(ssid, password, 10*time.Second)
if err != nil {
return err
}
ip, subnet, gateway, err := rtl.GetIP()
ip, subnet, gateway, err := adaptor.GetIP()
if err != nil {
return err
}
examples/rtl8720dn/mqttclient/wioterminal.go
-74
View File
@@ -1,74 +0,0 @@
//go:build wioterminal
// +build wioterminal
package main
import (
"device/sam"
"machine"
"runtime/interrupt"
"time"
"tinygo.org/x/drivers/rtl8720dn"
)
var (
uart UARTx
)
func handleInterrupt(interrupt.Interrupt) {
// should reset IRQ
uart.Receive(byte((uart.Bus.DATA.Get() & 0xFF)))
uart.Bus.INTFLAG.SetBits(sam.SERCOM_USART_INT_INTFLAG_RXC)
}
func setupRTL8720DN() (*rtl8720dn.RTL8720DN, error) {
machine.RTL8720D_CHIP_PU.Configure(machine.PinConfig{Mode: machine.PinOutput})
machine.RTL8720D_CHIP_PU.Low()
time.Sleep(100 * time.Millisecond)
machine.RTL8720D_CHIP_PU.High()
time.Sleep(1000 * time.Millisecond)
if debug {
waitSerial()
}
uart = UARTx{
UART: &machine.UART{
Buffer: machine.NewRingBuffer(),
Bus: sam.SERCOM0_USART_INT,
SERCOM: 0,
},
}
uart.Interrupt = interrupt.New(sam.IRQ_SERCOM0_2, handleInterrupt)
uart.Configure(machine.UARTConfig{TX: machine.PB24, RX: machine.PC24, BaudRate: 614400})
rtl := rtl8720dn.New(uart)
rtl.Debug(debug)
_, err := rtl.Rpc_tcpip_adapter_init()
if err != nil {
return nil, err
}
return rtl, nil
}
// Wait for user to open serial console
func waitSerial() {
for !machine.Serial.DTR() {
time.Sleep(100 * time.Millisecond)
}
}
type UARTx struct {
*machine.UART
}
func (u UARTx) Read(p []byte) (n int, err error) {
if u.Buffered() == 0 {
time.Sleep(1 * time.Millisecond)
return 0, nil
}
return u.UART.Read(p)
}