mertech_qr

package module

v0.0.61 Latest Latest Go to latest Published: Feb 22, 2024 License: GPL-3.0 Imports: 5 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/sergw3x/mertech_qr

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Open Source Insights

README ¶

GoLang package for working with Mertech QR-Pay via serial port

Supported commands:

methods
Connect
Disconnect
ScreenClear
CheckFirmware
ShowPicOk
ShowPicFalse
EnableBluetooth
DisableBluetooth
ScreenOn
ScreenOff
ShowQr

usage

var err error

mertech := NewMertechQr(&serial.Config{
    Name:        "COM3",
    Baud:        SpeedBaud,         // 115200
    ReadTimeout: time.Second,
    Size:        DataBits,          // 8 byte
    StopBits:    serial.Stop1,      // 1
    Parity:      serial.ParityNone, // 0
})

err = mertech.Connect()

bytes, err := mertech.ShowQr()

err = mertech.Disconnect()

Documentation ¶

Index ¶

Constants
type Config
type MertechQr
- func NewMertechQr(conf *Config) *MertechQr

Constants ¶

View Source

const (
	DataBits  byte = 8
	SpeedBaud      = 115200
)

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Config ¶

type Config struct {
	Name        string
	Baud        int
	ReadTimeout time.Duration // Total timeout

	// Size is the number of data bits. If 0, DefaultSize is used.
	Size byte

	// Parity is the bit to use and defaults to ParityNone (no parity bit).
	Parity serial.Parity

	// Number of stop bits to use. Default is 1 (1 stop bit).
	StopBits serial.StopBits
}

type MertechQr ¶

type MertechQr struct {
	// contains filtered or unexported fields
}

func NewMertechQr ¶

func NewMertechQr(conf *Config) *MertechQr

func (*MertechQr) CheckFirmware ¶

func (m *MertechQr) CheckFirmware() ([]byte, error)

func (*MertechQr) Connect ¶

func (m *MertechQr) Connect() error

func (*MertechQr) DisableBluetooth ¶

func (m *MertechQr) DisableBluetooth() (int, error)

func (*MertechQr) Disconnect ¶

func (m *MertechQr) Disconnect() error

func (*MertechQr) EnableBluetooth ¶

func (m *MertechQr) EnableBluetooth() (int, error)

func (*MertechQr) ScreenClear ¶

func (m *MertechQr) ScreenClear() (int, error)

func (*MertechQr) ScreenOff ¶

func (m *MertechQr) ScreenOff() (int, error)

ScreenOff In my case, when working with windows, after disabling the display, the device changes the com port

func (*MertechQr) ScreenOn ¶

func (m *MertechQr) ScreenOn() (int, error)

func (*MertechQr) ShowPicFalse ¶

func (m *MertechQr) ShowPicFalse() (int, error)

func (*MertechQr) ShowPicOk ¶

func (m *MertechQr) ShowPicOk() (int, error)

func (*MertechQr) ShowQr ¶

func (m *MertechQr) ShowQr(qrText string) (int, error)

Source Files ¶

View all Source files

main.go

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