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37 lines
920 B
Go
37 lines
920 B
Go
// Copyright 2018 The Periph Authors. All rights reserved.
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// Use of this source code is governed under the Apache License, Version 2.0
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// that can be found in the LICENSE file.
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package tm1637_test
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import (
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"log"
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"periph.io/x/conn/v3/gpio/gpioreg"
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"periph.io/x/devices/v3/tm1637"
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"periph.io/x/host/v3"
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)
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func Example() {
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// Make sure periph is initialized.
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if _, err := host.Init(); err != nil {
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log.Fatal(err)
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}
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clk := gpioreg.ByName("GPIO6")
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data := gpioreg.ByName("GPIO12")
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if clk == nil || data == nil {
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log.Fatal("Failed to find pins")
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}
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dev, err := tm1637.New(clk, data)
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if err != nil {
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log.Fatalf("failed to initialize tm1637: %v", err)
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}
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if err := dev.SetBrightness(tm1637.Brightness10); err != nil {
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log.Fatalf("failed to set brightness on tm1637: %v", err)
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}
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if _, err := dev.Write(tm1637.Clock(12, 00, true)); err != nil {
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log.Fatalf("failed to write to tm1637: %v", err)
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}
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}
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