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1 parent 7cf3ea9 commit 81da257Copy full SHA for 81da257
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config/boards/shields/Test/cool642tb-mini_R.overlay
@@ -64,14 +64,22 @@
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/ {
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- chosen {
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- zephyr,battery = &battery;
+ battery: battery {
+ compatible = "voltage-divider";
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+ io-channels = <&adc 0>; // A0 ピンが BAT 電圧につながってる
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+ output-ohms = <100000>; // 分圧抵抗値(実際の値に合わせて調整)
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+ full-ohms = <200000>;
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+ power-gpios = <>;
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+ zephyr,voltage-min-mv = <2000>; // 0% (NiMH 1.0V ×2)
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+ zephyr,voltage-max-mv = <2700>; // 100% (NiMH 満充電直後)
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};
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-&battery {
- /* エネループ 2本用設定 */
- zephyr,voltage-min-mv = <2000>; // 0%とみなす電圧 (1.0V x2)
- zephyr,voltage-max-mv = <2700>; // 100%とみなす電圧 (満充電直後)
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+&adc {
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+ status = "okay";
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+};
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+
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+&adc_ch0 {
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