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buzzer/boards/nrf52840dk_nrf52840.overlay
2026-02-24 17:36:20 +01:00

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/ {
aliases {
sleep-led = &led0;
usb-led = &led1;
status-led = &led2;
buzzer-button = &button0;
audio-i2s = &i2s0;
};
chosen {
nordic,pm-ext-flash = &mx25r64;
};
zephyr,user {
usb-detect-gpios = <&gpio1 1 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>;
};
};
&usbd {
status = "okay";
cdc_acm_uart0: cdc_acm_uart0 {
compatible = "zephyr,cdc-acm-uart";
status = "okay";
};
};
&pinctrl {
i2s0_default: i2s0_default {
group1 {
psels = <NRF_PSEL(I2S_SCK_M, 0, 31)>, /* SCK/Bit Clock */
<NRF_PSEL(I2S_LRCK_M, 0, 30)>, /* WS/Word Select */
<NRF_PSEL(I2S_SDOUT, 0, 29)>; /* SD/Serial Data */
};
};
i2s0_sleep: i2s0_sleep {
group1 {
psels = <NRF_PSEL(I2S_SCK_M, 0, 31)>,
<NRF_PSEL(I2S_LRCK_M, 0, 30)>,
<NRF_PSEL(I2S_SDOUT, 0, 29)>;
low-power-enable;
};
};
};
&i2s0 {
status = "okay";
pinctrl-0 = <&i2s0_default>;
pinctrl-1 = <&i2s0_sleep>;
pinctrl-names = "default", "sleep";
};