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-rw-r--r--app/boards/arm/bluemicro840/bluemicro840_v1.dts8
-rw-r--r--app/boards/arm/bluemicro840/bluemicro840_v1_defconfig4
2 files changed, 12 insertions, 0 deletions
diff --git a/app/boards/arm/bluemicro840/bluemicro840_v1.dts b/app/boards/arm/bluemicro840/bluemicro840_v1.dts
index c693662..ac8ba56 100644
--- a/app/boards/arm/bluemicro840/bluemicro840_v1.dts
+++ b/app/boards/arm/bluemicro840/bluemicro840_v1.dts
@@ -29,6 +29,14 @@
};
};
+ vbatt {
+ compatible = "zmk,battery-voltage-divider";
+ label = "VOLTAGE_DIVIDER";
+ io-channels = <&adc 7>;
+ output-ohms = <2000000>;
+ full-ohms = <(2000000 + 806000)>;
+ };
+
};
&gpio0 {
diff --git a/app/boards/arm/bluemicro840/bluemicro840_v1_defconfig b/app/boards/arm/bluemicro840/bluemicro840_v1_defconfig
index 96f03ca..2a79981 100644
--- a/app/boards/arm/bluemicro840/bluemicro840_v1_defconfig
+++ b/app/boards/arm/bluemicro840/bluemicro840_v1_defconfig
@@ -10,6 +10,10 @@ CONFIG_ARM_MPU=y
# enable GPIO
CONFIG_GPIO=y
+CONFIG_ADC=y
+
+CONFIG_NEWLIB_LIBC=y
+
CONFIG_USE_DT_CODE_PARTITION=y
CONFIG_MPU_ALLOW_FLASH_WRITE=y