diff --git a/App/CMakeLists.txt b/App/CMakeLists.txt
index a0959f23..4c47ca55 100644
--- a/App/CMakeLists.txt
+++ b/App/CMakeLists.txt
@@ -6,7 +6,6 @@ target_compile_definitions(App INTERFACE PRINTF_INCLUDE_CONFIG_H)
 
 target_sources(App INTERFACE
     # Drivers
-    # driver/adc.c
     driver/backlight.c
     driver/bk4819.c
     driver/py25q16.c
diff --git a/App/board.c b/App/board.c
index cd9678ef..45ff32c2 100644
--- a/App/board.c
+++ b/App/board.c
@@ -23,9 +23,8 @@
 #include "board.h"
 #include "py32f071_ll_bus.h"
 #include "py32f071_ll_gpio.h"
-#include "bsp/dp32g030/saradc.h"
-#include "bsp/dp32g030/syscon.h"
-#include "driver/adc.h"
+#include "py32f071_ll_rcc.h"
+#include "py32f071_ll_adc.h"
 #include "driver/backlight.h"
 #ifdef ENABLE_FMRADIO
     #include "driver/bk1080.h"
@@ -131,12 +130,41 @@ void BOARD_GPIO_Init(void)
 
 void BOARD_ADC_Init(void)
 {
-    
+    LL_IOP_GRP1_EnableClock(LL_IOP_GRP1_PERIPH_GPIOB);
+    LL_GPIO_SetPinMode(GPIOB, LL_GPIO_PIN_0 | LL_GPIO_PIN_1, LL_GPIO_MODE_ANALOG);
+
+    LL_APB1_GRP2_EnableClock(LL_APB1_GRP2_PERIPH_ADC1);
+    LL_RCC_SetADCClockSource(LL_RCC_ADC_CLKSOURCE_PCLK_DIV4);
+
+    LL_ADC_SetCommonPathInternalCh(ADC1_COMMON, LL_ADC_PATH_INTERNAL_NONE);
+    LL_ADC_SetResolution(ADC1, LL_ADC_RESOLUTION_12B);
+    LL_ADC_SetDataAlignment(ADC1, LL_ADC_DATA_ALIGN_RIGHT);
+    LL_ADC_SetSequencersScanMode(ADC1, LL_ADC_SEQ_SCAN_DISABLE);
+    LL_ADC_REG_SetTriggerSource(ADC1, LL_ADC_REG_TRIG_SOFTWARE);
+    LL_ADC_REG_SetContinuousMode(ADC1, LL_ADC_REG_CONV_SINGLE);
+    LL_ADC_REG_SetDMATransfer(ADC1, LL_ADC_REG_DMA_TRANSFER_NONE);
+    LL_ADC_REG_SetSequencerLength(ADC1, LL_ADC_REG_SEQ_SCAN_DISABLE);
+    LL_ADC_REG_SetSequencerDiscont(ADC1, LL_ADC_REG_SEQ_DISCONT_DISABLE);
+    LL_ADC_REG_SetSequencerDiscont(ADC1, LL_ADC_REG_SEQ_DISCONT_DISABLE);
+    LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_1, LL_ADC_CHANNEL_8);
+    LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_8, LL_ADC_SAMPLINGTIME_41CYCLES_5);
+
+    LL_ADC_StartCalibration(ADC1);
+    while (LL_ADC_IsCalibrationOnGoing(ADC1))
+        ;
+
+    LL_ADC_Enable(ADC1);
 }
 
 void BOARD_ADC_GetBatteryInfo(uint16_t *pVoltage, uint16_t *pCurrent)
 {
-    
+    LL_ADC_REG_StartConversionSWStart(ADC1);
+    while (!LL_ADC_IsActiveFlag_EOS(ADC1))
+        ;
+    LL_ADC_ClearFlag_JEOS(ADC1);
+
+    *pVoltage = LL_ADC_REG_ReadConversionData12(ADC1);
+    *pCurrent = 0;
 }
 
 void BOARD_Init(void)