diff --git a/ESP32-S3-Analog/two_players.h b/ESP32-S3-Analog/two_players.h
index e2574ca..44f6f43 100644
--- a/ESP32-S3-Analog/two_players.h
+++ b/ESP32-S3-Analog/two_players.h
@@ -1,4 +1,5 @@
-#include "driver/i2s.h"
+#include "driver/adc.h"
+// #include "driver/i2s.h"
 #include "freertos/FreeRTOS.h"
 
 #include "params.h"
@@ -13,28 +14,80 @@
 #define P2_R_DON_SENS 1.0
 #define P2_R_KAT_SENS 1.0
 
-const byte players = 2;
+#define PLAYERS 2
+#define BUF_LENGH 1024
+#define CONV_NUM BUF_LENGH * PLAYERS / CHANNELS
 
-const byte inPins[players][CHANNELS] = {
+#define TIMES              256
+#define GET_UNIT(x)        ((x>>3) & 0x1)
+
+const byte inPins[PLAYERS][CHANNELS] = {
     P1_L_DON_IN, P1_L_KAT_IN, P1_R_DON_IN, P1_R_KAT_IN, 
     P2_L_DON_IN, P2_L_KAT_IN, P2_R_DON_IN, P2_R_KAT_IN
 };
 
-const float sensitivities[players][CHANNELS] = {
+const float sensitivities[PLAYERS][CHANNELS] = {
     P1_L_DON_SENS, P1_L_KAT_SENS, P1_R_DON_SENS, P1_R_KAT_SENS,
     P2_L_DON_SENS, P2_L_KAT_SENS, P2_R_DON_SENS, P2_R_KAT_SENS};
 
-Cache<int, SAMPLE_CACHE_LENGTH> inputWindow[players][CHANNELS];
-unsigned long power[players][CHANNELS];
+Cache<int, SAMPLE_CACHE_LENGTH> inputWindow[PLAYERS][CHANNELS];
+unsigned long power[PLAYERS][CHANNELS];
 
-uint axisValues[players][CHANNELS] = {0, 0, 0, 0, 0, 0, 0, 0};
+uint axisValues[PLAYERS][CHANNELS] = {0, 0, 0, 0, 0, 0, 0, 0};
 
 Joystick_ Joystick(JOYSTICK_DEFAULT_REPORT_ID, JOYSTICK_TYPE_GAMEPAD, 10, 4,
                    true, true, false, true, true, false, false, false, false,
                    false, false);
 
-uint maxVal[players] = {0, 0};
-uint maxIndex[players] = {-1, -1};
+uint maxVal[PLAYERS] = {0, 0};
+uint maxIndex[PLAYERS] = {-1, -1};
+
+adc_channel_t adcChannles[PLAYERS][CHANNELS] = {
+    ADC_CHANNEL_3,
+    ADC_CHANNEL_4,
+    ADC_CHANNEL_5,
+    ADC_CHANNEL_6,
+    ADC_CHANNEL_7,
+    ADC_CHANNEL_0,
+    ADC_CHANNEL_8,
+    ADC_CHANNEL_9
+};
+
+static void adc_init(adc_channel_t *channel, uint8_t channel_num)
+{
+    adc_digi_init_config_t adc_dma_config = {
+        .max_store_buf_size = BUF_LENGH,
+        .conv_num_each_intr = CONV_NUM,
+        .adc1_chan_mask = BIT3 | BIT4 | BIT5 | BIT6 | BIT7 | BIT0 | BIT8 | BIT9,
+        .adc2_chan_mask = 0
+    };
+    ESP_ERROR_CHECK(adc_digi_initialize(&adc_dma_config));
+
+    adc_digi_configuration_t dig_cfg = {
+        .conv_limit_en = 1,
+        .conv_limit_num = 4,
+        .sample_freq_hz = 2 * 1000,
+        .conv_mode = ADC_CONV_SINGLE_UNIT_1,
+        .format = ADC_DIGI_OUTPUT_FORMAT_TYPE1,
+    };
+
+    adc_digi_pattern_config_t adc_pattern[SOC_ADC_PATT_LEN_MAX] = {0};
+    dig_cfg.pattern_num = channel_num;
+    for (int i = 0; i < channel_num; i++) {
+        uint8_t unit = GET_UNIT(channel[i]);
+        uint8_t ch = channel[i] & 0x7;
+        adc_pattern[i].atten = ADC_ATTEN_DB_11;
+        adc_pattern[i].channel = ch;
+        adc_pattern[i].unit = unit;
+        adc_pattern[i].bit_width = SOC_ADC_DIGI_MAX_BITWIDTH;
+
+        ESP_LOGI(TAG, "adc_pattern[%d].atten is :%x", i, adc_pattern[i].atten);
+        ESP_LOGI(TAG, "adc_pattern[%d].channel is :%x", i, adc_pattern[i].channel);
+        ESP_LOGI(TAG, "adc_pattern[%d].unit is :%x", i, adc_pattern[i].unit);
+    }
+    dig_cfg.adc_pattern = adc_pattern;
+    ESP_ERROR_CHECK(adc_digi_controller_configure(&dig_cfg));
+}
 
 void setP1Axes(int index, int value) {
     switch (index) {
@@ -85,7 +138,7 @@ void setP2Axes(int index, int value) {
 }
 
 void setup() {
-    for (byte p = 0; p < players; p++) {
+    for (byte p = 0; p < PLAYERS; p++) {
         for (byte i = 0; i < CHANNELS; i++) {
             power[p][i] = 0;
             pinMode(inPins[p][i], INPUT);
@@ -101,16 +154,18 @@ void setup() {
     Joystick.setYAxisRange(-AXIS_RANGE, AXIS_RANGE);
     Joystick.setRxAxisRange(-AXIS_RANGE, AXIS_RANGE);
     Joystick.setRyAxisRange(-AXIS_RANGE, AXIS_RANGE);
+
+    
 }
 
 void loop() {
-    for (byte p = 0; p < players; p++) {
+    for (byte p = 0; p < PLAYERS; p++) {
         for (byte i = 0; i < CHANNELS; i++) {
             inputWindow[p][i].put(analogRead(inPins[p][i]));
         }
     }
 
-    for (byte p = 0; p < players; p++) {
+    for (byte p = 0; p < PLAYERS; p++) {
         maxVal[p] = 0;
         maxIndex[p] = -1;