From 53cf361b58ad6fdb63d1c620bdec626c75ca920b Mon Sep 17 00:00:00 2001
From: Terrence <terrence@tenclass.com>
Date: Mon, 17 Feb 2025 23:31:26 +0800
Subject: [PATCH] remove unused code

---
 main/boards/du-chatx/config.h         | 14 --------------
 main/boards/du-chatx/du-chatx-wifi.cc |  5 -----
 2 files changed, 19 deletions(-)

diff --git a/main/boards/du-chatx/config.h b/main/boards/du-chatx/config.h
index b0a398a0..729e1f49 100644
--- a/main/boards/du-chatx/config.h
+++ b/main/boards/du-chatx/config.h
@@ -6,11 +6,6 @@
 #define AUDIO_INPUT_SAMPLE_RATE 16000
 #define AUDIO_OUTPUT_SAMPLE_RATE 24000
 
-// 如果使用 Duplex I2S 模式，请注释下面一行
-#define AUDIO_I2S_METHOD_SIMPLEX
-
-#ifdef AUDIO_I2S_METHOD_SIMPLEX
-
 #define AUDIO_I2S_MIC_GPIO_WS GPIO_NUM_39
 #define AUDIO_I2S_MIC_GPIO_SCK GPIO_NUM_38
 #define AUDIO_I2S_MIC_GPIO_DIN GPIO_NUM_7
@@ -18,15 +13,6 @@
 #define AUDIO_I2S_SPK_GPIO_BCLK GPIO_NUM_42
 #define AUDIO_I2S_SPK_GPIO_LRCK GPIO_NUM_2
 
-#else
-
-#define AUDIO_I2S_GPIO_WS GPIO_NUM_4
-#define AUDIO_I2S_GPIO_BCLK GPIO_NUM_5
-#define AUDIO_I2S_GPIO_DIN GPIO_NUM_6
-#define AUDIO_I2S_GPIO_DOUT GPIO_NUM_7
-
-#endif
-
 #define BUILTIN_LED_GPIO GPIO_NUM_48
 #define BOOT_BUTTON_GPIO GPIO_NUM_0
 #define TOUCH_BUTTON_GPIO GPIO_NUM_NC
diff --git a/main/boards/du-chatx/du-chatx-wifi.cc b/main/boards/du-chatx/du-chatx-wifi.cc
index 896311ac..3643dd72 100644
--- a/main/boards/du-chatx/du-chatx-wifi.cc
+++ b/main/boards/du-chatx/du-chatx-wifi.cc
@@ -117,13 +117,8 @@ public:
     }
 
     virtual AudioCodec* GetAudioCodec() override {
-#ifdef AUDIO_I2S_METHOD_SIMPLEX
         static NoAudioCodecSimplex audio_codec(AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE,
             AUDIO_I2S_SPK_GPIO_BCLK, AUDIO_I2S_SPK_GPIO_LRCK, AUDIO_I2S_SPK_GPIO_DOUT, AUDIO_I2S_MIC_GPIO_SCK, AUDIO_I2S_MIC_GPIO_WS, AUDIO_I2S_MIC_GPIO_DIN);
-#else
-        static NoAudioCodecDuplex audio_codec(AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE,
-            AUDIO_I2S_GPIO_BCLK, AUDIO_I2S_GPIO_WS, AUDIO_I2S_GPIO_DOUT, AUDIO_I2S_GPIO_DIN);
-#endif
         return &audio_codec;
     }