adc monitor for F1

sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/audiohw.xc

@@ -662,11 +662,8 @@ void button_task(chanend c_hidSendData, chanend cc_mic_level, chanend c_uac_vol,
         mic_mute_blink_tick = 1;
     }
 
-    if ((g_monitor_switch == 1) && !flag_mic_mute && codec_adc_pga_gain_reg_value >= 2) {
+    // 硬件耳返通路已禁用，改为数字监听（在tile1 UserBufferManagement中实现）
-        unsafe { NAU88C22_REGWRITE(0x0030, 0xff00, (client interface i2c_master_if)i_i2c_client); }
+    // 初始化同步在上方已通过 cc_mic_level <: 0xFE 完成
-    } else {
-        unsafe { NAU88C22_REGWRITE(0x0030, 0x0000, (client interface i2c_master_if)i_i2c_client); }
-    }
 
     // DAC 默认音量（mute 时写 0x0000）
     if(dac_level == DAC_LEVEL_MIN)
@@ -735,6 +732,11 @@ void button_task(chanend c_hidSendData, chanend cc_mic_level, chanend c_uac_vol,
     }
 #endif
 
+    // 初始化数字监听开关同步到tile1
+    cc_mic_level <: 0xFE;
+    cc_mic_level <: (unsigned)g_monitor_switch;
+    debug_printf("Init monitor sync: sw=%d\n", g_monitor_switch);
+
     // 出厂默认：AI降噪开启，初始化LED和算法
 #if DNR_ENABLE == 1
     if (flag_aidenoise_onoff) {
@@ -1870,12 +1872,10 @@ void button_task(chanend c_hidSendData, chanend cc_mic_level, chanend c_uac_vol,
                 if (g_request_monitor_switch_set) {
                     g_request_monitor_switch_set = 0;
                     unsigned new_mon = g_monitor_switch;
-                    // 根据当前mic状态和新的耳返开关值更新reg 0x30
+                    // 同步数字监听开关到tile1
-                    if (new_mon && !flag_mic_mute && codec_adc_pga_gain_reg_value >= 2) {
+                    cc_mic_level <: 0xFE;
-                        unsafe { NAU88C22_REGWRITE(0x0030, 0xff00, (client interface i2c_master_if)i_i2c_client); }
+                    cc_mic_level <: (unsigned)new_mon;
-                    } else {
+                    debug_printf("HID monitor sync: sw=%d\n", new_mon);
-                        unsafe { NAU88C22_REGWRITE(0x0030, 0x0000, (client interface i2c_master_if)i_i2c_client); }
-                    }
                     save_value(monitor_sw_path, (unsigned char)new_mon);
                     debug_printf("HID SET_MONITOR_SWITCH: %d\n", new_mon);
                 }

sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/dsp.c

@@ -67,6 +67,9 @@ unsigned g_dnr_on_off_t1 = DNR_OFF;     // Default DNR off
 #define MUTE_OFF 0
 unsigned g_mute_on_off_t1 = MUTE_ON;
 
+// 数字监听 tile1 共享变量（由 tile0 通过 cc_mic_level 通道同步）
+unsigned g_monitor_switch_t1 = 0;       // 耳返开关 tile1 副本（0=关闭，1=开启）
+
 unsigned g_mute_on_off_t0 = MUTE_OFF;
 
 unsigned g_game_mode = 0;
@@ -144,11 +147,11 @@ enum {UBM_A3D_OFF=0, UBM_A3D_VON=1, UBM_A3D_ON=2};
 extern void buffer_exchange(chanend_t c_data, unsigned sampsFromUsbToAudio[], unsigned sampsFromAudioToUsb[], unsigned sample_freq);
 extern unsigned int is_eq_disabled(void);
 extern unsigned int g_eq_enable;
+
 void UserBufferManagement(unsigned sampsFromUsbToAudio[], unsigned sampsFromAudioToUsb[])
 {
     uint32_t is_3d;
-    uint32_t is_dnr;
+    unsigned is_monitor;
-    uint32_t is_mute;
 #if UAC1_MODE
     return;
 #endif
@@ -160,8 +163,6 @@ void UserBufferManagement(unsigned sampsFromUsbToAudio[], unsigned sampsFromAudi
 #endif
 
     GET_SHARED_GLOBAL(is_3d, g_3d_on_off_t1);
-    GET_SHARED_GLOBAL(is_dnr, g_dnr_on_off_t1);
-    GET_SHARED_GLOBAL(is_mute, g_mute_on_off_t1);
 #if (HID_CONTROLS > 0)
     AUDIO_T absVal, maxVal;
 #endif
@@ -252,6 +253,11 @@ void UserBufferManagement(unsigned sampsFromUsbToAudio[], unsigned sampsFromAudi
 #elif DNR_ENABLE == 1
     buffer_exchange(uc_eq_data, sampsFromUsbToAudio, sampsFromAudioToUsb, ubm_sample_freq);
 #endif
+    GET_SHARED_GLOBAL(is_monitor, g_monitor_switch_t1);
+    if (is_monitor) {
+        sampsFromUsbToAudio[0] += (sampsFromAudioToUsb[0] >> 1);
+        sampsFromUsbToAudio[1] += (sampsFromAudioToUsb[1] >> 1);
+    }
 }
 
 
@@ -877,13 +883,13 @@ void hid_button_task(chanend_t cc_mic_level, chanend_t c_hidRcvData, chanend_t c
             tmp = chan_in_word(cc_mic_level);
             debug_printf("event_mic_vol received: 0x%02X\n", tmp);
 
-#if USE_EX3D == 1
             if (tmp == 0xFC) {
                 // 音频模式命令：来自 audiohw.xc button_task 的模式切换
+                // 必须先读取payload，无论是否启用EX3D
                 current_mode_local = chan_in_word(cc_mic_level);
                 if (current_mode_local > 3) current_mode_local = 0;
                 debug_printf("hid_button_task received audio_mode: %d\n", current_mode_local);
-
+#if USE_EX3D == 1
                 if (current_mode_local == 0) {
                     // 无音效模式：关闭EX3D和EQ算法
                     audio_ex3d_set_onoff(0);
@@ -945,16 +951,25 @@ void hid_button_task(chanend_t cc_mic_level, chanend_t c_hidRcvData, chanend_t c
 #endif
                 }
                 SET_SHARED_GLOBAL(g_3d_on_off_t1, is_3d_on);
+#endif
             } else if (tmp == 0xFD) {
                 // 脚步增强按键发来的 expand gain 命令
+                // 必须先读取payload，无论是否启用EX3D
                 int32_t gain = (int32_t)chan_in_word(cc_mic_level);
+#if USE_EX3D == 1
                 if ((0 <= gain) && (gain <= 20)) {
                     Ex3dExpandGain = gain;
                     EX3DAudio_SetExpandGain(Ex3dExpandGain);
                     debug_printf("Button set CMD_EXPAND_GAIN: %d\n", gain);
                 }
+#endif
+            } else if (tmp == 0xFE) {
+                // 数字监听开关同步命令：来自 tile0（所有模式都需要处理）
+                unsigned mon_sw = chan_in_word(cc_mic_level);
+                SET_SHARED_GLOBAL(g_monitor_switch_t1, mon_sw);
+                debug_printf("Monitor sync: sw=%d\n", mon_sw);
             } else {
-                // Mic 静音状态命令
+                // Mic 静音状态命令（所有模式都需要处理）
                 switch (tmp) {
                    case MUTED_MIC:
                         SET_SHARED_GLOBAL(g_mute_on_off_t1, MUTE_ON);
@@ -971,7 +986,6 @@ void hid_button_task(chanend_t cc_mic_level, chanend_t c_hidRcvData, chanend_t c
                         break;
                 }
             }
-#endif
         }
         continue;