[Feature]Upload Modem source code
Change-Id: Id4294f30faced84d3e6fd6d5e61e1111bf287a37
diff --git a/mcu/driver/audio/src/v1/inc/pcmMixer3.h b/mcu/driver/audio/src/v1/inc/pcmMixer3.h
new file mode 100644
index 0000000..1a22c2d
--- /dev/null
+++ b/mcu/driver/audio/src/v1/inc/pcmMixer3.h
@@ -0,0 +1,29 @@
+
+#ifndef __PCMMIXER3_H__
+#define __PCMMIXER3_H__
+
+
+uint16 PcmMixer3_QueryUlBufLen(void);
+void PcmMixer3_writeUlBuf(uint16 *srcBuf, uint16 len);
+
+/**
+ @isMix: Mixer switch for uplink speech, 1 for SPH+Sound, 0 for sound only
+ @gain: Sound effect gain for uplink mixer, for 0 to 7
+*/
+void PcmMixer3_ConfigUl(kal_bool isMix, kal_int8 gain );
+
+/**
+ @isMix: Mixer switch for uplink speech, 1 for SPH+Sound, 0 for sound only
+ @gain: Sound effect gain for uplink mixer, for 0 to 7
+*/
+//void PcmMixer3_ConfigDl(kal_bool isMix, kal_int8 gain );
+
+/**
+ @mixerHisrHandler: handler
+*/
+void PcmMixer3_Start(void (*mixerHisrHandler)(void));
+void PcmMixer3_Stop(void);
+
+void PcmMixer3_Init(void);
+
+#endif //__PCMMIXER3_H__
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