麦克风远程拾音： RLS10，SDK，对远程麦克风 remote. _mic.很多设计参考：
* ---------------------------------------------------------------------------- * rm_app.c * - Remote mic application * ---------------------------------------------------------------------------- * $Revision: 1.12 $ * $Date: 2019/12/27 18:50:38 $ * ------------------------------------------------------------------------- */#include "app.h"#include <printf.h>uint32_t data_rd = 0;/* For Test */uint8_t tmp;uint32_t ascc_cnt, audio_sink_phase_cnt, erraaa = 0;uint8_t inTempBuffLeft[100] = { 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf};uint8_t inTempBuffRight[100] = { 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc, 0xbc};uint8_t outTempBuff[100];uint16_t app_sendCntrRight = 0, app_sendCntrLeft = 0, app_receiveCntr = 0;uint32_t app_err1 = 0, app_err2 = 0, app_err3 = 0, app_err4 = 0, app_err5 = 0, app_err6 = 0, app_err7 = 0;struct app_env_tag app_env;const uint8_t coded_sample[4 * 60] = { 0xb1, 0x5b, 0x5d, 0xdf, 0xef, 0x7b, 0xb7, 0xff, 0x3c, 0xff, 0xbf, 0x3b, 0xff, 0xcb, 0x5c, 0xb7, 0xbb, 0x5d, 0xfa, 0xc7, 0x7d, 0xf3, 0xef, 0x7e, 0xbb, 0xd7, 0xbd, 0xff, 0xe9, 0xff, 0xfb, 0x7f, 0xe6, 0xdf, 0x59, 0xd5, 0xd6, 0xfd, 0x35, 0xd3, 0xf9, 0x14, 0x9f, 0x64, 0xf7, 0x9b, 0x55, 0x3f, 0x99, 0x49, 0xbf, 0xd5, 0x6d, 0xbf, 0xd7, 0x6b, 0x75, 0xbd, 0x7f, 0xb7, 0xfa, 0xe7, 0xee, 0x32, 0x7a, 0x1a, 0x4e, 0xd7, 0x5e, 0xf7, 0xef, 0x7f, 0xdf, 0xef, 0xbe, 0x5b, 0xed, 0xf6, 0xdb, 0xfd, 0xb5, 0xdf, 0x5d, 0xa7, 0xd7, 0x79, 0xb6, 0xfe, 0x79, 0xfe, 0xbf, 0xef, 0x7e, 0xfa, 0xbf, 0x7b, 0xfb, 0xcb, 0x5b, 0xfa, 0xd7, 0x3f, 0x76, 0xf7, 0x77, 0xde, 0xf5, 0xb5, 0xfd, 0x5d, 0x36, 0x93, 0x6d, 0x76, 0xdb, 0x4f, 0xe5, 0xff, 0x79, 0xfe, 0x9f, 0xd3, 0x6d, 0x36, 0xda, 0x18, 0x57, 0x47, 0xdd, 0xde, 0xff, 0xd6, 0xd1, 0xdf, 0xfe, 0xbb, 0xef, 0xb6, 0xf1, 0xef, 0x2f, 0xdb, 0xe5, 0x7e, 0x5b, 0xfd, 0x65, 0xfd, 0xff, 0xff, 0xb3, 0xff, 0xad, 0xed, 0xcd, 0xed, 0xd9, 0xfd, 0xb7, 0x5b, 0x59, 0xb4, 0xfd, 0x6f, 0xbd, 0xba, 0xdf, 0x3e, 0xef, 0xcf, 0x7f, 0xfe, 0x7d, 0x77, 0x57, 0x65, 0x24, 0xff, 0x6b, 0xbe, 0xf5, 0xdb, 0x0c, 0xb4, 0xac, 0x63, 0xa5, 0xdd, 0xf7, 0x5d, 0xef, 0xad, 0xfb, 0xff, 0xde, 0xfd, 0xdb, 0x7f, 0xff, 0xd7, 0xfd, 0xff, 0xdf, 0xee, 0xf9, 0xef, 0xfe, 0xfb, 0xff, 0xef, 0xff, 0xe5, 0xae, 0xd6, 0xfd, 0xf5, 0xff, 0x6d, 0x76, 0xdb, 0x6d, 0x76, 0xd6, 0x6d, 0xb4, 0xff, 0x5d, 0x75, 0xff, 0x59, 0x77, 0xdf, 0x4f, 0xb6, 0xd7, 0xe9, 0x6e, 0x9e, 0x7d, 0xff};uint32_t coded_cntr = 0;void APP_RM_Init(uint8_t side){ struct rm_callback callback; uint8_t temp[16] = RM_HOPLIST; app_env.rm_link_status = LINK_DISCONNECTED; app_env.rm_lostLink_counter = 0; app_env.rm_unsuccessLink_cunter = 0; app_env.audio_streaming = 0; app_env.rm_param.audioChnl = side; app_env.rm_param.role = RM_SLAVE_ROLE; app_env.rm_param.interval_time = 10000; app_env.rm_param.retrans_time = 5000; app_env.rm_param.audio_rate = 48; app_env.rm_param.radio_rate = 2000; app_env.rm_param.scan_time = 6500; app_env.rm_param.preamble = 0x55; app_env.rm_param.accessword = (0x00cde629 | (0x0d << 24)); app_env.rm_param.payloadFlowRequest = APP_RM_DATA_REQUEST_TYPE; app_env.rm_param.renderDelay = 200; if (app_env.rm_param.payloadFlowRequest == RM_APP_REQUEST) { app_env.rm_param.preFetchDelay = 1300; } else { app_env.rm_param.preFetchDelay = 400; } app_env.rm_param.pktLostLowThrshld = 10; app_env.rm_param.pktLostHighThrshld = 200; app_env.rm_param.pktLostLowThrshldSlow = 1; app_env.rm_param.searchTryCntThrshld = 20; app_env.rm_param.waitCntGranularity = 200; app_env.rm_param.stepSize = 1; app_env.rm_param.numChnlInHopList = 7; app_env.rm_param.mod_idx = BLE_MOD_IDX; app_env.rm_param.dma_memcpy_num = MEMCPY_DMA_NUM; app_env.rm_param.debug_dio_num[0] = DEBUG_DIO_FIRST; app_env.rm_param.debug_dio_num[1] = DEBUG_DIO_SECOND; app_env.rm_param.debug_dio_num[2] = 0xff; app_env.rm_param.debug_dio_num[3] = 0xff; memcpy(app_env.rm_param.hopList, temp, 16); callback.trx_event = RM_Callback_TRX; callback.status_update = RM_Callback_StatusUpdate; RM_Configure(&app_env.rm_param, callback); rm_env.intf.status_update(LINK_DISCONNECTED);}uint8_t ptr_right[ENCODED_FRAME_LENGTH];uint8_t cntr_enc_rm0 = 0, cntr_enc_rm1 = 0;uint8_t RM_Callback_TRX(uint8_t type, uint8_t *length, uint8_t *ptr){ switch (type) { case RM_TX_PAYLOAD_READY_LEFT: { } break; case RM_TX_PAYLOAD_READY_RIGHT: { } break; case RM_RX_TRANSFER_GOODPKT: case RM_RX_TRANSFER_BADCRCPKT: case RM_RX_TRANSFER_NOPKT: { if ((*length) == 0) { /* PLC should be applied as tx hasn't sent data * for example: repeat previous packet, */ memset(outTempBuff, 0xaa, ((app_env.rm_param.audio_rate * app_env.rm_param.interval_time) / 8000)); app_err1++; } else {#if (OUTPUT_INTRF == SPI_TX_RAW_OUTPUT) memcpy(outTempBuff, ptr, *length); Rendering_func(outTempBuff);#endif /* if (OUTPUT_INTRF == SPI_TX_RAW_OUTPUT) */#if (OUTPUT_INTRF == SPI_TX_CODED_OUTPUT) SPI0_CTRL1->SPI0_CS_ALIAS = SPI0_CS_1_BITBAND; memcpy(outTempBuff, ptr, *length); SPI0_CTRL1->SPI0_CS_ALIAS = SPI0_CS_0_BITBAND;#if 0 Sys_DMA_Set_ChannelDestAddress(TX_DMA_NUM, (uint32_t)ptr); Sys_DMA_ClearChannelStatus(TX_DMA_NUM); Sys_DMA_ChannelEnable(TX_DMA_NUM);#else /* if 0 */ Sys_DMA_ChannelConfig( TX_DMA_NUM, TX_DMA_SPI, AUDIO_FRAME_SIZE, 0, (uint32_t)outTempBuff, (uint32_t)&SPI0->TX_DATA ); Sys_DMA_ClearChannelStatus(TX_DMA_NUM); Sys_DMA_ChannelEnable(TX_DMA_NUM);#endif /* if 0 */#endif /* if (OUTPUT_INTRF == SPI_TX_CODED_OUTPUT) */ if (type == RM_RX_TRANSFER_GOODPKT) { if ((app_receiveCntr + 1) != (((outTempBuff[1] << 8) | outTempBuff[0]))) { app_err2++; } app_receiveCntr = ((outTempBuff[1] << 8) | outTempBuff[0]); if (app_env.rm_param.audioChnl == RM_FIRST_AUDIO_CHANNEL) { if (outTempBuff[20] != 0xaf) { app_err3++; } } else { if (outTempBuff[20] != 0xbc) { app_err3++; } } } else { app_err1++; } } } break; case RM_SWPLL_SYNC: { } break; default: { } break; } return (0);}uint8_t RM_Callback_StatusUpdate(uint8_t status){ switch (status) { case LINK_DISCONNECTED: { PRINTF("__RM_LINK_DISCONNECTED\n"); /* Stop audio transmission to avoid having annoying noise * decide if the number of lost links is large, do an action */#if (OUTPUT_INTRF == SPI_TX_RAW_OUTPUT && SIMUL != 1) NVIC_DisableIRQ(AUDIOSINK_PHASE_IRQn); NVIC_DisableIRQ(AUDIOSINK_PERIOD_IRQn); /* DMA interrupts */ NVIC_DisableIRQ(DMA_IRQn(ASRC_IN_IDX)); /* LPDSP32 interrupt */ NVIC_DisableIRQ(DSP1_IRQn); /* Timer interrupts */ NVIC_DisableIRQ(TIMER_IRQn(TIMER_REGUL)); Sys_Timers_Stop(1 << TIMER_REGUL);#endif /* if (OUTPUT_INTRF == SPI_TX_RAW_OUTPUT && SIMUL != 1) */ app_env.rm_lostLink_counter++; } break; case LINK_ESTABLISHMENT_UNSUCCESS: { app_env.rm_unsuccessLink_cunter++; } break; case LINK_ESTABLISHED: { PRINTF("__RM_LINK_ESTABLISHED\n"); /* start audio transmission */#if (OUTPUT_INTRF == SPI_TX_RAW_OUTPUT && SIMUL != 1) asrc_stable = false; cntr_stability = 0; audio_sink_cnt = 0; flag_ascc_phase = false; Sys_ASRC_Reset(); /* ASCC interrupts */ NVIC_EnableIRQ(AUDIOSINK_PHASE_IRQn); NVIC_EnableIRQ(AUDIOSINK_PERIOD_IRQn); /* DMA interrupts */ NVIC_EnableIRQ(DMA_IRQn(ASRC_IN_IDX)); /* LPDSP32 interrupt */ NVIC_EnableIRQ(DSP1_IRQn); /* Timer interrupts */ NVIC_EnableIRQ(TIMER_IRQn(TIMER_REGUL));#endif /* if (OUTPUT_INTRF == SPI_TX_RAW_OUTPUT && SIMUL != 1) */ } break; default: { } break; } app_env.rm_link_status = status; return (0);}复制代码 
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