From 81c19da89f6055ee19ebcb7c5fc786bd82dadbe8 Mon Sep 17 00:00:00 2001 From: inmarket Date: Tue, 29 Apr 2014 16:35:57 +1000 Subject: [PATCH] First version vs1053 audio play driver. Compiles but not tested yet. --- .../base/Mikromedia-STM32-M4-ILI9341/board.mk | 1 + .../gaudio_play_board.h | 97 +++++ .../Mikromedia-STM32-M4-ILI9341/readme.txt | 3 +- drivers/gaudio/vs1053/driver.mk | 7 + .../vs1053/gaudio_play_board_template.h | 71 ++++ drivers/gaudio/vs1053/gaudio_play_config.h | 29 ++ drivers/gaudio/vs1053/gaudio_play_lld.c | 348 ++++++++++++++++++ drivers/gaudio/vs1053/readme.txt | 4 + drivers/gaudio/vs1053/vs1053.h | 101 +++++ 9 files changed, 660 insertions(+), 1 deletion(-) create mode 100644 boards/base/Mikromedia-STM32-M4-ILI9341/gaudio_play_board.h create mode 100644 drivers/gaudio/vs1053/driver.mk create mode 100644 drivers/gaudio/vs1053/gaudio_play_board_template.h create mode 100644 drivers/gaudio/vs1053/gaudio_play_config.h create mode 100644 drivers/gaudio/vs1053/gaudio_play_lld.c create mode 100644 drivers/gaudio/vs1053/readme.txt create mode 100644 drivers/gaudio/vs1053/vs1053.h diff --git a/boards/base/Mikromedia-STM32-M4-ILI9341/board.mk b/boards/base/Mikromedia-STM32-M4-ILI9341/board.mk index e466621c..b18bf8f5 100644 --- a/boards/base/Mikromedia-STM32-M4-ILI9341/board.mk +++ b/boards/base/Mikromedia-STM32-M4-ILI9341/board.mk @@ -3,3 +3,4 @@ GFXSRC += GFXDEFS += -DGFX_USE_OS_CHIBIOS=TRUE include $(GFXLIB)/drivers/gdisp/ILI9341/gdisp_lld.mk include $(GFXLIB)/drivers/ginput/touch/MCU/ginput_lld.mk +include $(GFXLIB)/drivers/gaudio/vs1053/driver.mk diff --git a/boards/base/Mikromedia-STM32-M4-ILI9341/gaudio_play_board.h b/boards/base/Mikromedia-STM32-M4-ILI9341/gaudio_play_board.h new file mode 100644 index 00000000..9b16b27a --- /dev/null +++ b/boards/base/Mikromedia-STM32-M4-ILI9341/gaudio_play_board.h @@ -0,0 +1,97 @@ +/* + * This file is subject to the terms of the GFX License. If a copy of + * the license was not distributed with this file, you can obtain one at: + * + * http://ugfx.org/license.html + */ + +#ifndef GAUDIO_PLAY_BOARD_H +#define GAUDIO_PLAY_BOARD_H + +#define SET_CS palSetPad(GPIOC, GPIOC_MP3_CS) +#define CLR_CS palClearPad(GPIOC, GPIOC_MP3_CS) +#define SET_RST palSetPad(GPIOC, GPIOC_MP3_RST) +#define CLR_RST palClearPad(GPIOC, GPIOC_MP3_RST) +#define SET_DCS palSetPad(GPIOC, GPIOC_MP3_DCS) +#define CLR_DCS palClearPad(GPIOC, GPIOC_MP3_DCS) +#define GET_DREQ palReadPad(GPIOC, GPIOC_MP3_DREQ) +#define SPI_PORT &SPID3 + +static const SPIConfig spicfg_init = { + 0, + GPIOC, + GPIOC_MP3_CS, + SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0, +}; + +static const SPIConfig spicfg = { + 0, + GPIOC, + GPIOC_MP3_CS, + 0, +}; + +// Initialise the board +static inline void board_init(void) { + palSetPadMode(GPIOC, GPIOC_MP3_CS, PAL_MODE_OUTPUT_PUSHPULL); + palSetPadMode(GPIOC, GPIOC_MP3_RST, PAL_MODE_OUTPUT_PUSHPULL); + palSetPadMode(GPIOC, GPIOC_MP3_DCS, PAL_MODE_OUTPUT_PUSHPULL); + palSetPadMode(GPIOC, GPIOC_MP3_DREQ, PAL_MODE_INPUT); + SET_CS; SET_RST; SET_DCS; + spiStart(SPI_PORT, &spicfg_init); +} + +// Chip is initialised enough so we can talk fast to it +#define board_init_end() spiStart(SPI_PORT, &spicfg) + +// Reset the board +#define board_reset() { CLR_RST; gfxSleepMilliseconds(1); SET_RST; } + +// Returns the state of the dreq pin +#define board_dreq() GET_DREQ + +// Start a command write +static inline void board_startcmdwrite(void) { + #if SPI_USE_MUTUAL_EXCLUSION + spiAcquireBus(SPI_PORT); + #endif + CLR_CS; +} + +// End a command write +static inline void board_endcmdwrite(void) { + #if SPI_USE_MUTUAL_EXCLUSION + spiReleaseBus(SPI_PORT); + #endif + SET_CS; +} + +// Start a command read +#define board_startcmdread() board_startcmdwrite() + +// End a command read +#define board_endcmdread() board_endcmdwrite() + +// Start a data write +static inline void board_startdatawrite(void) { + #if SPI_USE_MUTUAL_EXCLUSION + spiAcquireBus(SPI_PORT); + #endif + CLR_DCS; +} + +// End a data write +static inline void board_enddatawrite(void) { + #if SPI_USE_MUTUAL_EXCLUSION + spiReleaseBus(SPI_PORT); + #endif + SET_DCS; +} + +// Write data to the SPI port +#define board_spiwrite(buf, len) spiSend(SPI_PORT, len, buf) + +// Read data from the SPI port +#define board_spiread(buf, len) spiReceive(SPI_PORT, len, buf) + +#endif /* GAUDIO_PLAY_BOARD_H */ diff --git a/boards/base/Mikromedia-STM32-M4-ILI9341/readme.txt b/boards/base/Mikromedia-STM32-M4-ILI9341/readme.txt index 961f9793..d37c58fb 100644 --- a/boards/base/Mikromedia-STM32-M4-ILI9341/readme.txt +++ b/boards/base/Mikromedia-STM32-M4-ILI9341/readme.txt @@ -3,7 +3,8 @@ running under ChibiOS with the ILI9341 display. On this board uGFX currently supports: - GDISP via the ILI9341 display - - GINPUT-touch via the MCU driver + - GINPUT-touch via the MCU driver + - GAUDIO (play only) via the vs1053 driver Note there are two variants of this board - one with the ILI9341 display and an older one with a different display. This one is for the ILI9341 display. diff --git a/drivers/gaudio/vs1053/driver.mk b/drivers/gaudio/vs1053/driver.mk new file mode 100644 index 00000000..d0419c80 --- /dev/null +++ b/drivers/gaudio/vs1053/driver.mk @@ -0,0 +1,7 @@ +# List the required driver. +GFXSRC += $(GFXLIB)/drivers/gaudio/vs1053/gaudio_play_lld.c + +# Required include directories +GFXINC += $(GFXLIB)/drivers/gaudio/vs1053 + +GFXDEFS += -DGFX_USE_GTIMER=TRUE diff --git a/drivers/gaudio/vs1053/gaudio_play_board_template.h b/drivers/gaudio/vs1053/gaudio_play_board_template.h new file mode 100644 index 00000000..d6125bbc --- /dev/null +++ b/drivers/gaudio/vs1053/gaudio_play_board_template.h @@ -0,0 +1,71 @@ +/* + * This file is subject to the terms of the GFX License. If a copy of + * the license was not distributed with this file, you can obtain one at: + * + * http://ugfx.org/license.html + */ + +#ifndef GAUDIO_PLAY_BOARD_H +#define GAUDIO_PLAY_BOARD_H + +// Initialise the board +static void board_init(void) { + +} + +// Chip is initialised enough so we can talk fast to it +static void board_init_end(void) { + +} + +// Reset the board +static void board_reset(void) { + +} + +// Returns the state of the dreq pin +static bool board_dreq(void) { + +} + +// Start a command write +static void board_startcmdwrite(void) { + +} + +// End a command write +static void board_endcmdwrite(void) { + +} + +// Start a command read +static void board_startcmdread(void) { + +} + +// End a command read +static void board_endcmdread(void) { + +} + +// Start a data write +static void board_startdatawrite(void) { + +} + +// End a data write +static void board_enddatawrite(void) { + +} + +// Write data to the SPI port +static void board_spiwrite(const uint8_t *buf, unsigned len) { + +} + +// Read data from the SPI port +static void board_spiread(uint8_t *buf, unsigned len) { + +} + +#endif /* GAUDIO_PLAY_BOARD_H */ diff --git a/drivers/gaudio/vs1053/gaudio_play_config.h b/drivers/gaudio/vs1053/gaudio_play_config.h new file mode 100644 index 00000000..bd2af503 --- /dev/null +++ b/drivers/gaudio/vs1053/gaudio_play_config.h @@ -0,0 +1,29 @@ +/* + * This file is subject to the terms of the GFX License. If a copy of + * the license was not distributed with this file, you can obtain one at: + * + * http://ugfx.org/license.html + */ + +#ifndef GAUDIO_PLAY_CONFIG_H +#define GAUDIO_PLAY_CONFIG_H + +#if GFX_USE_GAUDIO && GAUDIO_NEED_PLAY + +/*===========================================================================*/ +/* Driver hardware support. */ +/*===========================================================================*/ + +#define GAUDIO_PLAY_MAX_SAMPLE_FREQUENCY 48000 +#define GAUDIO_PLAY_NUM_FORMATS 2 +#define GAUDIO_PLAY_FORMAT1 ARRAY_DATA_16BITSIGNED +#define GAUDIO_PLAY_FORMAT2 ARRAY_DATA_8BITUNSIGNED +#define GAUDIO_PLAY_NUM_CHANNELS 2 +#define GAUDIO_PLAY_CHANNEL0_IS_STEREO FALSE +#define GAUDIO_PLAY_CHANNEL1_IS_STEREO TRUE +#define GAUDIO_PLAY_MONO 0 +#define GAUDIO_PLAY_STEREO 1 + +#endif /* GFX_USE_GAUDIO && GAUDIO_NEED_PLAY */ + +#endif /* GAUDIO_PLAY_CONFIG_H */ diff --git a/drivers/gaudio/vs1053/gaudio_play_lld.c b/drivers/gaudio/vs1053/gaudio_play_lld.c new file mode 100644 index 00000000..9e77e383 --- /dev/null +++ b/drivers/gaudio/vs1053/gaudio_play_lld.c @@ -0,0 +1,348 @@ +/* + * This file is subject to the terms of the GFX License. If a copy of + * the license was not distributed with this file, you can obtain one at: + * + * http://ugfx.org/license.html + */ + +#include "gfx.h" + +#if GFX_USE_GAUDIO && GAUDIO_NEED_PLAY + +/* Include the driver defines */ +#include "src/gaudio/driver_play.h" + +/* Include the vs1053 registers */ +#include "drivers/gaudio/vs1053/vs1053.h" + +/* Include the board interface */ +#include "gaudio_play_board.h" + +// Override-able parameters +#ifndef VS1053_CLK + #define VS1053_CLK 12288000 +#endif +#ifndef VS1053_FIRMWARE_PATCH + #define VS1053_FIRMWARE_PATCH FALSE +#endif + +// Load the patch file if desired. New format patches only. +#if VS1053_FIRMWARE_PATCH + #define SKIP_PLUGIN_VARNAME + static const uint16_t plugin[] = { /* Compressed plugin */ + #include "vs1053_patch.plg" + }; +#endif + +// Set various stuff based on the clock +#if VS1053_CLK >= 16192000 + #define SCI_MODE_STARTUP (SCI_MODE_DEFAULTS|SM_CLK_RANGE) + #define VS1053_CLKI (VS1053_CLK/2) +#else + #define SCI_MODE_STARTUP (SCI_MODE_DEFAULTS) + #define VS1053_CLKI (VS1053_CLK) +#endif +#if VS1053_CLKI > 13000000 || VS1053_CLKI < 12000000 + #error "GAUDIO(vs1053): VS1053_CLK is out of range" +#endif +#if VS1053_CLKI == 12288000 + #define SC_FREQ_ADJUST 0x0000 +#else + #define SC_FREQ_ADJUST ((VS1053_CLKI-8000000)/4000) +#endif +#define VS1053_MAX_SAMPLE_RATE (VS1053_CLKI/256) +#if VS1053_CLKI > 1228800 + #define SC_CLOCK_MODE (SC_MULT_3|SC_ADD_1|SC_FREQ_ADJUST) +#else + #define SC_CLOCK_MODE (SC_MULT_3_5|SC_ADD_1|SC_FREQ_ADJUST) +#endif + +// Our static variables +static bool_t vs1053_isinit; +static GTimer playTimer; + +// Some common macro's +#define waitforready() while(!board_dreq()) gfxSleepMilliseconds(5) + +static void cmd_write(uint16_t addr, uint16_t data) { + char buf[4]; + buf[0] = 2; + buf[1] = (char)addr; + buf[2] = (char)(data >> 8); + buf[3] = (char)data; + + waitforready(); + board_startcmdwrite(); + board_spiwrite(buf, 4); + board_endcmdwrite(); +} + +#if VS1053_CLK > 12288000 + static inline void cmd_writenodreq(uint16_t addr, uint16_t data) { + uint8_t buf[4]; + + // This is the same as cmd_write() except for it doesn't wait for dreq first + buf[0] = 2; + buf[1] = (uint8_t)addr; + buf[2] = (uint8_t)(data >> 8); + buf[3] = (uint8_t)data; + + board_startcmdwrite(); + board_spiwrite(buf, 4); + board_endcmdwrite(); + } +#endif + +static uint16_t cmd_read(uint16_t addr) { + uint8_t buf[2]; + + buf[0] = 3; + buf[1] = (char)addr; + + board_startcmdread(); + board_spiwrite(buf, 2); + board_spiread(buf, 2); + board_endcmdread(); + return (((uint16_t)buf[0])<<8)|buf[1]; +} + +static void data_write(const uint8_t *data, unsigned len) { + board_startdatawrite(); + board_spiwrite(data, len); + board_enddatawrite(); +} + +#if VS1053_FIRMWARE_PATCH + static void LoadUserCode(void) { + int i; + uint16_t addr, n, val; + + for(i=0; i 12288000 + cmd_writenodreq(SCI_MODE, SCI_MODE_STARTUP); // Set super-clock before dreq + #endif + + // Set up registers + cmd_write(SCI_MODE, SCI_MODE_STARTUP); // Set mode + cmd_write(SCI_CLOCKF, SC_CLOCK_MODE); // Set clocks + board_init_end(); // Clocks are now set up + cmd_write(SCI_BASS, 0x0000); // No treble or bass boost + cmd_write(SCI_VOL, VOL_MAX); // Maximum volume + + // Load any firmware + #if VS1053_FIRMWARE_PATCH + LoadUserCode(); + + // Reset mode just in case + cmd_write(SCI_MODE, SCI_MODE_STARTUP); + #endif +} + +static void vs1053_soft_reset(void) { + cmd_write(SCI_MODE, cmd_read(SCI_MODE)|SM_RESET); + gfxSleepMilliseconds(1); // Wait for at least 2uS + waitforready(); + + // Reload any firmware + #if VS1053_FIRMWARE_PATCH + LoadUserCode(); + + // Reset mode just in case + cmd_write(SCI_MODE, SCI_MODE_STARTUP); + #endif +} + +static uint16_t vs1053_getendbyte(void) { + cmd_write(SCI_WRAMADDR, WRAMADDR_EXTRAPARAMS+4); + return cmd_read(SCI_WRAM); +} + +static GTimer playTimer; +static GDataBuffer *pplay; +static size_t playlen; +static uint8_t *pdata; + +static void FeedData(void *param) { + unsigned len; + (void) param; + + // While there is data space + while (!board_dreq()) { + + // Send up to 32 bytes + len = playlen; + if (len > 32) len = 32; + data_write(pdata, len); + pdata += len; + playlen -= len; + + // Have we finished the buffer + while (!playlen) { + gfxSystemLock(); + gaudioPlayReleaseDataBlockI(pplay); + + // Get a new data buffer + if (!(pplay = gaudioPlayGetDataBlockI())) { + // We should really only do the play-done when the audio + // has really finished playing. Unfortunately there seems + // to be no documented way of determining this. + gaudioPlayDoneI(); + gfxSystemUnlock(); + gtimerStop(&playTimer); + return; + } + + // Set up ready for the new buffer + playlen = pplay->len; + pdata = (uint8_t *)(pplay+1); + gfxSystemUnlock(); + } + } +} + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +bool_t gaudio_play_lld_init(uint16_t channel, uint32_t frequency, ArrayDataFormat format) { + uint32_t brate; + uint32_t bps; + uint8_t buf[4]; + static const uint8_t hdr1[] = { + 'R', 'I', 'F', 'F', + 0xFF, 0xFF, 0xFF, 0xFF, + 'W', 'A', 'V', 'E', + 'f', 'm', 't', ' ', + 16, 0, 0, 0, + 0x01, 0x00, + }; + static const uint8_t hdr2[] = { + 'd', 'a', 't', 'a', + 0xFF, 0xFF, 0xFF, 0xFF, + }; + + if (format != ARRAY_DATA_8BITUNSIGNED && format != ARRAY_DATA_16BITSIGNED) + return FALSE; + if (frequency > VS1053_MAX_SAMPLE_RATE) + return FALSE; + + // Reset the chip if needed + if (!vs1053_isinit) { + vs1053_hard_reset(); + vs1053_isinit = TRUE; + } + + // Setup + bps = (gfxSampleFormatBits(format)+7)/8; + if (channel == GAUDIO_PLAY_STEREO) + bps *= 2; + brate = frequency * bps; + + // Write the RIFF header + waitforready(); + data_write(hdr1, sizeof(hdr1)); + buf[0] = channel == GAUDIO_PLAY_STEREO ? 2 : 1; buf[1] = 0; data_write(buf, 2); + buf[0] = frequency; buf[1] = frequency>>8; buf[2] = frequency>>16; buf[3] = frequency>>24; data_write(buf, 4); + buf[0] = brate; buf[1] = brate>>8; buf[2] = brate>>16; buf[3] = brate>>24; data_write(buf, 4); + waitforready(); // 32 bytes max before checking + buf[0] = bps; buf[1] = 0; data_write(buf, 2); + buf[0] = gfxSampleFormatBits(format); buf[1] = 0; data_write(buf, 2); + data_write(hdr2, sizeof(hdr2)); + return TRUE; +} + +bool_t gaudio_play_lld_set_volume(uint8_t vol) { + // Volume is 0xFE -> 0x00. Adjust vol to match + vol = ~vol; + if (vol == 0xFF) vol = 0xFE; + + cmd_write(SCI_VOL, ((uint16_t)vol) << 8 | vol); + return TRUE; +} + +void gaudio_play_lld_start(void) { + + gfxSystemLock(); + // Get a new data buffer + if (pplay || !(pplay = gaudioPlayGetDataBlockI())) { + gfxSystemUnlock(); // Nothing to do + return; + } + + // Set up ready for the new buffer + playlen = pplay->len; + pdata = (uint8_t *)(pplay+1); + gfxSystemUnlock(); + + // Start the playing by starting the timer and executing FeedData immediately just to get things started + // We really should set the timer to be equivalent to half the available data but that is just too hard to calculate. + gtimerStart(&playTimer, FeedData, 0, TRUE, 5); + FeedData(0); +} + +void gaudio_play_lld_stop(void) { + uint8_t ch; + unsigned i; + + // Stop the timer interrupt + gtimerStop(&playTimer); + + // We may need to clean up the remaining buffer. + gfxSystemLock(); + if (pplay) { + gaudioPlayReleaseDataBlockI(pplay); + pplay = 0; + gaudioPlayDoneI(); + } + gfxSystemUnlock(); + + // Set CANCEL + cmd_write(SCI_MODE, cmd_read(SCI_MODE)|SM_CANCEL); + + // Write up to 2048 bytes of data + ch = 0; + for(i = 0; i < 2048; i++) { + if (!(i & 0x1F)) { + waitforready(); + if (!(cmd_read(SCI_MODE) & SM_CANCEL)) + break; + } + data_write(&ch, 1); + } + + // Make sure the cancel worked + waitforready(); + if ((cmd_read(SCI_MODE) & SM_CANCEL)) + vs1053_soft_reset(); + + // Send the terminating data + ch = vs1053_getendbyte(); + for(i = 0; i < 2052; i++) { + if (!(i & 0x1F)) + waitforready(); + data_write(&ch, 1); + } +} + +#endif /* GFX_USE_GAUDIO && GAUDIO_NEED_PLAY */ diff --git a/drivers/gaudio/vs1053/readme.txt b/drivers/gaudio/vs1053/readme.txt new file mode 100644 index 00000000..6e99e56f --- /dev/null +++ b/drivers/gaudio/vs1053/readme.txt @@ -0,0 +1,4 @@ +This chip supports playing in many formats including MP3 etc. +For this driver however we only support PCM in 8 bit unisgned and 16 bit signed formats. + +Requires GFX_USE_GTIMER \ No newline at end of file diff --git a/drivers/gaudio/vs1053/vs1053.h b/drivers/gaudio/vs1053/vs1053.h new file mode 100644 index 00000000..1ae613be --- /dev/null +++ b/drivers/gaudio/vs1053/vs1053.h @@ -0,0 +1,101 @@ +/* + * This file is subject to the terms of the GFX License. If a copy of + * the license was not distributed with this file, you can obtain one at: + * + * http://ugfx.org/license.html + */ + +#ifndef _VS1053_H +#define _VS1053_H + +// Registers +#define SCI_MODE 0x00 + #define SM_DIFF 0x0001 + #define SM_LAYER12 0x0002 + #define SM_RESET 0x0004 + #define SM_CANCEL 0x0008 + #define SM_EARSPEAKER_LO 0x0010 + #define SM_TESTS 0x0020 + #define SM_STREAM 0x0040 + #define SM_EARSPEAKER_HI 0x0080 + #define SM_DACT 0x0100 + #define SM_SDIORD 0x0200 + #define SM_SDISHARE 0x0400 + #define SM_SDINEW 0x0800 + #define SM_ADPCM 0x1000 + #define SM_LINE1 0x4000 + #define SM_CLK_RANGE 0x8000 + #define SCI_MODE_DEFAULTS (SM_LINE1|SM_SDINEW) +#define SCI_STATUS 0x01 + #define SS_DO_NOT_JUMP 0x8000 + #define SS_SWING_MASK 0x7000 + #define SS_SWING_SHIFT 12 + #define SS_VCM_OVERLOAD 0x0800 + #define SS_VCM_DISABLE 0x0400 + #define SS_VER_MASK 0x00F0 + #define SS_VER_SHIFT 4 + #define SS_APDOWN2 0x0008 + #define SS_APDOWN1 0x0004 + #define SS_SS_AD_CLOCK 0x0002 + #define SS_REFERENCE_SEL 0x0001 +#define SCI_BASS 0x02 + #define ST_AMPLITUDE_MASK 0xF000 + #define ST_AMPLITUDE_SHIFT 12 + #define ST_FREQLIMIT_MASK 0x0F00 + #define ST_FREQLIMIT_SHIFT 8 + #define SB_AMPLITUDE_MASK 0x00F0 + #define SB_AMPLITUDE_SHIFT 4 + #define SB_FREQLIMIT_MASK 0x000F + #define SB_FREQLIMIT_SHIFT 0 +#define SCI_CLOCKF 0x03 + #define SC_MULT_1 0x0000 + #define SC_MULT_2 0x2000 + #define SC_MULT_2_5 0x4000 + #define SC_MULT_3 0x6000 + #define SC_MULT_3_5 0x8000 + #define SC_MULT_4 0xa000 + #define SC_MULT_4_5 0xc000 + #define SC_MULT_5 0xe000 + #define SC_ADD_NONE 0x0000 + #define SC_ADD_1 0x0800 + #define SC_ADD_1_5 0x1000 + #define SC_ADD_2 0x1800 + #define SC_FREQ_MASK 0x07FF +#define SCI_DECODE_TIME 0x04 +#define SCI_AUDATA 0x05 + #define SR_RATE_MASK 0xFFFE + #define SR_IS_STEREO 0x0001 +#define SCI_WRAM 0x06 +#define SCI_WRAMADDR 0x07 + #define WRAMADDR_XDATA 0x1800 + #define WRAMADDR_YDATA 0x5800 + #define WRAMADDR_INSTR 0x8040 + #define WRAMADDR_IO 0xC000 + #define WRAMADDR_EXTRAPARAMS 0x1E02 +#define SCI_HDAT0 0x08 +#define SCI_HDAT1 0x09 + #define HD_FMT_NONE 0x0000 + #define HD_FMT_WAV 0x7665 + #define HD_FMT_AAC_ADTS 0x4154 + #define HD_FMT_AAC_ADIF 0x4144 + #define HD_FMT_AAC_M4A 0x4D34 + #define HD_FMT_WMA 0x574D + #define HD_FMT_MIDI 0x4D54 + #define HD_FMT_OGG 0x4F67 + #define HD_FMT_MP3_MIN 0xFFE0 + #define HD_FMT_MP3_MAX 0xFFFF +#define SCI_AIADDR 0x0A +#define SCI_VOL 0x0B + #define VOL_LEFT_MASK 0xFF00 + #define VOL_LEFT_SHIFT 8 + #define VOL_RIGHT_MASK 0x00FF + #define VOL_RIGHT_SHIFT 0 + #define VOL_POWERDOWN 0xFFFF + #define VOL_MAX 0x0000 + #define VOL_MIN 0xFEFE +#define SCI_AICTRL0 0x0C +#define SCI_AICTRL1 0x0D +#define SCI_AICTRL2 0x0E +#define SCI_AICTRL3 0x0F + +#endif /* _VS1053_H */