EmbeddedArtists AB / Mbed 2 deprecated lpc4088_ebb_ptp

Production Test Program (PTP) for the LPC4088 Experiment Base Board

Dependencies:   EALib I2S LM75B SDFileSystem mbed

WM8731.h@9:eb6086159020, 2014-10-01 (annotated)

Committer:
embeddedartists
Date:
Wed Oct 01 11:16:38 2014 +0000
Revision:
9:eb6086159020
Parent:
3:7ef908e84ae1 
Updated used libraries

Who changed what in which revision?

UserRevisionLine numberNew contents of line
embeddedartists 3:7ef908e84ae1 1 /**
embeddedartists 3:7ef908e84ae1 2 *
embeddedartists 3:7ef908e84ae1 3 * @section LICENSE
embeddedartists 3:7ef908e84ae1 4 *
embeddedartists 3:7ef908e84ae1 5 * Copyright (c) 2012 mbed
embeddedartists 3:7ef908e84ae1 6 *
embeddedartists 3:7ef908e84ae1 7 * Permission is hereby granted, free of charge, to any person obtaining a copy
embeddedartists 3:7ef908e84ae1 8 * of this software and associated documentation files (the "Software"), to deal
embeddedartists 3:7ef908e84ae1 9 * in the Software without restriction, including without limitation the rights
embeddedartists 3:7ef908e84ae1 10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
embeddedartists 3:7ef908e84ae1 11 * copies of the Software, and to permit persons to whom the Software is
embeddedartists 3:7ef908e84ae1 12 * furnished to do so, subject to the following conditions:
embeddedartists 3:7ef908e84ae1 13 *
embeddedartists 3:7ef908e84ae1 14 * The above copyright notice and this permission notice shall be included in
embeddedartists 3:7ef908e84ae1 15 * all copies or substantial portions of the Software.
embeddedartists 3:7ef908e84ae1 16 *
embeddedartists 3:7ef908e84ae1 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
embeddedartists 3:7ef908e84ae1 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
embeddedartists 3:7ef908e84ae1 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
embeddedartists 3:7ef908e84ae1 20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
embeddedartists 3:7ef908e84ae1 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
embeddedartists 3:7ef908e84ae1 22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
embeddedartists 3:7ef908e84ae1 23 * THE SOFTWARE.
embeddedartists 3:7ef908e84ae1 24 *
embeddedartists 3:7ef908e84ae1 25 * @section DESCRIPTION
embeddedartists 3:7ef908e84ae1 26 * A Driver set for the I2C half of the WM8731. Based on the WM8731
embeddedartists 3:7ef908e84ae1 27 * code http://mbed.org/users/p07gbar/code/WM8731/
embeddedartists 3:7ef908e84ae1 28 *
embeddedartists 3:7ef908e84ae1 29 */
embeddedartists 0:0d5190d379d3 30
embeddedartists 0:0d5190d379d3 31 #ifndef WM8731_H
embeddedartists 0:0d5190d379d3 32 #define WM8731_H
embeddedartists 0:0d5190d379d3 33
embeddedartists 3:7ef908e84ae1 34 #include "mbed.h"
embeddedartists 0:0d5190d379d3 35
embeddedartists 3:7ef908e84ae1 36 #define WM8731_CS_HIGH true
embeddedartists 3:7ef908e84ae1 37 #define WM8731_CS_LOW false
embeddedartists 3:7ef908e84ae1 38
embeddedartists 3:7ef908e84ae1 39 #define WM8731_ON true
embeddedartists 3:7ef908e84ae1 40 #define WM8731_OFF false
embeddedartists 3:7ef908e84ae1 41
embeddedartists 3:7ef908e84ae1 42 #define WM8731_MUTE true
embeddedartists 3:7ef908e84ae1 43 #define WM8731_UNMUTE false
embeddedartists 3:7ef908e84ae1 44
embeddedartists 3:7ef908e84ae1 45 #define WM8731_MASTER true
embeddedartists 3:7ef908e84ae1 46 #define WM8731_SLAVE false
embeddedartists 3:7ef908e84ae1 47
embeddedartists 3:7ef908e84ae1 48 #define WM8731_LINE 0
embeddedartists 3:7ef908e84ae1 49 #define WM8731_MIC 1
embeddedartists 3:7ef908e84ae1 50 #define WM8731_NO_IN -1
embeddedartists 3:7ef908e84ae1 51
embeddedartists 3:7ef908e84ae1 52 #define WM8731_DE_EMPH_DISABLED 0
embeddedartists 3:7ef908e84ae1 53 #define WM8731_DE_EMPH_32KHZ 1
embeddedartists 3:7ef908e84ae1 54 #define WM8731_DE_EMPH_44KHZ 2
embeddedartists 3:7ef908e84ae1 55 #define WM8731_DE_EMPH_48KHZ 3
embeddedartists 3:7ef908e84ae1 56
embeddedartists 3:7ef908e84ae1 57 /** A class to control the I2C part of the WM8731
embeddedartists 3:7ef908e84ae1 58 *
embeddedartists 0:0d5190d379d3 59 */
embeddedartists 0:0d5190d379d3 60 class WM8731 {
embeddedartists 0:0d5190d379d3 61 public:
embeddedartists 0:0d5190d379d3 62
embeddedartists 3:7ef908e84ae1 63 /** Create an instance of the WM8731 class
embeddedartists 3:7ef908e84ae1 64 *
embeddedartists 3:7ef908e84ae1 65 * @param i2c_sda The SDA pin of the I2C
embeddedartists 3:7ef908e84ae1 66 * @param i2c_scl The SCL pin of the I2C
embeddedartists 3:7ef908e84ae1 67 */
embeddedartists 3:7ef908e84ae1 68 WM8731(PinName i2c_sda, PinName i2c_scl);
embeddedartists 3:7ef908e84ae1 69
embeddedartists 3:7ef908e84ae1 70 /** Create an instance of the WM8731 class
embeddedartists 3:7ef908e84ae1 71 *
embeddedartists 3:7ef908e84ae1 72 * @param i2c_sda The SDA pin of the I2C
embeddedartists 3:7ef908e84ae1 73 * @param i2c_scl The SCL pin of the I2C
embeddedartists 3:7ef908e84ae1 74 * @param cs_level The level of the CS pin on the WM8731
embeddedartists 3:7ef908e84ae1 75 */
embeddedartists 3:7ef908e84ae1 76 WM8731(PinName i2c_sda, PinName i2c_scl, bool cs_level);
embeddedartists 3:7ef908e84ae1 77
embeddedartists 3:7ef908e84ae1 78 /** Control the power of the device
embeddedartists 3:7ef908e84ae1 79 *
embeddedartists 3:7ef908e84ae1 80 * @param on_off The power state
embeddedartists 3:7ef908e84ae1 81 */
embeddedartists 3:7ef908e84ae1 82 void power(bool on_off);
embeddedartists 3:7ef908e84ae1 83
embeddedartists 3:7ef908e84ae1 84 /** Control the input source of the device
embeddedartists 3:7ef908e84ae1 85 *
embeddedartists 3:7ef908e84ae1 86 * @param input Select the source of the input of the device: WM8731_LINE, WM8731_MIC, WM8731_NO_IN
embeddedartists 3:7ef908e84ae1 87 */
embeddedartists 3:7ef908e84ae1 88 void input_select(int input);
embeddedartists 3:7ef908e84ae1 89
embeddedartists 3:7ef908e84ae1 90 /** Set the headphone volume
embeddedartists 3:7ef908e84ae1 91 *
embeddedartists 3:7ef908e84ae1 92 * @param h_volume The desired headphone volume: 0->1
embeddedartists 3:7ef908e84ae1 93 */
embeddedartists 3:7ef908e84ae1 94 void headphone_volume(float h_volume);
embeddedartists 3:7ef908e84ae1 95
embeddedartists 3:7ef908e84ae1 96 /** Set the line in pre-amp volume
embeddedartists 3:7ef908e84ae1 97 *
embeddedartists 3:7ef908e84ae1 98 * @param li_volume The desired line in volume: 0->1
embeddedartists 3:7ef908e84ae1 99 */
embeddedartists 3:7ef908e84ae1 100 void linein_volume(float li_volume);
embeddedartists 3:7ef908e84ae1 101
embeddedartists 3:7ef908e84ae1 102 /** Turn on/off the microphone pre-amp boost
embeddedartists 3:7ef908e84ae1 103 *
embeddedartists 3:7ef908e84ae1 104 * @param mic_boost Boost on or off
embeddedartists 3:7ef908e84ae1 105 */
embeddedartists 3:7ef908e84ae1 106 void microphone_boost(bool mic_boost);
embeddedartists 3:7ef908e84ae1 107
embeddedartists 3:7ef908e84ae1 108 /** Mute the input
embeddedartists 3:7ef908e84ae1 109 *
embeddedartists 3:7ef908e84ae1 110 * @param mute Mute on/off
embeddedartists 3:7ef908e84ae1 111 */
embeddedartists 3:7ef908e84ae1 112 void input_mute(bool mute);
embeddedartists 3:7ef908e84ae1 113
embeddedartists 3:7ef908e84ae1 114 /** Mute the output
embeddedartists 3:7ef908e84ae1 115 *
embeddedartists 3:7ef908e84ae1 116 * @param mute Mute on/off
embeddedartists 3:7ef908e84ae1 117 */
embeddedartists 3:7ef908e84ae1 118 void output_mute(bool mute);
embeddedartists 3:7ef908e84ae1 119
embeddedartists 3:7ef908e84ae1 120 /** Turn on/off the input stage
embeddedartists 3:7ef908e84ae1 121 *
embeddedartists 3:7ef908e84ae1 122 * @param on_off Input stage on(true)/off(false)
embeddedartists 3:7ef908e84ae1 123 */
embeddedartists 3:7ef908e84ae1 124 void input_power(bool on_off);
embeddedartists 3:7ef908e84ae1 125
embeddedartists 3:7ef908e84ae1 126 /** Turn on/off the output stage
embeddedartists 3:7ef908e84ae1 127 *
embeddedartists 3:7ef908e84ae1 128 * @param on_off Output stage on(true)/off(false)
embeddedartists 3:7ef908e84ae1 129 */
embeddedartists 3:7ef908e84ae1 130 void output_power(bool on_off);
embeddedartists 3:7ef908e84ae1 131
embeddedartists 3:7ef908e84ae1 132 /** Select the word size
embeddedartists 3:7ef908e84ae1 133 *
embeddedartists 3:7ef908e84ae1 134 * @param words 16/20/24/32 bits
embeddedartists 3:7ef908e84ae1 135 */
embeddedartists 3:7ef908e84ae1 136 void wordsize(int words);
embeddedartists 3:7ef908e84ae1 137
embeddedartists 3:7ef908e84ae1 138 /** Select interface mode: Master or Slave
embeddedartists 3:7ef908e84ae1 139 *
embeddedartists 3:7ef908e84ae1 140 * @param master Interface mode: master(true)/slave
embeddedartists 3:7ef908e84ae1 141 */
embeddedartists 3:7ef908e84ae1 142 void master(bool master);
embeddedartists 3:7ef908e84ae1 143
embeddedartists 3:7ef908e84ae1 144 /** Select the sample rate
embeddedartists 3:7ef908e84ae1 145 *
embeddedartists 3:7ef908e84ae1 146 * @param freq Frequency: 96/48/32/8 kHz
embeddedartists 3:7ef908e84ae1 147 */
embeddedartists 3:7ef908e84ae1 148 void frequency(int freq);
embeddedartists 3:7ef908e84ae1 149
embeddedartists 3:7ef908e84ae1 150 /** Enable the input highpass filter
embeddedartists 3:7ef908e84ae1 151 *
embeddedartists 3:7ef908e84ae1 152 * @param enabled Input highpass filter enabled
embeddedartists 3:7ef908e84ae1 153 */
embeddedartists 3:7ef908e84ae1 154 void input_highpass(bool enabled);
embeddedartists 3:7ef908e84ae1 155
embeddedartists 3:7ef908e84ae1 156 /** Enable the output soft mute
embeddedartists 3:7ef908e84ae1 157 *
embeddedartists 3:7ef908e84ae1 158 * @param enabled Output soft mute enabled
embeddedartists 3:7ef908e84ae1 159 */
embeddedartists 3:7ef908e84ae1 160 void output_softmute(bool enabled);
embeddedartists 3:7ef908e84ae1 161
embeddedartists 3:7ef908e84ae1 162 /** Turn on and off the I2S
embeddedartists 3:7ef908e84ae1 163 *
embeddedartists 3:7ef908e84ae1 164 * @param on_off Switch the I2S interface on(true)/off(false)
embeddedartists 3:7ef908e84ae1 165 */
embeddedartists 3:7ef908e84ae1 166 void interface_switch(bool on_off);
embeddedartists 3:7ef908e84ae1 167
embeddedartists 3:7ef908e84ae1 168 /** Reset the device and settings
embeddedartists 3:7ef908e84ae1 169 *
embeddedartists 3:7ef908e84ae1 170 */
embeddedartists 3:7ef908e84ae1 171 void reset();
embeddedartists 3:7ef908e84ae1 172
embeddedartists 3:7ef908e84ae1 173 /** Set the microphone sidetone volume
embeddedartists 0:0d5190d379d3 174 *
embeddedartists 3:7ef908e84ae1 175 * @param sidetone_volume The volume of the sidetone: 0->1
embeddedartists 3:7ef908e84ae1 176 */
embeddedartists 3:7ef908e84ae1 177 void sidetone(float sidetone_vol);
embeddedartists 3:7ef908e84ae1 178
embeddedartists 3:7ef908e84ae1 179 /** Set the analog bypass
embeddedartists 3:7ef908e84ae1 180 *
embeddedartists 3:7ef908e84ae1 181 * @param bypass_en Enable the bypass: enabled(true)
embeddedartists 0:0d5190d379d3 182 */
embeddedartists 3:7ef908e84ae1 183 void bypass(bool bypass_en);
embeddedartists 3:7ef908e84ae1 184
embeddedartists 3:7ef908e84ae1 185 /** Set the deemphasis frequency
embeddedartists 3:7ef908e84ae1 186 *
embeddedartists 3:7ef908e84ae1 187 * @param code The deemphasis code: WM8731_DE_EMPH_DISABLED, WM8731_DE_EMPH_32KHZ, WM8731_DE_EMPH_44KHZ, WM8731_DE_EMPH_48KHZ
embeddedartists 3:7ef908e84ae1 188 */
embeddedartists 3:7ef908e84ae1 189 void deemphasis(char code);
embeddedartists 3:7ef908e84ae1 190
embeddedartists 3:7ef908e84ae1 191 /** Enable the input highpass filter
embeddedartists 0:0d5190d379d3 192 *
embeddedartists 3:7ef908e84ae1 193 * @param enable Enable the input highpass filter enabled(true)
embeddedartists 0:0d5190d379d3 194 */
embeddedartists 3:7ef908e84ae1 195
embeddedartists 3:7ef908e84ae1 196 void adc_highpass(bool enable);
embeddedartists 3:7ef908e84ae1 197
embeddedartists 3:7ef908e84ae1 198 /** Start the device sending/recieving etc
embeddedartists 3:7ef908e84ae1 199 */
embeddedartists 3:7ef908e84ae1 200 void start();
embeddedartists 3:7ef908e84ae1 201
embeddedartists 3:7ef908e84ae1 202 /** Stop the device sending/recieving etc
embeddedartists 3:7ef908e84ae1 203 */
embeddedartists 3:7ef908e84ae1 204 void stop();
embeddedartists 3:7ef908e84ae1 205
embeddedartists 0:0d5190d379d3 206 private:
embeddedartists 3:7ef908e84ae1 207
embeddedartists 3:7ef908e84ae1 208 enum reg_address {
embeddedartists 3:7ef908e84ae1 209 line_in_vol_left = 0x00,
embeddedartists 3:7ef908e84ae1 210 line_in_vol_right = 0x01,
embeddedartists 3:7ef908e84ae1 211 headphone_vol_left = 0x02,
embeddedartists 3:7ef908e84ae1 212 headphone_vol_right = 0x03,
embeddedartists 3:7ef908e84ae1 213 path_analog = 0x04,
embeddedartists 3:7ef908e84ae1 214 path_digital = 0x05,
embeddedartists 3:7ef908e84ae1 215 power_control = 0x06,
embeddedartists 3:7ef908e84ae1 216 interface_format = 0x07,
embeddedartists 3:7ef908e84ae1 217 sample_rate = 0x08,
embeddedartists 3:7ef908e84ae1 218 interface_activation = 0x09,
embeddedartists 3:7ef908e84ae1 219 reset_reg = 0x0F,
embeddedartists 3:7ef908e84ae1 220 all = 0xFF
embeddedartists 3:7ef908e84ae1 221 };
embeddedartists 3:7ef908e84ae1 222
embeddedartists 3:7ef908e84ae1 223 enum tlv320_defaults{
embeddedartists 3:7ef908e84ae1 224 df_bypass_ = 0,
embeddedartists 3:7ef908e84ae1 225 df_ADC_source = WM8731_LINE,
embeddedartists 3:7ef908e84ae1 226 df_mic_mute = WM8731_UNMUTE,
embeddedartists 3:7ef908e84ae1 227 df_li_mute_left = 0,
embeddedartists 3:7ef908e84ae1 228 df_li_mute_right = 0,
embeddedartists 3:7ef908e84ae1 229 df_mic_boost_ = 0,
embeddedartists 3:7ef908e84ae1 230 df_out_mute = WM8731_UNMUTE,
embeddedartists 3:7ef908e84ae1 231
embeddedartists 3:7ef908e84ae1 232 df_de_emph_code = 0x00,
embeddedartists 3:7ef908e84ae1 233 df_ADC_highpass_enable = 0,
embeddedartists 3:7ef908e84ae1 234
embeddedartists 3:7ef908e84ae1 235 df_device_all_pwr = 1,
embeddedartists 3:7ef908e84ae1 236 df_device_clk_pwr = 1,
embeddedartists 3:7ef908e84ae1 237 df_device_osc_pwr = 1,
embeddedartists 3:7ef908e84ae1 238 df_device_out_pwr = 1,
embeddedartists 3:7ef908e84ae1 239 df_device_dac_pwr = 1,
embeddedartists 3:7ef908e84ae1 240 df_device_adc_pwr = 1,
embeddedartists 3:7ef908e84ae1 241 df_device_mic_pwr = 0,
embeddedartists 3:7ef908e84ae1 242 df_device_lni_pwr = 1,
embeddedartists 3:7ef908e84ae1 243
embeddedartists 3:7ef908e84ae1 244 df_device_master = 0,
embeddedartists 3:7ef908e84ae1 245 df_device_lrswap = 0,
embeddedartists 3:7ef908e84ae1 246 df_device_lrws = 0,
embeddedartists 3:7ef908e84ae1 247 df_device_bitlength = 32,
embeddedartists 0:0d5190d379d3 248
embeddedartists 3:7ef908e84ae1 249 df_ADC_rate = 32000,
embeddedartists 3:7ef908e84ae1 250 df_DAC_rate = 32000,
embeddedartists 3:7ef908e84ae1 251
embeddedartists 3:7ef908e84ae1 252 df_device_interface_active = 0
embeddedartists 3:7ef908e84ae1 253 };
embeddedartists 3:7ef908e84ae1 254
embeddedartists 3:7ef908e84ae1 255
embeddedartists 3:7ef908e84ae1 256 I2C i2c;
embeddedartists 3:7ef908e84ae1 257 uint8_t address;
embeddedartists 3:7ef908e84ae1 258 void command(reg_address add, uint16_t byte);
embeddedartists 3:7ef908e84ae1 259 void form_cmd(reg_address add);
embeddedartists 3:7ef908e84ae1 260 void defaulter();
embeddedartists 3:7ef908e84ae1 261
embeddedartists 3:7ef908e84ae1 262 char gen_samplerate();
embeddedartists 3:7ef908e84ae1 263
embeddedartists 3:7ef908e84ae1 264 //I2S i2s_tx(I2S_TRANSMIT, p5, p6 , p7);
embeddedartists 3:7ef908e84ae1 265 //I2S i2s_rx(I2S_RECIEVE , p8, p29, p30);
embeddedartists 3:7ef908e84ae1 266
embeddedartists 3:7ef908e84ae1 267 float hp_vol_left, hp_vol_right;
embeddedartists 3:7ef908e84ae1 268 float li_vol_left, li_vol_right;
embeddedartists 3:7ef908e84ae1 269 float sdt_vol;
embeddedartists 3:7ef908e84ae1 270 bool li_mute_left, li_mute_right;
embeddedartists 3:7ef908e84ae1 271 bool bypass_;
embeddedartists 3:7ef908e84ae1 272 bool ADC_source;
embeddedartists 3:7ef908e84ae1 273 bool ADC_source_old;
embeddedartists 3:7ef908e84ae1 274 bool mic_mute;
embeddedartists 3:7ef908e84ae1 275 bool mic_boost_;
embeddedartists 3:7ef908e84ae1 276 bool out_mute;
embeddedartists 3:7ef908e84ae1 277 char de_emph_code;
embeddedartists 3:7ef908e84ae1 278 bool ADC_highpass_enable;
embeddedartists 3:7ef908e84ae1 279
embeddedartists 3:7ef908e84ae1 280 bool device_all_pwr;
embeddedartists 3:7ef908e84ae1 281 bool device_clk_pwr;
embeddedartists 3:7ef908e84ae1 282 bool device_osc_pwr;
embeddedartists 3:7ef908e84ae1 283 bool device_out_pwr;
embeddedartists 3:7ef908e84ae1 284 bool device_dac_pwr;
embeddedartists 3:7ef908e84ae1 285 bool device_adc_pwr;
embeddedartists 3:7ef908e84ae1 286 bool device_mic_pwr;
embeddedartists 3:7ef908e84ae1 287 bool device_lni_pwr;
embeddedartists 3:7ef908e84ae1 288
embeddedartists 3:7ef908e84ae1 289 bool device_master;
embeddedartists 3:7ef908e84ae1 290 bool device_lrswap;
embeddedartists 3:7ef908e84ae1 291 bool device_lrws;
embeddedartists 3:7ef908e84ae1 292 char device_bitlength;
embeddedartists 3:7ef908e84ae1 293 static const char device_data_form = 0x02;
embeddedartists 3:7ef908e84ae1 294
embeddedartists 3:7ef908e84ae1 295 int ADC_rate;
embeddedartists 3:7ef908e84ae1 296 int DAC_rate;
embeddedartists 3:7ef908e84ae1 297 static const bool device_usb_mode = false;
embeddedartists 3:7ef908e84ae1 298 static const bool device_clk_in_div = false;
embeddedartists 3:7ef908e84ae1 299 static const bool device_clk_out_div = false;
embeddedartists 3:7ef908e84ae1 300 bool device_interface_active;
embeddedartists 0:0d5190d379d3 301 };
embeddedartists 0:0d5190d379d3 302
embeddedartists 0:0d5190d379d3 303 #endif