config_sample.hpp

00001 // copy this to config.hpp and edit as needed
00002 #ifndef __included_config_hpp
00003 #define __included_config_hpp
00004 
00005 // configuration for Billy Bass
00006 #define MAX_FISH 2
00007 
00008 // SD card layout: all files in BASS_DIRECTORY ("/sd/SD_Files/")
00009 //
00010 // Each pair of files in that directory are named like:
00011 //      "<seqnum>_<fishnum>_filename.raw"   (16-bit mono raw little-endian samples, sample rate=SAMPLE_RATE_HZ)
00012 // and
00013 //      "<seqnum>_<fishnum>_filename.txt"   (tab-separated text file with starttime,endtime,<mouth|head|body|tail>
00014 // text files are as exported from Audacity's label tracks
00015 //
00016 #define SD_NAME "sd"
00017 #define SD_ROOT "/" SD_NAME
00018 #define BASS_DIRECTORY SD_ROOT "/SD_Files"
00019 // length of BASS_DIRECTORY without NUL
00020 #define BASS_DIRECTORY_LENGTH 12
00021 #define MAX_BASENAME_LENGTH 30
00022 #define MAX_PATH_LEN \
00023         BASS_DIRECTORY_LENGTH + 1 \
00024         + MAX_BASENAME_LENGTH + 1
00025 
00026 // limits of .txt files
00027 #define MAX_ACTIONS_LINES_PER_SONG 60
00028 #define MAX_ACTIONS_PER_SONG MAX_ACTIONS_LINES_PER_SONG*2
00029 #define MAX_TEXT_FILE_LENGTH 2048
00030 
00031 // define this to 1 to make start times earlier and
00032 // enforce minimum on times
00033 #define FIX_TIMES 0
00034 
00035 // Sample configuration
00036 typedef int16_t Sample_t;   // 16-bit raw, LE samples
00037 const float SAMPLE_RATE_HZ = 8000.0;
00038 const unsigned SAMPLE_PERIOD_USEC = (unsigned)(1.0e6/SAMPLE_RATE_HZ);
00039 
00040 // Player configuration
00041 const size_t BUFFER_SIZE = 512;
00042 const size_t SAMPLES_PER_BUFFER = BUFFER_SIZE / sizeof(Sample_t);
00043 const float SECONDS_PER_CHUNK = SAMPLES_PER_BUFFER / SAMPLE_RATE_HZ;
00044 
00045 #define SERIAL_BAUD 115200
00046 #define ANALOG_OUTPUT_BIAS  0x8000
00047 
00048 #define BODY_ON_DELAY 0.65
00049 #define BODY_OFF_DELAY 0.65
00050 #define TAIL_ON_DELAY 0.40
00051 #define TAIL_OFF_DELAY 0.40
00052 #define MOUTH_ON_DELAY 0.10
00053 #define MOUTH_OFF_DELAY 0.10
00054 #define MOUTH_MIN_ON_TIME 0.05
00055 
00056 // Power:
00057 // Power GND  J9/14
00058 // Vin (6V)   J9/16
00059 
00060 // I/O configuration
00061 #define BASS1_TAIL  PTB0   /* J10/2 */
00062 #define BASS1_MOUTH PTB1   /* J10/4 */
00063 #define BASS1_BODY  PTB2   /* J10/6 */
00064 #define BASS1_BUTTON PTD5  /* J2/4 */
00065 
00066 #define BASS2_TAIL  PTB3  /* J10/8 */
00067 #define BASS2_MOUTH PTC2  /* J10/10 */
00068 #define BASS2_BODY  PTC1  /* J10/12 */
00069 #define BASS2_BUTTON PTA13 /* J3/2 */
00070 
00071 // SD Card (3.3V)
00072 // PTD0 J2/6 D10 - Used for CS of SPI
00073 // PTD2 J2/8 D11 - Used for MOSI of SPI
00074 // PTD3 J2/10 D12 - Used for MISO of SPI
00075 // PTC5 J1/9  Used for SCLK of SPI (must solder if using shield)
00076 #define SD_MOSI PTD2
00077 #define SD_MISO PTD3
00078 #define SD_SCLK PTC5
00079 #define SD_CS   PTD0
00080 
00081 #endif