# pigpio command numbers _PI_CMD_MODES= 0 _PI_CMD_MODEG= 1 _PI_CMD_PUD= 2 _PI_CMD_READ= 3 _PI_CMD_WRITE= 4 _PI_CMD_PWM= 5 _PI_CMD_PRS= 6 _PI_CMD_PFS= 7 _PI_CMD_SERVO= 8 _PI_CMD_WDOG= 9 _PI_CMD_BR1= 10 _PI_CMD_BR2= 11 _PI_CMD_BC1= 12 _PI_CMD_BC2= 13 _PI_CMD_BS1= 14 _PI_CMD_BS2= 15 _PI_CMD_TICK= 16 _PI_CMD_HWVER=17 _PI_CMD_NO= 18 _PI_CMD_NB= 19 _PI_CMD_NP= 20 _PI_CMD_NC= 21 _PI_CMD_PRG= 22 _PI_CMD_PFG= 23 _PI_CMD_PRRG= 24 _PI_CMD_HELP= 25 _PI_CMD_PIGPV=26 _PI_CMD_WVCLR=27 _PI_CMD_WVAG= 28 _PI_CMD_WVAS= 29 _PI_CMD_WVGO= 30 _PI_CMD_WVGOR=31 _PI_CMD_WVBSY=32 _PI_CMD_WVHLT=33 _PI_CMD_WVSM= 34 _PI_CMD_WVSP= 35 _PI_CMD_WVSC= 36 _PI_CMD_TRIG= 37 _PI_CMD_PROC= 38 _PI_CMD_PROCD=39 _PI_CMD_PROCR=40 _PI_CMD_PROCS=41 _PI_CMD_SLRO= 42 _PI_CMD_SLR= 43 _PI_CMD_SLRC= 44 _PI_CMD_PROCP=45 _PI_CMD_MICRO=46 _PI_CMD_MILLI=47 _PI_CMD_PARSE=48 _PI_CMD_WVCRE=49 _PI_CMD_WVDEL=50 _PI_CMD_WVTX =51 _PI_CMD_WVTXR=52 _PI_CMD_WVNEW=53 _PI_CMD_I2CO =54 _PI_CMD_I2CC =55 _PI_CMD_I2CRD=56 _PI_CMD_I2CWD=57 _PI_CMD_I2CWQ=58 _PI_CMD_I2CRS=59 _PI_CMD_I2CWS=60 _PI_CMD_I2CRB=61 _PI_CMD_I2CWB=62 _PI_CMD_I2CRW=63 _PI_CMD_I2CWW=64 _PI_CMD_I2CRK=65 _PI_CMD_I2CWK=66 _PI_CMD_I2CRI=67 _PI_CMD_I2CWI=68 _PI_CMD_I2CPC=69 _PI_CMD_I2CPK=70 _PI_CMD_SPIO =71 _PI_CMD_SPIC =72 _PI_CMD_SPIR =73 _PI_CMD_SPIW =74 _PI_CMD_SPIX =75 _PI_CMD_SERO =76 _PI_CMD_SERC =77 _PI_CMD_SERRB=78 _PI_CMD_SERWB=79 _PI_CMD_SERR =80 _PI_CMD_SERW =81 _PI_CMD_SERDA=82 _PI_CMD_GDC =83 _PI_CMD_GPW =84 _PI_CMD_HC =85 _PI_CMD_HP =86 _PI_CMD_CF1 =87 _PI_CMD_CF2 =88 _PI_CMD_NOIB =99 _PI_CMD_BI2CC=89 _PI_CMD_BI2CO=90 _PI_CMD_BI2CZ=91 _PI_CMD_I2CZ =92 _PI_CMD_WVCHA=93 _PI_CMD_SLRI =94 _PI_CMD_CGI =95 _PI_CMD_CSI =96 _PI_CMD_FG =97 _PI_CMD_FN =98 _PI_CMD_WVTXM=100 _PI_CMD_WVTAT=101 _PI_CMD_PADS =102 _PI_CMD_PADG =103 _PI_CMD_FO =104 _PI_CMD_FC =105 _PI_CMD_FR =106 _PI_CMD_FW =107 _PI_CMD_FS =108 _PI_CMD_FL =109 _PI_CMD_SHELL=110 _PI_CMD_BSPIC=111 _PI_CMD_BSPIO=112 _PI_CMD_BSPIX=113 _PI_CMD_BSCX =114 _PI_CMD_EVM =115 _PI_CMD_EVT =116 # pigpio error numbers _PI_INIT_FAILED =-1 PI_BAD_USER_GPIO =-2 PI_BAD_GPIO =-3 PI_BAD_MODE =-4 PI_BAD_LEVEL =-5 PI_BAD_PUD =-6 PI_BAD_PULSEWIDTH =-7 PI_BAD_DUTYCYCLE =-8 _PI_BAD_TIMER =-9 _PI_BAD_MS =-10 _PI_BAD_TIMETYPE =-11 _PI_BAD_SECONDS =-12 _PI_BAD_MICROS =-13 _PI_TIMER_FAILED =-14 PI_BAD_WDOG_TIMEOUT =-15 _PI_NO_ALERT_FUNC =-16 _PI_BAD_CLK_PERIPH =-17 _PI_BAD_CLK_SOURCE =-18 _PI_BAD_CLK_MICROS =-19 _PI_BAD_BUF_MILLIS =-20 PI_BAD_DUTYRANGE =-21 _PI_BAD_SIGNUM =-22 _PI_BAD_PATHNAME =-23 PI_NO_HANDLE =-24 PI_BAD_HANDLE =-25 _PI_BAD_IF_FLAGS =-26 _PI_BAD_CHANNEL =-27 _PI_BAD_PRIM_CHANNEL=-27 _PI_BAD_SOCKET_PORT =-28 _PI_BAD_FIFO_COMMAND=-29 _PI_BAD_SECO_CHANNEL=-30 _PI_NOT_INITIALISED =-31 _PI_INITIALISED =-32 _PI_BAD_WAVE_MODE =-33 _PI_BAD_CFG_INTERNAL=-34 PI_BAD_WAVE_BAUD =-35 PI_TOO_MANY_PULSES =-36 PI_TOO_MANY_CHARS =-37 PI_NOT_SERIAL_GPIO =-38 _PI_BAD_SERIAL_STRUC=-39 _PI_BAD_SERIAL_BUF =-40 PI_NOT_PERMITTED =-41 PI_SOME_PERMITTED =-42 PI_BAD_WVSC_COMMND =-43 PI_BAD_WVSM_COMMND =-44 PI_BAD_WVSP_COMMND =-45 PI_BAD_PULSELEN =-46 PI_BAD_SCRIPT =-47 PI_BAD_SCRIPT_ID =-48 PI_BAD_SER_OFFSET =-49 PI_GPIO_IN_USE =-50 PI_BAD_SERIAL_COUNT =-51 PI_BAD_PARAM_NUM =-52 PI_DUP_TAG =-53 PI_TOO_MANY_TAGS =-54 PI_BAD_SCRIPT_CMD =-55 PI_BAD_VAR_NUM =-56 PI_NO_SCRIPT_ROOM =-57 PI_NO_MEMORY =-58 PI_SOCK_READ_FAILED =-59 PI_SOCK_WRIT_FAILED =-60 PI_TOO_MANY_PARAM =-61 PI_SCRIPT_NOT_READY =-62 PI_BAD_TAG =-63 PI_BAD_MICS_DELAY =-64 PI_BAD_MILS_DELAY =-65 PI_BAD_WAVE_ID =-66 PI_TOO_MANY_CBS =-67 PI_TOO_MANY_OOL =-68 PI_EMPTY_WAVEFORM =-69 PI_NO_WAVEFORM_ID =-70 PI_I2C_OPEN_FAILED =-71 PI_SER_OPEN_FAILED =-72 PI_SPI_OPEN_FAILED =-73 PI_BAD_I2C_BUS =-74 PI_BAD_I2C_ADDR =-75 PI_BAD_SPI_CHANNEL =-76 PI_BAD_FLAGS =-77 PI_BAD_SPI_SPEED =-78 PI_BAD_SER_DEVICE =-79 PI_BAD_SER_SPEED =-80 PI_BAD_PARAM =-81 PI_I2C_WRITE_FAILED =-82 PI_I2C_READ_FAILED =-83 PI_BAD_SPI_COUNT =-84 PI_SER_WRITE_FAILED =-85 PI_SER_READ_FAILED =-86 PI_SER_READ_NO_DATA =-87 PI_UNKNOWN_COMMAND =-88 PI_SPI_XFER_FAILED =-89 _PI_BAD_POINTER =-90 PI_NO_AUX_SPI =-91 PI_NOT_PWM_GPIO =-92 PI_NOT_SERVO_GPIO =-93 PI_NOT_HCLK_GPIO =-94 PI_NOT_HPWM_GPIO =-95 PI_BAD_HPWM_FREQ =-96 PI_BAD_HPWM_DUTY =-97 PI_BAD_HCLK_FREQ =-98 PI_BAD_HCLK_PASS =-99 PI_HPWM_ILLEGAL =-100 PI_BAD_DATABITS =-101 PI_BAD_STOPBITS =-102 PI_MSG_TOOBIG =-103 PI_BAD_MALLOC_MODE =-104 _PI_TOO_MANY_SEGS =-105 _PI_BAD_I2C_SEG =-106 PI_BAD_SMBUS_CMD =-107 PI_NOT_I2C_GPIO =-108 PI_BAD_I2C_WLEN =-109 PI_BAD_I2C_RLEN =-110 PI_BAD_I2C_CMD =-111 PI_BAD_I2C_BAUD =-112 PI_CHAIN_LOOP_CNT =-113 PI_BAD_CHAIN_LOOP =-114 PI_CHAIN_COUNTER =-115 PI_BAD_CHAIN_CMD =-116 PI_BAD_CHAIN_DELAY =-117 PI_CHAIN_NESTING =-118 PI_CHAIN_TOO_BIG =-119 PI_DEPRECATED =-120 PI_BAD_SER_INVERT =-121 _PI_BAD_EDGE =-122 _PI_BAD_ISR_INIT =-123 PI_BAD_FOREVER =-124 PI_BAD_FILTER =-125 PI_BAD_PAD =-126 PI_BAD_STRENGTH =-127 PI_FIL_OPEN_FAILED =-128 PI_BAD_FILE_MODE =-129 PI_BAD_FILE_FLAG =-130 PI_BAD_FILE_READ =-131 PI_BAD_FILE_WRITE =-132 PI_FILE_NOT_ROPEN =-133 PI_FILE_NOT_WOPEN =-134 PI_BAD_FILE_SEEK =-135 PI_NO_FILE_MATCH =-136 PI_NO_FILE_ACCESS =-137 PI_FILE_IS_A_DIR =-138 PI_BAD_SHELL_STATUS =-139 PI_BAD_SCRIPT_NAME =-140 PI_BAD_SPI_BAUD =-141 PI_NOT_SPI_GPIO =-142 PI_BAD_EVENT_ID =-143 # pigpio error text _errors=[ [_PI_INIT_FAILED , "pigpio initialisation failed"], [PI_BAD_USER_GPIO , "GPIO not 0-31"], [PI_BAD_GPIO , "GPIO not 0-53"], [PI_BAD_MODE , "mode not 0-7"], [PI_BAD_LEVEL , "level not 0-1"], [PI_BAD_PUD , "pud not 0-2"], [PI_BAD_PULSEWIDTH , "pulsewidth not 0 or 500-2500"], [PI_BAD_DUTYCYCLE , "dutycycle not 0-range (default 255)"], [_PI_BAD_TIMER , "timer not 0-9"], [_PI_BAD_MS , "ms not 10-60000"], [_PI_BAD_TIMETYPE , "timetype not 0-1"], [_PI_BAD_SECONDS , "seconds < 0"], [_PI_BAD_MICROS , "micros not 0-999999"], [_PI_TIMER_FAILED , "gpioSetTimerFunc failed"], [PI_BAD_WDOG_TIMEOUT , "timeout not 0-60000"], [_PI_NO_ALERT_FUNC , "DEPRECATED"], [_PI_BAD_CLK_PERIPH , "clock peripheral not 0-1"], [_PI_BAD_CLK_SOURCE , "DEPRECATED"], [_PI_BAD_CLK_MICROS , "clock micros not 1, 2, 4, 5, 8, or 10"], [_PI_BAD_BUF_MILLIS , "buf millis not 100-10000"], [PI_BAD_DUTYRANGE , "dutycycle range not 25-40000"], [_PI_BAD_SIGNUM , "signum not 0-63"], [_PI_BAD_PATHNAME , "can't open pathname"], [PI_NO_HANDLE , "no handle available"], [PI_BAD_HANDLE , "unknown handle"], [_PI_BAD_IF_FLAGS , "ifFlags > 3"], [_PI_BAD_CHANNEL , "DMA channel not 0-14"], [_PI_BAD_SOCKET_PORT , "socket port not 1024-30000"], [_PI_BAD_FIFO_COMMAND , "unknown fifo command"], [_PI_BAD_SECO_CHANNEL , "DMA secondary channel not 0-14"], [_PI_NOT_INITIALISED , "function called before gpioInitialise"], [_PI_INITIALISED , "function called after gpioInitialise"], [_PI_BAD_WAVE_MODE , "waveform mode not 0-1"], [_PI_BAD_CFG_INTERNAL , "bad parameter in gpioCfgInternals call"], [PI_BAD_WAVE_BAUD , "baud rate not 50-250000(RX)/1000000(TX)"], [PI_TOO_MANY_PULSES , "waveform has too many pulses"], [PI_TOO_MANY_CHARS , "waveform has too many chars"], [PI_NOT_SERIAL_GPIO , "no bit bang serial read in progress on GPIO"], [PI_NOT_PERMITTED , "no permission to update GPIO"], [PI_SOME_PERMITTED , "no permission to update one or more GPIO"], [PI_BAD_WVSC_COMMND , "bad WVSC subcommand"], [PI_BAD_WVSM_COMMND , "bad WVSM subcommand"], [PI_BAD_WVSP_COMMND , "bad WVSP subcommand"], [PI_BAD_PULSELEN , "trigger pulse length not 1-100"], [PI_BAD_SCRIPT , "invalid script"], [PI_BAD_SCRIPT_ID , "unknown script id"], [PI_BAD_SER_OFFSET , "add serial data offset > 30 minute"], [PI_GPIO_IN_USE , "GPIO already in use"], [PI_BAD_SERIAL_COUNT , "must read at least a byte at a time"], [PI_BAD_PARAM_NUM , "script parameter id not 0-9"], [PI_DUP_TAG , "script has duplicate tag"], [PI_TOO_MANY_TAGS , "script has too many tags"], [PI_BAD_SCRIPT_CMD , "illegal script command"], [PI_BAD_VAR_NUM , "script variable id not 0-149"], [PI_NO_SCRIPT_ROOM , "no more room for scripts"], [PI_NO_MEMORY , "can't allocate temporary memory"], [PI_SOCK_READ_FAILED , "socket read failed"], [PI_SOCK_WRIT_FAILED , "socket write failed"], [PI_TOO_MANY_PARAM , "too many script parameters (> 10)"], [PI_SCRIPT_NOT_READY , "script initialising"], [PI_BAD_TAG , "script has unresolved tag"], [PI_BAD_MICS_DELAY , "bad MICS delay (too large)"], [PI_BAD_MILS_DELAY , "bad MILS delay (too large)"], [PI_BAD_WAVE_ID , "non existent wave id"], [PI_TOO_MANY_CBS , "No more CBs for waveform"], [PI_TOO_MANY_OOL , "No more OOL for waveform"], [PI_EMPTY_WAVEFORM , "attempt to create an empty waveform"], [PI_NO_WAVEFORM_ID , "No more waveform ids"], [PI_I2C_OPEN_FAILED , "can't open I2C device"], [PI_SER_OPEN_FAILED , "can't open serial device"], [PI_SPI_OPEN_FAILED , "can't open SPI device"], [PI_BAD_I2C_BUS , "bad I2C bus"], [PI_BAD_I2C_ADDR , "bad I2C address"], [PI_BAD_SPI_CHANNEL , "bad SPI channel"], [PI_BAD_FLAGS , "bad i2c/spi/ser open flags"], [PI_BAD_SPI_SPEED , "bad SPI speed"], [PI_BAD_SER_DEVICE , "bad serial device name"], [PI_BAD_SER_SPEED , "bad serial baud rate"], [PI_BAD_PARAM , "bad i2c/spi/ser parameter"], [PI_I2C_WRITE_FAILED , "I2C write failed"], [PI_I2C_READ_FAILED , "I2C read failed"], [PI_BAD_SPI_COUNT , "bad SPI count"], [PI_SER_WRITE_FAILED , "ser write failed"], [PI_SER_READ_FAILED , "ser read failed"], [PI_SER_READ_NO_DATA , "ser read no data available"], [PI_UNKNOWN_COMMAND , "unknown command"], [PI_SPI_XFER_FAILED , "SPI xfer/read/write failed"], [_PI_BAD_POINTER , "bad (NULL) pointer"], [PI_NO_AUX_SPI , "no auxiliary SPI on Pi A or B"], [PI_NOT_PWM_GPIO , "GPIO is not in use for PWM"], [PI_NOT_SERVO_GPIO , "GPIO is not in use for servo pulses"], [PI_NOT_HCLK_GPIO , "GPIO has no hardware clock"], [PI_NOT_HPWM_GPIO , "GPIO has no hardware PWM"], [PI_BAD_HPWM_FREQ , "hardware PWM frequency not 1-125M"], [PI_BAD_HPWM_DUTY , "hardware PWM dutycycle not 0-1M"], [PI_BAD_HCLK_FREQ , "hardware clock frequency not 4689-250M"], [PI_BAD_HCLK_PASS , "need password to use hardware clock 1"], [PI_HPWM_ILLEGAL , "illegal, PWM in use for main clock"], [PI_BAD_DATABITS , "serial data bits not 1-32"], [PI_BAD_STOPBITS , "serial (half) stop bits not 2-8"], [PI_MSG_TOOBIG , "socket/pipe message too big"], [PI_BAD_MALLOC_MODE , "bad memory allocation mode"], [_PI_TOO_MANY_SEGS , "too many I2C transaction segments"], [_PI_BAD_I2C_SEG , "an I2C transaction segment failed"], [PI_BAD_SMBUS_CMD , "SMBus command not supported"], [PI_NOT_I2C_GPIO , "no bit bang I2C in progress on GPIO"], [PI_BAD_I2C_WLEN , "bad I2C write length"], [PI_BAD_I2C_RLEN , "bad I2C read length"], [PI_BAD_I2C_CMD , "bad I2C command"], [PI_BAD_I2C_BAUD , "bad I2C baud rate, not 50-500k"], [PI_CHAIN_LOOP_CNT , "bad chain loop count"], [PI_BAD_CHAIN_LOOP , "empty chain loop"], [PI_CHAIN_COUNTER , "too many chain counters"], [PI_BAD_CHAIN_CMD , "bad chain command"], [PI_BAD_CHAIN_DELAY , "bad chain delay micros"], [PI_CHAIN_NESTING , "chain counters nested too deeply"], [PI_CHAIN_TOO_BIG , "chain is too long"], [PI_DEPRECATED , "deprecated function removed"], [PI_BAD_SER_INVERT , "bit bang serial invert not 0 or 1"], [_PI_BAD_EDGE , "bad ISR edge value, not 0-2"], [_PI_BAD_ISR_INIT , "bad ISR initialisation"], [PI_BAD_FOREVER , "loop forever must be last chain command"], [PI_BAD_FILTER , "bad filter parameter"], [PI_BAD_PAD , "bad pad number"], [PI_BAD_STRENGTH , "bad pad drive strength"], [PI_FIL_OPEN_FAILED , "file open failed"], [PI_BAD_FILE_MODE , "bad file mode"], [PI_BAD_FILE_FLAG , "bad file flag"], [PI_BAD_FILE_READ , "bad file read"], [PI_BAD_FILE_WRITE , "bad file write"], [PI_FILE_NOT_ROPEN , "file not open for read"], [PI_FILE_NOT_WOPEN , "file not open for write"], [PI_BAD_FILE_SEEK , "bad file seek"], [PI_NO_FILE_MATCH , "no files match pattern"], [PI_NO_FILE_ACCESS , "no permission to access file"], [PI_FILE_IS_A_DIR , "file is a directory"], [PI_BAD_SHELL_STATUS , "bad shell return status"], [PI_BAD_SCRIPT_NAME , "bad script name"], [PI_BAD_SPI_BAUD , "bad SPI baud rate, not 50-500k"], [PI_NOT_SPI_GPIO , "no bit bang SPI in progress on GPIO"], [PI_BAD_EVENT_ID , "bad event id"], ] def error_text(errnum): """ Returns a text description of a pigpio error. errnum:= <0, the error number ... print(pigpio.error_text(-5)) level not 0-1 ... """ for e in _errors: if e[0] == errnum: return e[1] return "unknown error ({})".format(errnum)