o_195h4n6al16jb186b1b2qs7fgssa.pdf

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, for 0 ≤n
fractional* delayBase ); Arguments: filter pointer to FIRStructfilter structure numCoeffs number of coefficients in filter (also M) coeffsBase base address for filter coefficients (also h) coeffsPage coefficient buffer page number delayBase base address for delay buffer Remarks: See description of FIRStructstructure above. Upon completion, FIRStructInitinitializes the coeffsEndand delayEndpointers accordingly. Also, delayis set equal to delayBase. Source File: firinit.asm Function Profile: System resources usage: W0..W5 used, not restored DOand REPEATinstruction usage: no DOinstructions no REPEATinstructions Program words (24-bit instructions): 10 Cycles (including C-function call and return overheads): 19 FIRLMSNorm (Continued) dsPIC ® anguage Tools Libraries Bình luận: Có 5 hệ số mỗi secondorder (trùng phương) phần sắp xếp trong tập lệnh {a2 [s], a1 [s], b2 [s], b1 [s], b0 [s]}, 0 ≤s Giá trị hệ số nên được tạo ra với thiết kế bộ lọc dsPICFD gói từ Momentum Data Systems, Inc, hoặc công cụ tương tự. Việc chậm trễ được tạo thành oftwo lời của nhà nước lọc mỗi section {d1 [s], d2 [s]}, 0 ≤s
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2004 Microchip Technology Inc. DS51
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dsPIC ®LANGUAGE TOOLS LIBRARIES 20
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215 4.11 variable argument lists .
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and macros for standard C operation
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This documentation is provided on t
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• Development Systems Information
Page 13 and 14: data section. The alternate startup
Page 15 and 16: specific libraries.) When compiling
Page 17 and 18: esults will occur when the function
Page 19 and 20: A batch file named makedsplib.batis
Page 21 and 22: -15 or smaller than -1.0. Analogous
Page 23 and 24: CORCON saved, used, restored DOand
Page 25 and 26: fractional* srcV ); Arguments: numE
Page 27 and 28: VectorCorrelateis 4 less than whate
Page 29 and 30: less than or equal to any previous
Page 31 and 32: Remarks: The negated value of 0x800
Page 33 and 34: Cycles (including C-function call a
Page 35 and 36: plus program words from VectorCopy
Page 37 and 38: Prototype: extern fractional* Black
Page 39 and 40: ); Arguments: numElems number of el
Page 41 and 42: the base address of the matrix. Bec
Page 43 and 44: in default RAM memory space (X-Data
Page 45 and 46: 0 ≤i < numRows1 0 ≤j < numCols2
Page 47 and 48: 20 + 3(numRows*numCols) MatrixSubtr
Page 49 and 50: (of the same dimension) whose eleme
Page 51 and 52: history of the filter. After perfor
Page 53 and 54: Oppenheim and Ronald Schafer’s Di
Page 55 and 56: modulo buffer. Source samples, x[n]
Page 57 and 58: FIRDelayInit Description: FIRDelayI
Page 59 and 60: filter. Include: dsp.h Prototype: e
Page 61 and 62: FIRStruct* filter, fractional* refS
Page 63: energyEstimate estimated energy val
Page 67 and 68: Source File: iircan.asm DSP Library
Page 69 and 70: srcSamps pointer to source samples
Page 71 and 72: } IIRTransposedStruct; extern fract
Page 73 and 74: no REPEATinstructions Program words
Page 75 and 76: Language Tools Libraries DS51456B-p
Page 77 and 78: for instance if: a = Op1 (b, c), wi
Page 79 and 80: and stores the results in the desti
Page 81 and 82: Description: DCTIPcomputes the Disc
Page 83 and 84: int log2N, fractcomplex* dstCV, fra
Page 85 and 86: fractcomplex* srcCV, fractcomplex*
Page 89 and 90: value can be calculated using the i
Page 91 and 92: A complex vector of size N/2 must h
Page 93 and 94: specific libraries. When compiling
Page 95 and 96: Control I/O pin definitions RW_PIN
Page 97 and 98: y calling the BusyXLCD()function. T
Page 99 and 100: COM1_COM16 COM16_COM1 Display On/Of
Page 101 and 102: Source File: CAN1AbortAll.c CAN2Abo
Page 103 and 104: char CAN2IsRXPassive(void); Argumen
Page 105 and 106: CAN2SendMessage Description: This f
Page 107 and 108: CAN2SetMask Description: This funct
Page 109 and 110: CAN_IDLE_CON_NO_WAITCAN On in Idle
Page 113 and 114: CAN_INDI_INVMESS_DIS CAN_INDI_WAK_D
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{ /* Length of data tobe transmitte
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Return Value: If the value of DONE
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dsPIC Peripheral Libraries 2004 Mic
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..... SKIP_SCAN_AN15 Return Value:
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DS51456B-page 100 3.5.2 Individual
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3.6 ADC10 FUNCTIONS This section co
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Module On/Off ADC_MODULE_ON ADC_MOD
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ADPCFG register as defined below: E
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ADC_CHX_NEG_SAMPLEB_AN6AN7AN8 ADC_C
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Scanselect = SKIP_SCAN_AN2 & SKIP_S
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dsPIC ® Language Tools Libraries D
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void OpenTimer4(unsigned int config
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Tx_SOURCE_EXT Tx_SOURCE_INT period
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3.7.2 Individual Macros WriteTimer2
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SetPriorityIntT4 SetPriorityIntT5 D
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Code Example: char reset_state; res
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Arguments: None Remarks: This macro
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stored into CNPU2 register. The upp
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SetPriorityInt2 SetPriorityInt3 Set
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IC_INT_PRIOR_3 IC_INT_PRIOR_4 IC_IN
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ReadCapture3 ReadCapture4 ReadCaptu
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void CloseOC4(void); void CloseOC5(
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Include: outcompare.h Prototype: vo
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Include: outcompare.h Prototype: un
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SetDCOC3PWM SetDCOC4PWM SetDCOC5PWM
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Code Example: pulse_start = 0x40 ;
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T3CON = 0x8000; T1CON = 0X8000; /*
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Transmit Interrupt Priority UART_TX
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UART_1STOPBIT config2 This contains
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Source File: WriteUART1.c WriteUART
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Code Example: EnableIntU2TX; Disabl
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ConfigIntUART1(UART_RX_INT_EN & UAR
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DCI_INT_PRI_4 DCI_INT_PRI_5 DCI_INT
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DCI_FRAME_LEN_15 DCI_FRAME_LEN_14 .
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Prototype: unsigned int ReadDCI(uns
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contents are sent duringthe timeslo
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SPI_INT_PRI_4 SPI_INT_PRI_5 SPI_INT
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Prototype: void WriteSPI1(unsigned
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Remarks: This functions initializes
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2004 Microchip Technology Inc. DS51
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SEC_PRESCAL_7_1 & PRI_PRESCAL_64_1;
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enables/disables the interrupt. Sou
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QEI_QE_CLK_DIVIDE_1_32 QEI_QE_CLK_D
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} int main(void) { unsigned int max
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PWM_PEN2H PWM_PDIS2H PWM_PEN1H PWM_
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PWM_POUT_1L Bit defines related to
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PWM_DTS3I_UA PWM_DTS3I_UB Dead Time
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PWM_OVA3H_INACTIVE PWM_OVA2H_INACTI
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Language Tools Libraries DS51456B-p
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#include #include void __attribute
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Prototype: void ConfigIntI2C(unsign
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Arguments: None Return Value None R
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a #definestatement in the i2c.h Sou
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I2C_IDLE_CON SCL Release Control bi
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i2c_data_wait This is the timeout c
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3.17.2 Individual Macros StartI2C D
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Arguments: None Remarks: This macro
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• src\libm- source code for math
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Remarks: The expression evaluates t
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if (isalpha(ch)) printf("# is alpha
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Remarks: A character is considered
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ch = '&'; if (isprint(ch)) printf("
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int ch; ch = 'B'; printf("B changes
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DBL_MIN_10_EXP Description: Minimum
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Include: Value: 1 Remarks: Rounds
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Description: Maximum value of a lon
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abort - terminating See the example
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} Output: Illegal instruction execu
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must be at least one named argument
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Include: Prototype: #define va_end
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to perform input and output operati
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_IOLBF Description: Indicates line
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Include: Prototype: void clearerr(
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Include: Prototype: int feof(FILE
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Error indicator reset Standard C Li
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fpos_t pos; char buf[25]; if ((myfi
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Description: Opens a file. Include:
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Explanation: afile1must exist befor
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Arguments: s string to be written s
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10.0/2 = 5.000000 10.0/3 = 3.333333
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Explanation: This program uses myfi
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SEEK_CUR- seeks from the current po
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*pos if successful; otherwise, fset
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if ((myfile = fopen("afile.out", "r
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10.0/2 = 5.000000 10.0/3 = 3.333333
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Return Value: Returns the character
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Standard C Libraries with Math Func
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e, E doublein scientific notation f
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putchar Description: Put a characte
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Output: File renamed dsPIC ® Langu
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® Language Tools Libraries DS51456
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setbuf(myfile1, NULL); printf("myfi
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int main(void) { char sbuf[100], s[
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Include: Prototype: char *tmpnam(c
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ungetc (Continued) Standard C Libra
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va_list ap; va_start(ap, fmt); prin
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with operands of type long. Include
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i = -2; printf("The absolute value
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(int) strtol(s,0,10)except it does
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eturn 0; else return 1; } Output: S
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printf("For div(%d, %d)\n", x, y);
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free Description: Frees memory. Inc
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printf("The absolute value of %7ld
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is undefined. malloc Description: A
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with the key Remarks: qsortoverwrit
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object. If reallocsucceeds in alloc
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optional whitespace, followed by an
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® Language Tools Libraries DS51456
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Prototype: size_t wcstombs(char *s,
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characters in s2and returns a value
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printf("\n"); memcpy(buf1, buf3, 5)
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printf("\n"); printf("memset(\"%s\"
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printf("buf1 : %s\n\n", buf1); ptr
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uf3 : Why? buf2 comes before buf1 b
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str1, str2, res); res = strcspn(str
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(string length = 11 characters) str
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s2 second string n number of charac
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printf("buf1 : %s\n", buf1); printf
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contained in s2. Example: #include
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else printf("%c not found\n", ch2);
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printf("\"%s\" found at position %d
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Output: str1 : Here, on top of the
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MMMis month of the year ddis day of
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printf("Local time = %s\n", asctime
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Example: #include /* for strftime,
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(in magnitude) to be represented in
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Argument: x value between -1 and 1
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y = atan (x); printf("The arctangen
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if (errno) perror("Error"); printf(
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for (i=0; i
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} Output: The cosine of -1.000000 i
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Error: range error The hyperbolic c
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errno = 0; x = -1E3; y = exp (x); i
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y = fabs (x); printf("The absolute
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-2.0F, -1.75F, -1.5F, -1.25F}; floa
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x, y, z); errno = 0; x = 7.0; y = 0
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perror("Error"); printf("For fmodf
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Return Value: Returns the fraction,
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printf("For a number = %fand an exp
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ldexpf(-0.625000, 2) = -2.500000 Fo
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x, y); errno = 0; x = 0.0; y = log1
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NaN is returned if xis a negative n
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Arguments: x single precision float
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The sine of -1.000000 is -0.841471
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The hyperbolic sine of 0.000000 is
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Error: domain error The square root
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Return Value: Returns the tangent o
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x, y); } Output: The hyperbolic tan
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the calling process's data segment.
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eginning of the file. A return valu
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through the simulator. The return v
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uffer points to the storage locatio
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div.sd __builtin_divud Description:
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mul.uu dsPIC ® Language Tools Libr
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Return Value: Returns the psv page
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__builtin_mulus ...................
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arcsine Double Floating Point......
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Set Priority Macro.................
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isxdigit...........................
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String to Unsigned LongInteger ....
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DCT................................
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EnableIntlCx.......................
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Single Floating Point .............
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DBL_MAX_10_EXP ....................
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Single Floating Point..............
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tanhf .............................
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Set Capture Interrupt Priority ....
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ldiv_t ............................
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long long unsigned int Maximum Valu
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MatrixInvert ......................
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Single Floating Point..............
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system.............................
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Quick Sort ........................
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SEEK_SET...........................
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Minimum Value .....................
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va_arg ............................
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atoi ..............................
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strncpy ...........................
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Write..............................
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unsigned short int Maximum Value ..
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Zero, divide by....................
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