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Termination Request Message ........................................... 218 Request Signal................................................ 218 Successful....................................................... 270 Unsuccessful................................................... 270 Text Mode .............................................................. 236 Text Streams.......................................................... 225 Ticks........................................................317, 318, 320 time ................................................................ 324, 373 Time Difference...................................................... 320 Time Structure................................................ 317, 322 Time Zone .............................................................. 323 time.h ............................................................. 317, 373 asctime............................................................ 318 clock................................................................ 318 clock_t............................................................. 317 CLOCKS_PER_SEC ...................................... 317 ctime ............................................................... 319 difftime ............................................................ 320 gmtime ............................................................ 320 localtime.......................................................... 321 mktime ............................................................ 322 NULL............................................................... 318 size_t............................................................... 317 strftime ............................................................ 322 struct tm .......................................................... 317 time ................................................................. 324 time_t .............................................................. 317 time_t ......................................................317, 322, 324 Timer Functions Close............................................................... 109 Close 32-bit..................................................... 109 Configure Interrupt.......................................... 110 Configure Interrupt 32-bit ................................ 111 Example of Use............................................... 116 Open ............................................................... 111 Open 32-bit ..................................................... 112 Read ............................................................... 113 Read 32-bit ..................................................... 114 chiều rộng ................................................. ............... 253, 259 Chức năng cửa sổ BartlettInit ................................................. ......... 26 BlackmanInit ................................................. 27 .... HammingInit ................................................. ..... 28 HanningInit ................................................. ....... 28 KaiserInit ................................................. .......... 29 VectorWindow ................................................. 29 .. viết ................................................. ....................... 373 WriteCmdXLCD ................................................. ....... 79 WriteDataXLCD ................................................. ....... 78 WriteDCI ................................................. ................ 154 WriteQEI ................................................. ................ 169 WriteSPIx ................................................. .............. 160 WriteTimerx ................................................. ........... 114 WriteTimerxx ................................................. ......... 115 WriteUARTx ................................................. .......... 145 Địa chỉ Email ................................................ ........... 5 Y Năm ................................................. ........ 317, 318, 323 Z Không ................................................. ....................... 325 Zero, chia ......................................... 216, 219, 278 DS51456B trang 400 2004 Microchip Technology Inc Châu Mỹ Văn phòng công ty 2355 Tây Chandler Blvd Chandler, AZ 85224-6199 Điện thoại: 480-792-7200 Fax: 480-792-7277 Hỗ trợ kỹ thuật: http: \\ support.microchip.com Địa chỉ Web: www.microchip.com Atlanta Alpharetta, GA Điện thoại: 770-640-0034 Fax: 770-640-0307 Boston
Write................................................................ 114 Write 32-bit...................................................... 115 dsPIC ® Language Tools Libraries DS51456B-page 398 2004 Microchip Technology Inc. Timer Macros Disable Interrupt.............................................. 115 Enable Interrupt .............................................. 115 Set Interrupt Priority........................................ 116 TMP_MAX.............................................................. 228 tmpfile..................................................................... 264 tmpnam .................................................................. 265 Tokens ................................................................... 315 tolower.................................................................... 203 toupper ................................................................... 204 Transferring Control ............................................... 214 Transform Functions................................................ 58 BitReverseComplex .......................................... 60 CosFactorInit..................................................... 61 DCT................................................................... 61 DCTIP ............................................................... 63 FFTComplex ..................................................... 64 FFTComplexIP.................................................. 66 IFFTComplex .................................................... 67 IFFTComplexIP................................................. 69 TwidFactorInit ................................................... 70 Transform String..................................................... 316 Trigonometric Functions acos ................................................................ 325 acosf ............................................................... 326 asin ................................................................. 327 asinf ................................................................ 327 atan ................................................................. 328 atan2 ............................................................... 329 atan2f .............................................................. 331 atanf ................................................................ 329 cos .................................................................. 333 cosf ................................................................. 334 Westford, MA Điện thoại: 978-692-3848 Fax: 978-692-3821 Chicago Itasca, IL Điện thoại: 630-285-0071 Fax: 630-285-0075 Dallas Addison, TX Điện thoại: 972-818-7423 Fax: 972-818-2924 Detroit Farmington Hills, MI Điện thoại: 248-538-2250 Fax: 248-538-2260 Kokomo Kokomo, IN Điện thoại: 765-864-8360 Fax: 765-864-8387 Los Angeles Mission Viejo, CA Điện thoại: 949-462-9523 Fax: 949-462-9608 San Jose Mountain View, CA Điện thoại: 650-215-1444 Fax: 650-961-0286 Toronto Mississauga, Ontario, Canada Điện thoại: 905-673-0699 Fax: 905-673-6509 Châu Á / Thái Bình Dương Úc - Sydney Điện thoại: 61-2-9868-6733 Fax: 61-2-9868-6755 Trung Quốc - Bắc Kinh Điện thoại: 86-10-8528-2100 Fax: 86-10-8528-2104
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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
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data section. The alternate startup
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specific libraries.) When compiling
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esults will occur when the function
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A batch file named makedsplib.batis
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-15 or smaller than -1.0. Analogous
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CORCON saved, used, restored DOand
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fractional* srcV ); Arguments: numE
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VectorCorrelateis 4 less than whate
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less than or equal to any previous
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Remarks: The negated value of 0x800
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Cycles (including C-function call a
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plus program words from VectorCopy
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Prototype: extern fractional* Black
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); Arguments: numElems number of el
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the base address of the matrix. Bec
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in default RAM memory space (X-Data
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0 ≤i < numRows1 0 ≤j < numCols2
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20 + 3(numRows*numCols) MatrixSubtr
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(of the same dimension) whose eleme
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history of the filter. After perfor
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Oppenheim and Ronald Schafer’s Di
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modulo buffer. Source samples, x[n]
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FIRDelayInit Description: FIRDelayI
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filter. Include: dsp.h Prototype: e
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FIRStruct* filter, fractional* refS
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energyEstimate estimated energy val
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fractional* delayBase ); Arguments:
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Source File: iircan.asm DSP Library
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srcSamps pointer to source samples
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} IIRTransposedStruct; extern fract
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no REPEATinstructions Program words
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Language Tools Libraries DS51456B-p
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for instance if: a = Op1 (b, c), wi
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and stores the results in the desti
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Description: DCTIPcomputes the Disc
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int log2N, fractcomplex* dstCV, fra
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fractcomplex* srcCV, fractcomplex*
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value can be calculated using the i
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A complex vector of size N/2 must h
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specific libraries. When compiling
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Control I/O pin definitions RW_PIN
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y calling the BusyXLCD()function. T
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COM1_COM16 COM16_COM1 Display On/Of
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Source File: CAN1AbortAll.c CAN2Abo
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char CAN2IsRXPassive(void); Argumen
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CAN2SendMessage Description: This f
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CAN2SetMask Description: This funct
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CAN_IDLE_CON_NO_WAITCAN On in Idle
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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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#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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Page 439 and 440: mul.uu dsPIC ® Language Tools Libr
Page 441 and 442: Return Value: Returns the psv page
Page 443 and 444: __builtin_mulus ...................
Page 445 and 446: arcsine Double Floating Point......
Page 447 and 448: Set Priority Macro.................
Page 449 and 450: isxdigit...........................
Page 451 and 452: String to Unsigned LongInteger ....
Page 453 and 454: DCT................................
Page 455 and 456: EnableIntlCx.......................
Page 457 and 458: Single Floating Point .............
Page 459 and 460: DBL_MAX_10_EXP ....................
Page 461 and 462: Single Floating Point..............
Page 463 and 464: tanhf .............................
Page 465 and 466: Set Capture Interrupt Priority ....
Page 467 and 468: ldiv_t ............................
Page 469 and 470: long long unsigned int Maximum Valu
Page 471 and 472: MatrixInvert ......................
Page 473 and 474: Single Floating Point..............
Page 475 and 476: system.............................
Page 477 and 478: Quick Sort ........................
Page 479 and 480: SEEK_SET...........................
Page 481 and 482: Minimum Value .....................
Page 483 and 484: va_arg ............................
Page 485 and 486: atoi ..............................
Page 487: strncpy ...........................
Page 491 and 492: unsigned short int Maximum Value ..
Page 493 and 494: Zero, divide by....................
Page 495 and 496: Tel: 86-532-502-7355 Fax: 86-532-50
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