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toupper ............................................................ 204 Character Handling, Seectype.h Character Input/Output Functions fgetc ................................................................ 233 fgets ................................................................ 235 fputc ................................................................ 239 fputs ................................................................ 239 getc ................................................................. 250 getchar ............................................................ 251 gets ................................................................. 251 putc ................................................................. 255 putchar ............................................................ 256 puts ................................................................. 256 ungetc ............................................................. 265 Index 2004 Microchip Technology Inc. DS51456B-page 385 Character Testing Alphabetic Character...................................... 196 Alphanumeric Character ................................. 196 Control Character ........................................... 197 Decimal Digit................................................... 198 Graphical Character........................................ 198 Hexadecimal Digit........................................... 202 Lower Case Alphabetic Character .................. 199 Printable Character ......................................... 200 Punctuation Character .................................... 200 Upper Case Alphabetic Character .................. 202 White-Space Character .................................. 201 Character Testing Functions isalnum ........................................................... 196 isalpha ............................................................ 196 iscntrl .............................................................. 197 isdigit............................................................... 198 isgraph ............................................................ 198 islower............................................................. 199 isprint .............................................................. 200 ispunct ............................................................ 200 isspace............................................................ 201 isupper ............................................................ 202 DBL_DIG ................................................. ............... 206 DBL_EPSILON ................................................. ...... 206 DBL_MANT_DIG ................................................. 206 ... DBL_MAX ................................................. ............. 206 DBL_MAX_10_EXP ............................................... 207 DBL_MAX_EXP ................................................. 207 .... DBL_MIN ................................................. ............... 207 DBL_MIN_10_EXP ................................................ 207 DBL_MIN_EXP ................................................. ..... 208 DCI chức năng Đóng DCI ................................................ ........ 150 Cấu hình DCI ................................................ . 151 Cấu hình DCI ngắt ................................... 151 DCI RX đệm trạng ...................................... 151 DCI TX đệm trạng ...................................... 150 Ví dụ sử dụng ............................................... 156 Đọc DCI RX đệm ........................................ 154 Viết DCI TX đệm ........................................ 154 DCI Macros Vô hiệu hoá DCI ngắt ...................................... 155 Kích hoạt tính năng ngắt DCI ....................................... 155 Đặt ưu tiên DCI ngắt ................................. 155 DCT ................................................. ......................... 61 DCTIP ................................................. ..................... 63 Deallocate bộ nhớ ........................................ 281, 287 lỗi gỡ lỗi lôgic ............................................ 195 Số thập phân ........................................... 254, 260, 291, 292 Chữ số thập phân Xác định ................................................. ........... 198 Số ....................................... 206, 208, 209 Kiểm tra cho ................................................ ............ 198 Điểm số thập phân ................................................ ......... 253 Mặc định Handler ................................................ ...... 215 Chẩn đoán, Seeassert.h difftime ................................................. ................... 320 Chữ số, số thập phân, chữ số SeeDecimal Chữ số, thập lục phân, chữ số SeeHexadecimal Đầu vào trực tiếp / Chức năng đầu ra fread ................................................. ............... 240
isxdigit............................................................. 202 Characters Alphabetic ....................................................... 196 Alphanumeric .................................................. 196 Control ............................................................ 197 Convert to Lower Case Alphabetic ................. 203 Convert to Upper Case Alphabetic ................. 204 Decimal Digit................................................... 198 Graphical ........................................................ 198 Hexadecimal Digit........................................... 202 Lower Case Alphabetic ................................... 199 Printable.......................................................... 200 Punctuation..................................................... 200 Upper Case Alphabetic ................................... 202 White-Space ................................................... 201 Classifying Characters........................................... 196 clearerr ................................................................... 229 Clearing Error Indicator .......................................... 229 clock ....................................................................... 318 clock_t.............................................................317, 318 CLOCKS_PER_SEC ............................................. 317 close....................................................................... 368 CloseADC10 .......................................................... 102 CloseADC12 ............................................................ 95 CloseCapturex ....................................................... 125 CloseDCI................................................................ 150 CloseI2C ................................................................ 183 CloseINTx .............................................................. 120 CloseMCPWM........................................................ 171 CloseOCx............................................................... 131 CloseQEI................................................................ 166 CloseSPIx .............................................................. 158 CloseTimerx ........................................................... 109 CloseTimerxx ......................................................... 109 CloseUARTx .......................................................... 141 Common Definitions, Seestddef.h Compare Strings .................................................... 302 Comparison Function......................................276, 286 Comparison Functions fwrite ................................................. ............... 248 DisableCNx ................................................. ........... 123 DisableIntADC ................................................ 100 107 DisableIntCANx ................................................. ....... 92 DisableIntDCI ................................................. ........ 155 DisableInterrupts ................................................. 119 ... DisableIntFLTA ................................................. ...... 180 DisableIntFLTB ................................................. ...... 181 DisableIntlC1 ................................................. ......... 129 DisableIntlUxRX ................................................. 147 .... DisableIntMCPWM ................................................. 180 DisableIntMI2C ................................................. ...... 190 DisableIntOCx ................................................. ....... 139 DisableIntQEI ................................................. ........ 169 DisableIntSI2C ................................................. ...... 191 DisableIntSPIx ................................................. ....... 163 DisableIntTx ................................................. .......... 115 DisableIntUxTX ................................................. ..... 148 DisableINTx ................................................. ........... 124 div ................................................. .................. 270, 278 div_t ................................................. ....................... 270 Chia Integer ................................................. ............ 278 Long Integer ................................................ 283 .... Chia Zero ........................................ 216, 219, 278 Tài liệu Giao diện ................................................. ................ 2 Tài liệu Ước ................................................. ....... 3 Lỗi miền .......................... 205, 325, 326, 327, 329, ............................ 331, 333, 334, 341, 343, 349, 350, ............................. 351, 352, 357, 358, 361, 362, 363 dot ................................................. ......................... 253 Đôi chính xác dấu chấm động Máy Epsilon .............................................. 206 Exponent tối đa (10 cơ sở) ........................ 207 Exponent tối đa (cơ sở 2) .......................... 207 Giá trị tối đa .............................................. 206 Tối thiểu Exponent (10 cơ sở) ......................... 207
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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
Page 397 and 398: y = fabs (x); printf("The absolute
Page 399 and 400: -2.0F, -1.75F, -1.5F, -1.25F}; floa
Page 401 and 402: x, y, z); errno = 0; x = 7.0; y = 0
Page 403 and 404: perror("Error"); printf("For fmodf
Page 405 and 406: Return Value: Returns the fraction,
Page 407 and 408: printf("For a number = %fand an exp
Page 409 and 410: ldexpf(-0.625000, 2) = -2.500000 Fo
Page 411 and 412: x, y); errno = 0; x = 0.0; y = log1
Page 413 and 414: NaN is returned if xis a negative n
Page 415 and 416: Arguments: x single precision float
Page 417 and 418: dsPIC ® Language Tools Libraries D
Page 419 and 420: The sine of -1.000000 is -0.841471
Page 421 and 422: The hyperbolic sine of 0.000000 is
Page 423 and 424: Error: domain error The square root
Page 425 and 426: Return Value: Returns the tangent o
Page 427 and 428: x, y); } Output: The hyperbolic tan
Page 429 and 430: the calling process's data segment.
Page 431 and 432: eginning of the file. A return valu
Page 433 and 434: through the simulator. The return v
Page 435 and 436: uffer points to the storage locatio
Page 437 and 438: div.sd __builtin_divud Description:
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: Set Priority Macro.................
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 and 488: strncpy ...........................
Page 489 and 490: Write..............................
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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