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PIC16F818-E/ML Datasheet(PDF) 171 Page - Microchip Technology |
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PIC16F818-E/ML Datasheet(HTML) 171 Page - Microchip Technology |
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171 / 176 page ![]() 2004 Microchip Technology Inc. DS39598E-page 169 PIC16F818/819 SSPSTAT Register ............................................................ 14 Stack .................................................................................. 23 Overflow ..................................................................... 23 Underflow ................................................................... 23 Status Register ............................................................. 13, 15 DC Bit ......................................................................... 16 IRP Bit ........................................................................ 16 PD Bit ......................................................................... 91 TO Bit ................................................................... 16, 91 Z Bit ............................................................................ 16 Synchronous Serial Port (SSP) .......................................... 71 Overview .................................................................... 71 SPI Mode ................................................................... 71 Synchronous Serial Port Interrupt ...................................... 20 T T1CKPS0 Bit ...................................................................... 57 T1CKPS1 Bit ...................................................................... 57 T1OSCEN Bit ..................................................................... 57 T1SYNC Bit ........................................................................ 57 T2CKPS0 Bit ...................................................................... 64 T2CKPS1 Bit ...................................................................... 64 Tad ..................................................................................... 85 Time-out Sequence ............................................................ 92 Timer0 ................................................................................ 53 Associated Registers ................................................. 55 Clock Source Edge Select (T0SE Bit) ........................ 17 Clock Source Select (T0CS Bit) ................................. 17 External Clock ............................................................ 54 Interrupt ...................................................................... 53 Operation ................................................................... 53 Overflow Enable (TMR0IE Bit) ................................... 18 Overflow Flag (TMR0IF Bit) ....................................... 97 Overflow Interrupt ...................................................... 97 Prescaler .................................................................... 54 T0CKI ......................................................................... 54 Timer1 ................................................................................ 57 Associated Registers ................................................. 62 Capacitor Selection .................................................... 60 Counter Operation ..................................................... 58 Operation ................................................................... 57 Operation in Asynchronous Counter Mode .................................................... 59 Operation in Synchronized Counter Mode .................................................... 58 Operation in Timer Mode ........................................... 58 Oscillator .................................................................... 60 Oscillator Layout Considerations ............................... 60 Prescaler .................................................................... 61 Resetting Register Pair (TMR1H, TMR1L) ................. 61 Resetting Using a CCP Trigger Output ...................... 61 TMR1H ....................................................................... 59 TMR1L ....................................................................... 59 Use as a Real-Time Clock ......................................... 61 Timer2 ................................................................................ 63 Associated Registers ................................................. 64 Output ........................................................................ 63 Postscaler .................................................................. 63 Prescaler .................................................................... 63 Prescaler and Postscaler ........................................... 63 Timing Diagrams A/D Conversion ........................................................ 142 Brown-out Reset ...................................................... 133 Capture/Compare/PWM (CCP1) .............................. 135 CLKO and I/O .......................................................... 132 External Clock .......................................................... 131 I2C Bus Data ............................................................ 139 I2C Bus Start/Stop Bits ............................................ 138 I2C Reception (7-Bit Address) ................................... 78 I2C Transmission (7-Bit Address) .............................. 78 PWM Output .............................................................. 68 Reset, Watchdog Timer, Oscillator Start-up Timer and Power-up Timer ............................................... 133 Slow Rise Time (MCLR Tied to VDD Through RC Network) ........................................ 96 SPI Master Mode ....................................................... 75 SPI Master Mode (CKE = 0, SMP = 0) .................... 136 SPI Master Mode (CKE = 1, SMP = 1) .................... 136 SPI Slave Mode (CKE = 0) .................................75, 137 SPI Slave Mode (CKE = 1) .................................75, 137 Time-out Sequence on Power-up (MCLR Tied to VDD Through Pull-up Resistor) ................................................ 95 Time-out Sequence on Power-up (MCLR Tied to VDD Through RC Network): Case 1 ....... 95 Time-out Sequence on Power-up (MCLR Tied to VDD Through RC Network): Case 2 ....... 95 Timer0 and Timer1 External Clock .......................... 134 Timer1 Incrementing Edge ........................................ 58 Wake-up from Sleep through Interrupt .................... 100 Timing Parameter Symbology ......................................... 130 Timing Requirements External Clock .......................................................... 131 TMR0 Register ................................................................... 15 TMR1CS Bit ....................................................................... 57 TMR1H Register ................................................................ 13 TMR1L Register ................................................................. 13 TMR1ON Bit ...................................................................... 57 TMR2 Register ................................................................... 13 TMR2ON Bit ...................................................................... 64 TOUTPS0 Bit ..................................................................... 64 TOUTPS1 Bit ..................................................................... 64 TOUTPS2 Bit ..................................................................... 64 TOUTPS3 Bit ..................................................................... 64 TRISA Register .................................................................. 14 TRISB Register .............................................................14, 15 V Vdd Pin ................................................................................ 8 Vss Pin ................................................................................. 8 W Wake-up from Sleep .....................................................89, 99 Interrupts ..............................................................93, 94 MCLR Reset .............................................................. 94 WDT Reset ................................................................ 94 Wake-up Using Interrupts .................................................. 99 Watchdog Timer (WDT) ................................................89, 98 Associated Registers ................................................. 98 Enable (WDTEN Bit) .................................................. 98 INTRC Oscillator ........................................................ 98 Postscaler. See Postscaler, WDT. Programming Considerations .................................... 98 Time-out Period ......................................................... 98 WDT Reset, Normal Operation ....................... 91, 93, 94 WDT Reset, Sleep ................................................91, 94 WDT Wake-up ........................................................... 93 WCOL ................................................................................ 73 Write Collision Detect Bit, WCOL ...................................... 73 WWW, On-Line Support ...................................................... 3 |
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