PIC16F8X, 18-Pin FLASH/EEPROM 8-Bit MCU Data Sheet - Microchip

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PIC16F8X PIC16F83/84 FIGURE 11-5: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP TIMER TIMING VDD MCLR Internal POR PWRT Time-out OSC Time-out Internal RESET Watchdog Timer RESET I/O Pins 33 32 TABLE 11-5 RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP TIMER REQUIREMENTS 34 Parameter No. Sym Characteristic Min Typ† Max Units Conditions 30 TmcL MCLR Pulse Width (low) 1000 * — — ns 2.0V ≤ VDD ≤ 6.0V 31 Twdt Watchdog Timer Time-out Period (No Prescaler) 7 * 18 33 * ms VDD = 5.0V 32 Tost Oscillation Start-up Timer Period 1024TOSC ms TOSC = OSC1 period 33 Tpwrt Power-up Timer Period 28 * 72 132 * ms VDD = 5.0V 34 TIOZ I/O Hi-impedance from MCLR Low or reset — — 100 * ns * These parameters are characterized but not tested. † Data in "Typ" column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only and are not tested. DS30430C-page 84 © 1998 Microchip Technology Inc. 30 31 34
FIGURE 11-6: TIMER0 CLOCK TIMINGS TABLE 11-6 TIMER0 CLOCK REQUIREMENTS Parameter No. RA4/T0CKI PIC16F83/84 PIC16F8X 40 41 Sym Characteristic Min Typ† Max Units Conditions 40 Tt0H T0CKI High Pulse Width No Prescaler 0.5TCY + 20 * — — ns With Prescaler 50 * 30 * 41 Tt0L T0CKI Low Pulse Width No Prescaler 0.5TCY + 20 * — — ns With Prescaler 50 * 20 * 42 Tt0P T0CKI Period TCY + 40 * N © 1998 Microchip Technology Inc. DS30430C-page 85 — — — — — — — — ns ns ns ns 2.0V ≤ VDD ≤ 3.0V 3.0V ≤ VDD ≤ 6.0V 2.0V ≤ VDD ≤ 3.0V 3.0V ≤ VDD ≤ 6.0V — — ns N = prescale value (2, 4, ..., 256) * These parameters are characterized but not tested. † Data in "Typ" column is at 5.0V, 25°C unless otherwise stated. These parameters are for design guidance only and are not tested. 42
Page 1 and 2:
Devices Included in this Data Sheet
Page 3 and 4:
1.0 GENERAL DESCRIPTION The PIC16F8
Page 5 and 6:
2.0 PIC16F8X DEVICE VARIETIES A var
Page 7 and 8:
3.0 ARCHITECTURAL OVERVIEW The high
Page 9 and 10:
TABLE 3-1 PIC16F8X PINOUT DESCRIPTI
Page 11 and 12:
4.0 MEMORY ORGANIZATION There are t
Page 13 and 14:
FIGURE 4-1: REGISTER FILE MAP - PIC
Page 15 and 16:
4.2.2.1 STATUS REGISTER The STATUS
Page 17 and 18:
4.2.2.3 INTCON REGISTER The INTCON
Page 19 and 20:
4.5 Indirect Addressing; INDF and F
Page 21 and 22:
5.0 I/O PORTS The PIC16F8X has two
Page 23 and 24:
5.2 PORTB and TRISB Registers PORTB
Page 25 and 26:
5.3 I/O Programming Considerations
Page 27 and 28:
6.0 TIMER0 MODULE AND TMR0 REGISTER
Page 29 and 30:
6.2 Using TMR0 with External Clock
Page 31 and 32:
6.3.1 SWITCHING PRESCALER ASSIGNMEN
Page 33 and 34: 7.0 DATA EEPROM MEMORY The EEPROM d
Page 35 and 36: 7.5 Write Verify Depending on the a
Page 37 and 38: 8.0 SPECIAL FEATURES OF THE CPU Wha
Page 39 and 40: FIGURE 8-2: CONFIGURATION WORD - PI
Page 41 and 42: FIGURE 8-6: EXTERNAL SERIES RESONAN
Page 43 and 44: PIC16F8X TABLE 8-3 RESET CONDITION
Page 45 and 46: PIC16F8X FIGURE 8-10: TIME-OUT SEQU
Page 47 and 48: 8.7 Time-out Sequence and Power-dow
Page 49 and 50: FIGURE 8-17: INT PIN INTERRUPT TIMI
Page 51 and 52: 8.11 Watchdog Timer (WDT) The Watch
Page 53 and 54: 8.12.3 WAKE-UP USING INTERRUPTS Whe
Page 55 and 56: 9.0 INSTRUCTION SET SUMMARY Each PI
Page 57 and 58: 9.1 Instruction Descriptions ADDLW
Page 59 and 60: BTFSS Bit Test f, Skip if Set Synta
Page 61 and 62: COMF Complement f Syntax: [ label ]
Page 63 and 64: INCFSZ Increment f, Skip if 0 Synta
Page 65 and 66: NOP No Operation Syntax: [ label ]
Page 67 and 68: RLF Rotate Left f through Carry Syn
Page 69 and 70: SUBWF Subtract W from f Syntax: [ l
Page 71 and 72: 10.0 DEVELOPMENT SUPPORT 10.1 Devel
Page 73 and 74: MPASM has the following features to
Page 75 and 76: PIC16F83/84 PIC16F8X 11.0 ELECTRICA
Page 77 and 78: PIC16F83/84 PIC16F8X 11.1 DC CHARAC
Page 79 and 80: PIC16F83/84 PIC16F8X 11.3 DC CHARAC
Page 81 and 82: TABLE 11-2 TIMING PARAMETER SYMBOLO
Page 83: FIGURE 11-4: CLKOUT AND I/O TIMING
Page 87 and 88: PIC16CR83/84 PIC16F8X 12.0 ELECTRIC
Page 89 and 90: PIC16CR83/84 PIC16F8X 12.1 DC CHARA
Page 91 and 92: PIC16CR83/84 PIC16F8X 12.3 DC CHARA
Page 93 and 94: TABLE 12-2 TIMING PARAMETER SYMBOLO
Page 95 and 96: FIGURE 12-4: CLKOUT AND I/O TIMING
Page 97 and 98: FIGURE 12-6: TIMER0 CLOCK TIMINGS T
Page 99 and 100: 13.0 DC & AC CHARACTERISTICS GRAPHS
Page 101 and 102: FIGURE 13-3: TYPICAL RC OSCILLATOR
Page 103 and 104: FIGURE 13-8: VTH (INPUT THRESHOLD V
Page 105 and 106: FIGURE 13-11: TYPICAL IDD vs. FREQU
Page 107 and 108: FIGURE 13-13: WDT TIMER TIME-OUT PE
Page 109 and 110: FIGURE 13-17: IOH vs. VOH, VDD = 3
Page 111 and 112: 14.0 PACKAGING INFORMATION 14.1 Pac
Page 113 and 114: Package Type: K04-051 18-Lead Plast
Page 115 and 116: APPENDIX A: FEATURE IMPROVEMENTS -
Page 117 and 118: PIC16F8X APPENDIX E: CONVERSION CON
Page 119 and 120: INDEX Numerics 8.1 Configuration Bi
Page 121 and 122: ON-LINE SUPPORT Microchip provides
Page 123 and 124: PIC16F8X PRODUCT IDENTIFICATION SYS
Page 125: M AMERICAS Corporate Office 2355 We
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PIC16F8X, 18-Pin FLASH/EEPROM 8-Bit MCU Data Sheet - Microchip

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