PIC16F639-I/SS Microchip Technology, PIC16F639-I/SS Datasheet - Page 126

• Manufacturer Part Number: PIC16F639-I/SS
• Description: IC MCU FLASH 2KX14 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F639-I/SS

• Program Memory Type: FLASH
• Program Memory Size: 3.5KB (2K x 14)
• Package / Case: 20-SSOP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, LVD, POR, WDT
• Number Of I /o: 11
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 12
• Number Of Timers: 2
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT20SS1-1 - SOCKET TRANSITION 20DIP 20SSOPXLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC162066 - HEADER INTRFC MPLAB ICD2 20PINAC164307 - MODULE SKT FOR PM3 28SSOP
• Eeprom Size: -
• Data Converters: -
• Connectivity: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Internal 4 MHz Oscillator..................................................... 56
Internal Sampling Switch (Rss) Impedance ........................ 47
Interrupts ............................................................................. 63
M
MCLR .................................................................................. 58
Memory Organization
Migrating from other PICmicro Devices ............................ 122
MPLAB ASM30 Assembler, Linker, Librarian ..................... 80
MPLAB ICD 2 In-Circuit Debugger...................................... 81
MPLAB ICE 2000 High Performance Universal
In-Circuit Emulator .............................................................. 81
MPLAB ICE 4000 High Performance Universal
In-Circuit Emulator .............................................................. 81
MPLAB Integrated Development Environment Software .... 79
MPLINK Object Linker/MPLIB Object Librarian .................. 80
O
OPCODE Field Descriptions ............................................... 71
Oscillator Configurations ..................................................... 55
Oscillator Start-up Timer (OST) .......................................... 58
P
Packaging ......................................................................... 117
PCL and PCLATH ............................................................... 17
PICkit 1 FLASH Starter Kit .................................................. 83
PICSTART Plus Development Programmer ....................... 81
Pinout Descriptions
DS40039C-page 124
CLRW ......................................................................... 74
CLRWDT..................................................................... 74
COMF ......................................................................... 74
DECF .......................................................................... 74
DECFSZ...................................................................... 75
GOTO ......................................................................... 75
INCF............................................................................ 75
INCFSZ ....................................................................... 75
IORLW ........................................................................ 75
IORWF ........................................................................ 75
MOVF.......................................................................... 76
MOVLW ...................................................................... 76
MOVWF ...................................................................... 76
NOP ............................................................................ 76
RETFIE ....................................................................... 76
RETLW ....................................................................... 76
RETURN ..................................................................... 77
RLF ............................................................................. 77
RRF............................................................................. 77
SLEEP ........................................................................ 77
SUBLW ....................................................................... 77
SUBWF ....................................................................... 77
SWAPF ....................................................................... 78
XORLW ....................................................................... 78
XORWF....................................................................... 78
Summary Table........................................................... 72
A/D Converter ............................................................. 65
Comparator ................................................................. 65
Context Saving............................................................ 66
PORTA........................................................................ 65
RA2/INT ...................................................................... 65
Summary of Registers ................................................ 66
TMR0 .......................................................................... 65
Data EEPROM Memory .............................................. 49
Details ....................................................................... 118
Marking ..................................................................... 117
Computed GOTO ........................................................ 17
Stack ........................................................................... 17
PIC16F630.................................................................... 6
PIC16F676.................................................................... 6
PORTA
PORTA and TRISIO Registers ........................................... 19
PORTC ............................................................................... 26
Power Control/Status Register (PCON).............................. 59
Power-Down Mode (SLEEP) .............................................. 68
Power-on Reset (POR)....................................................... 58
Power-up Timer (PWRT) .................................................... 58
Prescaler............................................................................. 31
PRO MATE II Universal Device Programmer ..................... 81
Program Memory Organization............................................. 7
Programming, Device Instructions...................................... 71
R
RC Oscillator....................................................................... 56
READ-MODIFY-WRITE OPERATIONS ............................. 71
Registers
RESET................................................................................ 57
Revision History................................................................ 121
S
Software Simulator (MPLAB SIM) ...................................... 80
Software Simulator (MPLAB SIM30) .................................. 80
Special Features of the CPU .............................................. 53
Special Function Registers ................................................... 8
T
Time-out Sequence ............................................................ 59
Timer0................................................................................. 29
Timer1
Additional Pin Functions ............................................. 19
Associated Registers .................................................. 25
Pin Descriptions and Diagrams .................................. 22
Associated Registers .................................................. 27
Switching Prescaler Assignment ................................ 31
ADCON0 (A/D Control)............................................... 45
ADCON1..................................................................... 45
CMCON (Comparator Control) ................................... 37
CONFIG (Configuration Word) ................................... 54
EEADR (EEPROM Address) ...................................... 49
EECON1 (EEPROM Control) ..................................... 50
EEDAT (EEPROM Data) ............................................ 49
INTCON (Interrupt Control)......................................... 13
IOCA (Interrupt-on-Change PORTA).......................... 21
Maps
OPTION_REG (Option) ........................................ 12, 30
OSCCAL (Oscillator Calibration) ................................ 16
PCON (Power Control) ............................................... 16
PIE1 (Peripheral Interrupt Enable 1)........................... 14
PIR1 (Peripheral Interrupt 1)....................................... 15
PORTC ....................................................................... 27
STATUS ..................................................................... 11
T1CON (Timer1 Control) ............................................ 34
TRISC ......................................................................... 27
VRCON (Voltage Reference Control) ......................... 42
WPUA (Weak Pull-up PORTA)................................... 20
Associated Registers .................................................. 31
External Clock............................................................. 30
Interrupt ...................................................................... 29
Operation .................................................................... 29
T0CKI ......................................................................... 30
Associated Registers .................................................. 35
Asynchronous Counter Mode ..................................... 35
Interrupt ...................................................................... 33
Interrupt-on-Change ........................................... 20
Weak Pull-up ...................................................... 19
PIC16F630 ........................................................... 8
PIC16F676 ........................................................... 8
Reading and Writing ........................................... 35
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