PIC16F872-I/SO Microchip Technology, PIC16F872-I/SO Datasheet - Page 90

• Manufacturer Part Number: PIC16F872-I/SO
• Description: IC MCU FLASH 2KX14 EE 28SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F872-I/SO

• Program Memory Type: FLASH
• Program Memory Size: 3.5KB (2K x 14)
• Package / Case: 28-SOIC (7.5mm Width)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Eeprom Size: 64 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: I2C/SPI/SSP
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 22
• Number Of Timers: 3
• Operating Supply Voltage: 4 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, ICE2000, DM163022
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 5-ch x 10-bit
• Package: 28SOIC W
• Device Core: PIC
• Family Name: PIC16
• Maximum Speed: 20 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT28SO-1 - SOCKET TRANSITION 28SOIC 300MIL309-1073 - ADAPTER 28-SOIC TO 28-SOIC309-1024 - ADAPTER 28-SOIC TO 28-DIP309-1023 - ADAPTER 28-SOIC TO 28-DIP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16F872
REGISTER 11-1:
DS30221C-page 88
bit13
bit 13-12
bit 5-4
bit 11
bit 10
bit 9
bit 8
bit 7
bit 6
bit 3
bit 2
bit 1-0
R/P-1
CP1
R/P-1
CP0
CP1:CP0: FLASH Program Memory Code Protection bits
11 = Code protection off
10 = Not supported
01 = Not supported
00 = All memory code protected
DEBUG: In-Circuit Debugger Mode bit
1 = In-Circuit Debugger disabled, RB6 and RB7 are general purpose I/O pins
0 = In-Circuit Debugger enabled, RB6 and RB7 are dedicated to the debugger
Unimplemented: Read as ‘1’
WRT: FLASH Program Memory Write Enable bit
1 = Unprotected program memory may be written to by EECON control
0 = Unprotected program memory may not be written to by EECON control
CPD: Data EEPROM Memory Code Protection bit
1 = Code protection off
0 = Data EEPROM memory code protected
LVP: Low Voltage In-Circuit Serial Programming Enable bit
1 = RB3/PGM pin has PGM function, low voltage programming enabled
0 = RB3 is digital I/O, HV on MCLR must be used for programming
BODEN: Brown-out Reset Enable bit
1 = BOR enabled
0 = BOR disabled
PWRTE: Power-up Timer Enable bit
1 = PWRT disabled
0 = PWRT enabled
WDTE: Watchdog Timer Enable bit
1 = WDT enabled
0 = WDT disabled
FOSC1:FOSC0: Oscillator Selection bits
11 = RC oscillator
10 = HS oscillator
01 = XT oscillator
00 = LP oscillator
Note 1: The erased (unprogrammed) value of the configuration word is 3FFFh.
DEBUG
Legend:
R = Readable bit
- n = Value when device is unprogrammed
R/P-1
CONFIGURATION WORD (ADDRESS: 2007h)
2: All of the CP1:CP0 pairs have to be given the same value to enable the code protection
3: Enabling Brown-out Reset automatically enables Power-up Timer (PWRT), regardless of
scheme listed.
the value of bit PWRTE. Ensure the Power-up Timer is enabled any time Brown-out Reset
is enabled.
U-0
—
R/P-1 R/P-1 R/P-1
WRT
CPD
P = Programmable bit
LVP
(3)
(3)
BODEN
R/P-1
R/P-1
CP1
(2)
(1)
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
R/P-1
CP0
PWRTE WDTE F0SC1 F0SC0
R/P-1
© 2006 Microchip Technology Inc.
R/P-1
R/P-1
R/P-1
bit0