PIC16F872-E/SO Microchip Technology, PIC16F872-E/SO Datasheet - Page 4

• Manufacturer Part Number: PIC16F872-E/SO
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,SOP,28PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F872-E/SO

• Rohs Compliant: YES
• 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
• Program Memory Size: 3.5KB (2K x 14)
• Program Memory Type: FLASH
• 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 ~ 125°C
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

MSSP MODULE
4. Module: MSSP (I
DS80131E-page 4
MOVF
IORLW
ANDLW
MOVWF
Note:
The description of the I
bits is clarified. To ensure proper communication of
the I
2
C Slave mode, the TRIS bits (TRISx [SDA,
TRISC, W
0x18
B’11111001’
TRISC
Item 4 applies to the Data Sheets for the
following devices:
• PIC16C717/770/771 (DS41120B)
• PIC16C773/774 (DS30275A)
• PIC16F872 (DS30221B)
• PIC16F873/874/876/877 (DS30292C)
• PIC16F873A/874A/876A/877A
(DS39582B)
2
C Mode)
2
C pins related to the TRIS
; Example for a 40-pin part such as the PIC16F877A
; Ensures <4:3> bits are ‘11’
; Sets <2:1> as output, but will not alter other bits
; User can use their own logic here, such as IORLW, XORLW and ANDLW
SCL]) corresponding to the I
‘1’. If any TRIS bits (TRISx<7:0>) of the port con-
taining the I
changed in software during I
using a Read-Modify-Write instruction (BSF, BCF),
then the I
and I
change any of the TRISx bits (TRIS bits of the port
containing the I
or BCF during I
necessary to change the TRISx bits during
communication, the following method can be
used:
2
C communication may suspend. Do not
2
C mode may stop functioning properly
2
C pins (PORTx [SDA, SCL]) are
2
2
C communication. If it is absolutely
C pins) using the instruction BSF
© 2006 Microchip Technology Inc.
2
C pins must be set to
2
C communication