PIC16F872-E/SP Microchip Technology, PIC16F872-E/SP Datasheet - Page 312

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

Specifications of PIC16F872-E/SP

• 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-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PICmicro MID-RANGE MCU FAMILY
DS31017A-page 17-36
Figure 17-23: Repeated Start Condition Flowchart (part 1 of 2)
B
Bus Collision,
Set BCLIF,
Release SDA,
Clear RSEN
Preliminary
C
SSPCON1<3:0> = 1000
No
SSPADD<6:0>
Load BRG with
SSPADD<6:0>
Load BRG with
Force SCL = 0
Release SDA,
Release SCL
SSPEN = 1,
Start
Idle Mode,
SCL = 0?
RSEN = 1
SDA = 1?
SCL = 1?
rollover?
BRG
A
Yes
Yes
Yes
Yes
No
No
No
1997 Microchip Technology Inc.
(Clock Arbitration)