PIC16F819-E/ML Microchip Technology, PIC16F819-E/ML Datasheet - Page 318

• Manufacturer Part Number: PIC16F819-E/ML
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,LLCC,28PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F819-E/ML

• 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: 16
• Program Memory Size: 3.5KB (2K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C, SPI, SSP
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 1 x 16 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 125 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, DM163014
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 5 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT28QFN3 - SOCKET TRAN ICE 18DIP/28QFNAC164033 - ADAPTER 28QFN TO 18DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Lead Free Status / Rohs Status: Details

PICmicro MID-RANGE MCU FAMILY
DS31017A-page 17-42
Figure 17-27: Master Receiver Flowchart
Preliminary
Move contents of SSPSR
No
Shift data into SSPSR
= Num_Clocks + 1
Num_Clocks = 0,
SSPADD<6:0>,
SSPADD<6:0>,
Load BRG with
Force SCL=0,
Load BRG w/
Force SCL = 0,
Release SDA
Release SCL
Sample SDA,
into SSPBUF,
Num_Clocks
Num_Clocks
Clear RCEN.
start count
start count.
RCEN = 1
Set SSPIF,
Idle mode
SCL = 1?
rollover?
rollover?
Set BF.
BRG
BRG
= 8?
Yes
Yes
Yes
Yes
No
No
No
(Clock Arbitration)
SCL = 0?
1997 Microchip Technology Inc.
Yes
No