PIC16F877-04E/PT Microchip Technology, PIC16F877-04E/PT Datasheet - Page 318

• Manufacturer Part Number: PIC16F877-04E/PT
• Description: IC MCU FLASH 8KX14 EE 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F877-04E/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 4MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 14KB (8K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: PIC16F87704E/PT

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