PIC16F887-I/PT Microchip Technology Inc., PIC16F887-I/PT Datasheet - Page 203

• Manufacturer Part Number: PIC16F887-I/PT
• Description: MCU, 8-Bit, 8KW Flash, 368 RAM, 36 I/O, TQFP-44
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F887-I/PT

• A/d Inputs: 14-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 256 Bytes
• Frequency: 20 MHz
• Input Output: 35
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 44-pin TFQP
• Programmable Memory: 14K Bytes
• Ram Size: 368 Bytes
• Resistance, Drain To Source On: Bytes
• Serial Interface: MSSP or EUSART
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 13-22:
FIGURE 13-23:
© 2007 Microchip Technology Inc.
SDA
SCL
SEN
BCLIF
S
SSPIF
SDA
SCL
SEN
BCLIF
S
SSPIF
BUS COLLISION DURING START CONDITION (SCL = 0)
‘0’
‘0’
BRG RESET DUE TO SDA ARBITRATION DURING START CONDITION
SDA pulled low by other master
Reset BRG and assert SDA
SCL =0 before BRG time-out,
Bus collision occurs, set BCLIF
Set SEN, enable Start
sequence if SDA = 1, SCL = 1
Less than T
BRG
SDA = 0, SCL = 1
SDA = 0, SCL = 1
PIC16F882/883/884/886/887
Preliminary
T
SDA = 0, SCL = 1
Set SSPIF
BRG
Set SEN, enable Start
sequence if SDA = 1, SCL = 1
S
Set S
T
BRG
T
BRG
Set SSPIF
SCL = 0 before SDA = 0,
Bus collision occurs, set BCLIF
SCL pulled low after BRG
time-out
Interrupt cleared
in software
Interrupts cleared
in software
‘0’
‘0’
‘0’
DS41291D-page 201