PIC18F87K90-E/PT Microchip Technology, PIC18F87K90-E/PT Datasheet - Page 345

• Manufacturer Part Number: PIC18F87K90-E/PT
• Description: 128kB Flash, 4kB RAM, 1kB EE, 16MIPS, NanoWatt XLP, LCD, 5V 80 TQFP 12x12x1mm TR
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F87K90-E/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 64MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 69
• Program Memory Size: 128KB (64K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 24x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 80-TQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FIGURE 21-29:
FIGURE 21-30:
 2009-2011 Microchip Technology Inc.
SDAx
SCLx
SEN
S
BCLxIF
SSPxIF
S
BCLxIF
SSPxIF
SDAx
SCLx
SEN
BUS COLLISION DURING START CONDITION (SCLx = 0)
BRG RESET DUE TO SDAx ARBITRATION DURING START CONDITION
SDAx Pulled Low by Other Master.
Reset BRG and Assert SDAx.
‘0’
‘0’
SCLx = 0 before BRG Time-out,
Bus Collision Occurs. Set BCLxIF.
Set SEN, Enable Start
Sequence if SDAx = 1, SCLx = 1
Less than T
BRG
SDAx = 0, SCLx = 1
SDAx = 0, SCLx = 1,
Set SSPxIF
SDAx = 0, SCLx = 1
T
Set SEN, Enable Start
Sequence if SDAx = 1, SCLx = 1
BRG
S
Set S
PIC18F87K90 FAMILY
T
BRG
T
BRG
Set SSPxIF
SCLx = 0 before SDAx = 0,
Bus Collision Occurs. Set BCLxIF.
SCLx Pulled Low After BRG
Time-out
Interrupt Cleared
in Software
Interrupts Cleared
in Software
‘0’
‘0’
‘0’
DS39957D-page 345