PIC18F85K22-I/PT Microchip Technology, PIC18F85K22-I/PT Datasheet - Page 323

• Manufacturer Part Number: PIC18F85K22-I/PT
• Description: IC, 8BIT MCU, PIC18F, 64MHZ, TQFP-80
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F85K22-I/PT

• Controller Family/series: PIC18
• No. Of I/o's: 69
• Eeprom Memory Size: 1KB
• Ram Memory Size: 2KB
• Cpu Speed: 64MHz
• No. Of Timers: 8
• Core Size: 8 Bit
• Program Memory Size: 32KB
• Core Processor: PIC
• Speed: 64MHz
• Connectivity: EBI/EMI, I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 69
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 24x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°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
SDAx = 0, SCLx = 1,
Set SSPxIF
T
Set SEN, Enable Start
Sequence if SDAx = 1, SCLx = 1
BRG
S
Set S
PIC18F87K22 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’
DS39960D-page 323