PIC18F86K90-I/PT Microchip Technology, PIC18F86K90-I/PT Datasheet - Page 358

• Manufacturer Part Number: PIC18F86K90-I/PT
• Description: 64kB Flash, 4kB RAM, 1kB EE, 16MIPS, NanoWatt XLP, LCD, 5V 80 TQFP 12x12x1mm TRA
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F86K90-I/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: 64KB (32K 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 ~ 85°C
• Package / Case: 80-TQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC18F87K90 FAMILY
FIGURE 22-4:
FIGURE 22-5:
DS39957B-page 358
Note: This timing diagram shows two consecutive transmissions.
(Interrupt Reg. Flag)
Reg. Empty Flag)
Reg. Empty Flag)
Write to TXREGx
(Transmit Buffer
Reg. Empty Flag)
Write to TXREGx
(Transmit Shift
(Transmit Shift
BRG Output
(Shift Clock)
BRG Output
(Shift Clock)
TRMT bit
TXx (pin)
TXxIF bit
TRMT bit
TXx (pin)
TXxIF bit
1 T
ASYNCHRONOUS TRANSMISSION
ASYNCHRONOUS TRANSMISSION (BACK-TO-BACK)
CY
Word 1
Transmit Shift Reg
Transmit Shift Reg.
Word 1
Word 1
Word 1
1 T
CY
Start bit
Start bit
Word 2
1 T
CY
bit 0
bit 0
Preliminary
bit 1
Word 1
bit 1
Word 1
bit 7/8
bit 7/8
Word 2
Transmit Shift Reg.
Stop bit
 2010 Microchip Technology Inc.
Stop bit
Start bit
Word 2
bit 0