PIC18F65K90T-I/PT Microchip Technology, PIC18F65K90T-I/PT Datasheet - Page 430

• Manufacturer Part Number: PIC18F65K90T-I/PT
• Description: 32kB Flash, 2kB RAM, 1kB EE, NanoWatt XLP, LCD 64 TQFP 10x10x1mm T/R
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F65K90T-I/PT

• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 32 KB
• Data Ram Size: 2 KB
• Interface Type: I2C, SPI
• Maximum Clock Frequency: 64 MHz
• Number Of Timers: 8
• Operating Supply Voltage: 1.8 V to 5.5 V
• Maximum Operating Temperature: + 125 C
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 16 Channel
• 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: 53
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 16x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP
• Lead Free Status / Rohs Status: Details

PIC18F87K90 FAMILY
REGISTER 28-4:
DS39957D-page 430
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7
bit 6-2
bit 1-0
U-0
—
Unimplemented: Read as ‘ 0 ’
WDTPS<4:0>: Watchdog Timer Postscale Select bits
11111 = 1:1,048,576
10011 = 1:524,288
10010 = 1:262,144
10001 = 1:131,072
10000 = 1:65,536
01111 = 1:32,768
01110 = 1:16,384
01101 = 1:8,192
01100 = 1:4,096
01011 = 1:2,048
01010 = 1:1,024
01001 = 1:512
01000 = 1:256
00111 = 1:128
00110 = 1:64
00101 = 1:32
00100 = 1:16
00011 = 1:8
00010 = 1:4
00001 = 1:2
00000 = 1:1
WDTEN<1:0>: Watchdog Timer Enable bits
11 = WDT is enabled in hardware; SWDTEN bit is disabled
10 = WDT is controlled by the SWDTEN bit setting
01 = WDT is enabled only while device is active and is disabled in Sleep mode; SWDTEN bit is disabled
00 = WDT is disabled in hardware; SWDTEN bit is disabled
WDTPS4
R/P-1
CONFIG2H: CONFIGURATION REGISTER 2 HIGH (BYTE ADDRESS 300003h)
P = Programmable bit
W = Writable bit
‘1’ = Bit is set
WDTPS3
R/P-1
WDTPS2
R/P-1
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
WDTPS1
R/P-1
WDTPS0
R/P-1
 2009-2011 Microchip Technology Inc.
x = Bit is unknown
WDTEN1
R/P-1
WDTEN0
R/P-1
bit 0