PIC18F87K90-E/PT Microchip Technology, PIC18F87K90-E/PT Datasheet - Page 224
![no-image](/images/manufacturer_photos/0/4/439/microchip_technology_sml.jpg)
PIC18F87K90-E/PT
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
Datasheet
1.PIC18F66K90-IMR.pdf
(570 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC18F87K90-E/PT
Manufacturer:
MICROCHIP
Quantity:
12 000
Company:
Part Number:
PIC18F87K90-E/PT
Manufacturer:
Microchip Technology
Quantity:
10 000
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PIC18F87K90 FAMILY
REGISTER 17-9:
REGISTER 17-10: WEEKDAY: WEEKDAY VALUE REGISTER
DS39957D-page 224
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-6
bit 5-4
bit 3-0
Note 1:
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-3
bit 2-0
Note 1:
U-0
U-0
—
—
A write to this register is only allowed when RTCWREN = 1.
A write to this register is only allowed when RTCWREN = 1.
Unimplemented: Read as ‘0’
DAYTEN<1:0>: Binary Coded Decimal value of Day’s Tens Digit bits
Contains a value from 0 to 3.
DAYONE<3:0>: Binary Coded Decimal Value of Day’s Ones Digit bits
Contains a value from 0 to 9.
Unimplemented: Read as ‘0’
WDAY<2:0>: Binary Coded Decimal Value of Weekday Digit bits
Contains a value from 0 to 6.
U-0
U-0
—
—
DAY: DAY VALUE REGISTER
W = Writable bit
W = Writable bit
‘1’ = Bit is set
‘1’ = Bit is set
DAYTEN1
R/W-x
U-0
—
DAYTEN0
R/W-x
U-0
—
(1)
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
DAYONE3
R/W-x
U-0
—
(1)
DAYONE2
WDAY2
R/W-x
R/W-x
2009-2011 Microchip Technology Inc.
x = Bit is unknown
x = Bit is unknown
DAYONE1
WDAY1
R/W-x
R/W-x
DAYONE0
WDAY0
R/W-x
R/W-x
bit 0
bit 0
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