PIC18F87J72-I/PT Microchip Technology, PIC18F87J72-I/PT Datasheet - Page 144

• Manufacturer Part Number: PIC18F87J72-I/PT
• Description: IC PIC MCU 8BIT 14KB FLSH 80TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F87J72-I/PT

• Program Memory Type: FLASH
• Program Memory Size: 128KB (64K x 16)
• Package / Case: 80-TQFP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, LVD, POR, PWM, WDT
• Number Of I /o: 51
• Ram Size: 3.8K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V
• Data Converters: A/D 12x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Data Bus Width: 8 bit
• Data Ram Size: 4 KB
• Interface Type: SPI, USART, SPI, I2C
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 51
• Number Of Timers: 4
• Operating Supply Voltage: 2 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 14
• Controller Family/series: PIC18F
• No. Of I/o's: 51
• Ram Memory Size: 3923Byte
• Cpu Speed: 48MHz
• No. Of Timers: 4
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PIC18F87J72 FAMILY
REGISTER 15-5:
15.1.2
REGISTER 15-6:
REGISTER 15-7:
DS39979A-page 144
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-0
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-0
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-4
bit 3-0
Note 1:
YRTEN3
ARPT7
R/W-0
R/W-x
U-0
—
A write to the YEAR register is only allowed when RTCWREN = 1.
RTCVALH AND RTCVALL
REGISTER MAPPINGS
ARPT<7:0>: Alarm Repeat Counter Value bits
11111111 = Alarm will repeat 255 more times
.
.
.
00000000 = Alarm will not repeat
The counter decrements on any alarm event. The counter is prevented from rolling over from 00h to
FFh unless CHIME = 1.
Unimplemented: Read as ‘0’
YRTEN<3:0>: Binary Coded Decimal Value of Year’s Tens Digit bits
Contains a value from 0 to 9.
YRONE<3:0>: Binary Coded Decimal Value of Year’s Ones Digit bits
Contains a value from 0 to 9.
YRTEN2
ARPT6
R/W-0
R/W-x
U-0
—
ALRMRPT: ALARM CALIBRATION REGISTER
RESERVED REGISTER
YEAR: YEAR VALUE REGISTER
W = Writable bit
W = Writable bit
W = Writable bit
‘1’ = Bit is set
‘1’ = Bit is set
‘1’ = Bit is set
YRTEN1
ARPT5
R/W-0
R/W-x
U-0
—
YRTEN0
ARPT4
R/W-0
R/W-x
U-0
Preliminary
—
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
(1)
YRONE3
ARPT3
R/W-0
R/W-x
U-0
—
YRONE2
ARPT2
R/W-0
R/W-x
U-0
—
 2010 Microchip Technology Inc.
x = Bit is unknown
x = Bit is unknown
x = Bit is unknown
YRONE1
ARPT1
R/W-0
R/W-x
U-0
—
YRONE0
ARPT0
R/W-0
R/W-x
U-0
—
bit 0
bit 0
bit 0