PIC18F452-I/LG Microchip Technology, PIC18F452-I/LG Datasheet - Page 86

• Manufacturer Part Number: PIC18F452-I/LG
• Description: IC MCU FLASH 16KX16 W/AD 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F452-I/LG

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• For Use With: XLT44L2 - SOCKET TRAN ICE 44PLCCDVA16XL441 - ADAPTER DEVICE ICE 44PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18FXX2
8.5
The RCON register contains the bit which is used to
enable prioritized interrupts (IPEN).
REGISTER 8-10:
DS39564C-page 84
RCON Register
bit 7
bit 6-5
bit 4
bit 3
bit 2
bit 1
bit 0
RCON REGISTER
IPEN: Interrupt Priority Enable bit
1 = Enable priority levels on interrupts
0 = Disable priority levels on interrupts (16CXXX Compatibility mode)
Unimplemented: Read as '0'
RI: RESET Instruction Flag bit
For details of bit operation, see Register 4-3
TO: Watchdog Time-out Flag bit
For details of bit operation, see Register 4-3
PD: Power-down Detection Flag bit
For details of bit operation, see Register 4-3
POR: Power-on Reset Status bit
For details of bit operation, see Register 4-3
BOR: Brown-out Reset Status bit
For details of bit operation, see Register 4-3
Legend:
R = Readable bit
- n = Value at POR
bit 7
R/W-0
IPEN
U-0
—
U-0
W = Writable bit
’1’ = Bit is set
—
R/W-1
RI
U = Unimplemented bit, read as ‘0’
’0’ = Bit is cleared
R-1
TO
© 2006 Microchip Technology Inc.
R-1
PD
x = Bit is unknown
R/W-0
POR
R/W-0
BOR
bit 0