PIC18F452-I/L Microchip Technology Inc., PIC18F452-I/L Datasheet - Page 199

• Manufacturer Part Number: PIC18F452-I/L
• Description: 44 PIN, 32 KB FLASH, 1536 RAM, 34 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F452-I/L

• A/d Inputs: 8-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 36
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 44-pin PLCC
• Programmable Memory: 32K Bytes
• Ram Size: 1.5K Bytes
• Speed: 40 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

REGISTER 19-2:
REGISTER 19-3:
© 2006 Microchip Technology Inc.
bit 7-4
bit 3-1
bit 0
bit 7-4
bit 3-2
bit 1
bit 0
CONFIGURATION REGISTER 2 LOW (CONFIG2L: BYTE ADDRESS 300002h)
CONFIGURATION REGISTER 2 HIGH (CONFIG2H: BYTE ADDRESS 300003h)
bit 7
Unimplemented: Read as ‘0’
BORV1:BORV0: Brown-out Reset Voltage bits
11 = V
10 = V
01 = V
00 = V
BOREN: Brown-out Reset Enable bit
1 = Brown-out Reset enabled
0 = Brown-out Reset disabled
PWRTEN: Power-up Timer Enable bit
1 = PWRT disabled
0 = PWRT enabled
bit 7
Unimplemented: Read as ‘0’
WDTPS2:WDTPS0: Watchdog Timer Postscale Select bits
111 = 1:128
110 = 1:64
101 = 1:32
100 = 1:16
011 = 1:8
010 = 1:4
001 = 1:2
000 = 1:1
WDTEN: Watchdog Timer Enable bit
1 = WDT enabled
0 = WDT disabled (control is placed on the SWDTEN bit)
Legend:
R = Readable bit
- n = Value when device is unprogrammed
Legend:
R = Readable bit
- n = Value when device is unprogrammed
U-0
U-0
—
—
BOR
BOR
BOR
BOR
set to 2.5V
set to 2.7V
set to 4.2V
set to 4.5V
U-0
U-0
—
—
P = Programmable bit
P = Programmable bit
U-0
—
U-0
—
U-0
—
U-0
—
WDTPS2
R/P-1
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
BORV1
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
R/P-1
WDTPS1
BORV0
R/P-1
R/P-1
PIC18FXX2
BOREN
WDTPS0
R/P-1
R/P-1
DS39564C-page 197
PWRTEN
WDTEN
R/P-1
R/P-1
bit 0
bit 0