PIC18F452-I/LG Microchip Technology, PIC18F452-I/LG Datasheet - Page 199

• 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

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