PIC18F4523-E/PT Microchip Technology, PIC18F4523-E/PT Datasheet - Page 25

• Manufacturer Part Number: PIC18F4523-E/PT
• Description: 32KB, Flash, 1536bytes-RAM, 36I/O, 8-bit Family,nanoWatt 44 TQFP 10x10x1mm TRAY
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F4523-E/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 36
• 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 13x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TABLE 5-3:
© 2005 Microchip Technology Inc.
IESO
FCMEN
FOSC3:FOSC0
BORV1:BORV0
BOREN1:BOREN0
PWRTEN
WDPS3:WDPS0
WDTEN
Bit Name
PIC18F2423/2523/4423/4523 BIT DESCRIPTIONS
Configuration
CONFIG1H
CONFIG1H
CONFIG1H
CONFIG2H
CONFIG2H
CONFIG2L
CONFIG2L
CONFIG2L
Words
Internal External Switchover bit
1 = Internal External Switchover mode enabled
0 = Internal External Switchover mode disabled
Fail-Safe Clock Monitor Enable bit
1 = Fail-Safe Clock Monitor enabled
0 = Fail-Safe Clock Monitor disabled
Oscillator Selection bits
11xx = External RC oscillator, CLKO function on RA6
101x = External RC oscillator, CLKO function on RA6
1001 = Internal RC oscillator, CLKO function on RA6, port function on RA7
1000 = Internal RC oscillator, port function on RA6, port function on RA7
0111 = External RC oscillator, port function on RA6
0110 = HS oscillator, PLL enabled (Clock Frequency = 4 x FOSC1)
0101 = EC oscillator, port function on RA6
0100 = EC oscillator, CLKO function on RA6
0011 = External RC oscillator, CLKO function on RA6
0010 = HS oscillator
0001 = XT oscillator
0000 = LP oscillator
Brown-out Reset Voltage bits
11 = V
10 = V
01 = V
00 = V
Brown-out Reset Enable bits
11 = Brown-out Reset enabled in hardware only (SBOREN is disabled)
10 = Brown-out Reset enabled in hardware only and disabled in Sleep mode
01 = Brown-out Reset enabled and controlled by software (SBOREN is enabled)
00 = Brown-out Reset disabled in hardware and software
Power-up Timer Enable bit
1 = PWRT disabled
0 = PWRT enabled
Watchdog Timer Postscaler Select bits
1111 = 1:32,768
1110 = 1:16,384
1101 = 1:8,192
1100 = 1:4,096
1011 = 1:2,048
1010 = 1:1,024
1001 = 1:512
1000 = 1:256
0111 = 1:128
0110 = 1:64
0101 = 1:32
0100 = 1:16
0011 = 1:8
0010 = 1:4
0001 = 1:2
0000 = 1:1
Watchdog Timer Enable bit
1 = WDT enabled
0 = WDT disabled (control is placed on SWDTEN bit)
(SBOREN is disabled)
PIC18F2423/2523/4423/4523
BOR
BOR
BOR
BOR
set to 2.0V
set to 2.7V
set to 4.2V
set to 4.5V
Description
DS39759A-page 25