PIC18F4431-I/ML Microchip Technology, PIC18F4431-I/ML Datasheet - Page 272

• Manufacturer Part Number: PIC18F4431-I/ML
• Description: IC PIC MCU FLASH 8KX16 44QFN
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F4431-I/ML

• Core Size: 8-Bit
• Program Memory Size: 16KB (8K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, Power Control PWM, QEI, POR, PWM, WDT
• Number Of I /o: 36
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 9x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-QFN
• Controller Family/series: PIC18
• No. Of I/o's: 36
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 768Byte
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: EUSART, I2C, SPI, SSP
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 36
• Number Of Timers: 1 x 8
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 9 bit
• Package: 44QFN EP
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 40 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT44QFN2 - SOCKET TRAN ICE 44QFN/40DIPAC164322 - MODULE SOCKET MPLAB PM3 28/44QFN444-1001 - DEMO BOARD FOR PICMICRO MCU
• Lead Free Status / Rohs Status: Details

PIC18F2331/2431/4331/4431
TABLE 22-1:
REGISTER 22-1:
DS39616C-page 270
300000h CONFIG1L
300001h CONFIG1H
300002h CONFIG2L
300003h CONFIG2H
300004h CONFIG3L
300005h CONFIG3H MCLRE
300006h CONFIG4L DEBUG
300007h CONFIG4H
300008h CONFIG5L
300009h CONFIG5H
30000Ah CONFIG6L
30000Bh CONFIG6H
30000Ch CONFIG7L
30000Dh CONFIG7H
3FFFFEh DEVID1
3FFFFFh DEVID2
Legend: x = unknown, u = unchanged, - = unimplemented. Shaded cells are unimplemented, read as ‘0’.
Note 1: Unimplemented in PIC18F2331/2431 devices; maintain this bit set.
bit 7
Legend:
R = Readable bit
-n = Value when device is unprogrammed
bit 7
bit 6
bit 5-4
bit 3-0
R/P-1
IESO
File Name
2: See Register 22-13 for DEVID1 values. DEVID registers are read-only and cannot be programmed by the user.
IESO: Internal External Switchover bit
1 = Internal External Switchover mode enabled
0 = Internal External Switchover mode disabled
FCMEN: Fail-Safe Clock Monitor Enable bit
1 = Fail-Safe Clock Monitor enabled
0 = Fail-Safe Clock Monitor disabled
Unimplemented: Read as ‘0’
FOSC<3:0>: Oscillator Selection bits
11xx = External RC oscillator, CLKO function on RA6
1001 = Internal oscillator block, CLKO function on RA6 and port function on RA7
1000 = Internal oscillator block, port function on RA6 and 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
0010 = HS oscillator
0001 = XT oscillator
0000 = LP oscillator
(2)
(2)
CONFIGURATION BITS AND DEVICE IDs
FCMEN
R/P-1
DEV10
WRTD
DEV2
CONFIG1H: CONFIGURATION REGISTER 1 HIGH (BYTE ADDRESS 300001h)
IESO
Bit 7
CPD
—
—
—
—
—
—
—
—
—
FCMEN
EBTRB
P = Programmable bit
WRTB
DEV1
DEV9
Bit 6
CPB
—
—
—
—
—
—
—
—
—
—
U-0
—
T1OSCMX
WINEN
WRTC
DEV0
DEV8
Bit 5
—
—
—
—
—
—
—
—
—
—
—
EXCLKMX
U-0
WDTPS3
—
Preliminary
HPOL
REV4
DEV7
Bit 4
—
—
—
—
—
—
—
—
—
—
—
(1)
U = Unimplemented bit, read as ‘0’
U = Unchanged from programmed state
PWM4MX
WDTPS2
EBTR3
FOSC3
WRT3
FOSC3
BORV1
R/P-1
CP3
LPOL
REV3
DEV6
Bit 3
—
—
—
—
—
—
(1)
(1)
(1)
(1)
SSPMX
WDTPS1 WDTPS0
PWMPIN
EBTR2
WRT2
FOSC2
BORV0
CP2
REV2
DEV5
Bit 2
LVP
—
—
—
—
—
FOSC2
R/P-1
(1)
(1)
(1)
(1)
BOREN
FOSC1
EBTR1
WRT1
REV1
DEV4
Bit 1
CP1
—
—
—
—
—
—
—
—
© 2007 Microchip Technology Inc.
FOSC1
FLTAMX
R/P-1
PWRTEN
STVREN
WDTEN
FOSC0
EBTR0
WRT0
REV0
DEV3
Bit 0
CP0
—
—
—
—
—
—
(1)
Unprogrammed
---- ----
11-- 1111
---- 1111
--11 1111
--11 11--
1--1 11-1
1--- -1-1
---- ----
---- 1111
11-- ----
---- 1111
111- ----
---- 1111
-1-- ----
xxxx xxxx
0000 0101
FOSC0
Default/
R/P-1
Value
bit 0
(2)