PIC18F4431-I/P Microchip Technology Inc., PIC18F4431-I/P Datasheet - Page 130
PIC18F4431-I/P
Manufacturer Part Number
PIC18F4431-I/P
Description
Microcontroller; 16 KB Flash; 768 RAM; 256 EEPROM; 36 I/O; 40-Pin-PDIP
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC18F4431-IP.pdf
(396 pages)
Specifications of PIC18F4431-I/P
A/d Inputs
9-Channel, 10-Bit
Cpu Speed
10 MIPS
Eeprom Memory
256 Bytes
Input Output
36
Interface
I2C/SPI/USART
Memory Type
Flash
Number Of Bits
8
Package Type
40-pin PDIP
Programmable Memory
16K Bytes
Ram Size
768 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
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Microchip Technology
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PIC18F2331/2431/4331/4431
TABLE 10-7:
TABLE 10-8:
DS39616B-page 128
PORTD
LATD
TRISD
Legend:
RD0/T0CKI/T5CKI
RD1/SDO
RD2/SDI/SDA
RD3/SCK/SCL
RD4/FLTA
RD5/PWM4
RD6/PWM6
RD7/PWM7
Legend: ST = Schmitt Trigger input, TTL = TTL input
Name
Name
LATD Data Output Register
PORTD Data Direction Register
x = unknown, u = unchanged, – = unimplemented, read as ‘0’. Shaded cells are not used by PORTD.
Bit 7
RD7
PORTD FUNCTIONS
SUMMARY OF REGISTERS ASSOCIATED WITH PORTD
Bit #
bit 0
bit 1
bit 2
bit 3
bit 4
bit 5
bit 6
bit 7
Bit 6
RD6
Buffer Type
Bit 5
RD5
ST
ST
ST
ST
ST
ST
ST
ST
Bit 4
RD4
Input/output port pin.
Input/output port pin.
Input/output port pin.
Input/output port pin.
Input/output port pin.
Input/output port pin, or PCPWM output PWM4.
Input/output port pin, or PCPWM output PWM6.
Input/output port pin, or PCPWM output PWM7.
Preliminary
Bit 3
RD3
Bit 2
RD2
Bit 1
RD1
Function
Bit 0
RD0
2003 Microchip Technology Inc.
xxxx xxxx
xxxx xxxx
1111 1111
POR, BOR
Value on
uuuu uuuu
uuuu uuuu
1111 1111
Value on
all other
Resets
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