PIC18F4431-I/P Microchip Technology Inc., PIC18F4431-I/P Datasheet - Page 123
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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FIGURE 10-18:
FIGURE 10-19:
2003 Microchip Technology Inc.
SCK/SCL Data Out
PORT/ SSPEN & SSPMX_ Select
Note 1: SCK/SCL are multiplexed on RD3 and RC5 using SSPMX bit in the configuration register.
SCL or SCL input
I
2
C™ Mode
CK Input
SS input
TX Data Out/CK
RD PORTC
WR TRISC
SDO Drive
USART Select
USART Select
WR LATC
Data Bus
PORTC
RD PORTC
WR TRISC
WR LATC
Data Bus
PORTC
or
or
BLOCK DIAGRAM OF RC5
BLOCK DIAGRAM OF RC6
TRIS Latch
Data Latch
D
D
RD TRISC
CK
CK
TRIS Latch
D
Data Latch
D
RD TRISC
CK
CK
RD LATC
Q
Q
Q
Q
RD LATC
Q
Q
Q
Q
PIC18F2331/2431/4331/4431
Preliminary
0
1
0
1
Q
Q
EN
D
EN
D
V
V
N
P
SS
DD
Schmitt
Trigger
V
V
N
P
SS
DD
Schmitt
Trigger
TTL
RC5 Pin
DS39616B-page 121
RC6 Pin
SSPMX
(1)
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