PIC18F2320-I/SO Microchip Technology Inc., PIC18F2320-I/SO Datasheet - Page 107

• Manufacturer Part Number: PIC18F2320-I/SO
• Description: Microcontroller; 8 KB Flash; 512 RAM; 256 EEPROM; 25 I/O; 28-Pin-SOIC
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F2320-I/SO

• A/d Inputs: 10-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 25
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SOIC
• Programmable Memory: 8K Bytes
• Ram Size: 512 Bytes
• Speed: 20 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 10-7:
FIGURE 10-9:
 2003 Microchip Technology Inc.
Note 1:
RBPU
WR LATB
or PORTB
WR TRISB
RD TRISB
RD LATB
INTx
To A/D Converter
Analog Input Mode
Data Bus
RD PORTB
2:
(2)
Schmitt Trigger
Buffer
I/O pins have diode protection to V
To enable weak pull-ups, set the appropriate TRIS
bit(s) and clear the RBPU bit (INTCON2<7>).
Data Bus
WR LATB
or PORTB
WR TRISB
RD TRISC
RD PORTB
CCP2 Input
Analog Input Mode
To A/D Converter
Port/CCP2 Select
CCP2 Data Out
RD LATC
Note 1:
Data Latch
TRIS Latch
D
D
CK
CK
BLOCK DIAGRAM OF
RB2:RB0 PINS
BLOCK DIAGRAM OF RB3/CCP2 PIN
I/O pins have diode protection to V
Q
Q
Q
TRIS Latch
Data Latch
D
D
CK
CK
EN
TTL
Input
Buffer
DD
EN
D
and V
Q
Q
V
P
DD
SS
PIC18F2220/2320/4220/4320
Weak
Pull-up
I/O pin
.
DD
(1)
and V
0
1
SS
.
Analog Input Mode
Q
FIGURE 10-8:
Note 1:
Set RBIF
Data Bus
RD PORTB
RBPU
WR LATB
or PORTB
WR TRISB
RD TRISB
RD LATB
EN
From RB7:RB5
EN
D
RBPU
To A/D Converter
2:
(2)
I/O pins have diode protection to V
To enable weak pull-ups, set the appropriate TRIS bit(s)
and clear the RBPU bit (INTCON2<7>).
V
P
N
V
DD
SS
TRIS Latch
Schmitt
Trigger
Data Latch
D
D
CK
CK
Q
Q
BLOCK DIAGRAM OF
RB4 PIN
TTL Input
Buffer
Q
Q
Latch
V
P
DD
Weak
Pull-up
EN
EN
D
DS39599C-page 105
D
TTL
Input
Buffer
DD
RB3 pin
and V
RD PORTB
V
P
DD
Weak
Pull-up
(1)
I/O pin
SS
Q1
.
Q3
(1)