PIC18F1220-H/P Microchip Technology, PIC18F1220-H/P Datasheet - Page 94

• Manufacturer Part Number: PIC18F1220-H/P
• Description: IC MCU 8BIT 4KB FLASH 18PDIP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F1220-H/P

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Size: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 7x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 18-DIP (0.300", 7.62mm)
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC18F1220/1320
FIGURE 10-9:
DS39605F-page 92
P1B/D Tri-State
Auto-Shutdown
Note 1:
INT2 Input
P1B Enable
P1B Data
2:
WR LATB or
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>).
WR TRISB
BLOCK DIAGRAM OF RB2/P1B/INT2 PIN
Data Bus
PORTB
RD PORTB
Data Latch
TRIS Latch
D
D
RD LATB
CK
CK
RBPU
RD TRISB
Q
Q
(2)
DD
and V
SS
.
1
0
Schmitt
Trigger
Q
EN
TTL
Input
Buffer
RD PORTB
D
V
P
© 2007 Microchip Technology Inc.
DD
Weak
Pull-up
RB2 pin
(1)