PIC16F913-I/SP Microchip Technology Inc., PIC16F913-I/SP Datasheet - Page 48

• Manufacturer Part Number: PIC16F913-I/SP
• Description: 28 PIN, 7 KB FLASH, 352 RAM, 25 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F913-I/SP

• A/d Inputs: 5-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 25
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SPDIP
• Programmable Memory: 7K Bytes
• Ram Size: 256 Bytes
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F917/916/914/913
3.3.3.5
Figure 3-10 shows the diagram for this pin. The
RB4/COM0 pin is configurable to function as one of the
following:
• a general purpose I/O
• an analog output for the LCD
FIGURE 3-10:
DS41250E-page 46
Note 1:
COM0
WR PORTB
WR TRISB
Set RBIF
From other
RB<7:4> pins
Data Bus
RBPU
RB4/COM0
To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit.
(1)
BLOCK DIAGRAM OF RB4/COM0
TRIS Latch
D
D
RD PORTB
Data Latch
RD TRISB
CK
CK
Q
Q
LCDEN
LCDEN
LCDEN
Preliminary
LCDEN
Q
Q
Input Buffer
TTL
EN
EN
D
D
V
P
DD
© 2005 Microchip Technology Inc.
Weak
Pull-up
RD PORTB
F
OSC
V
/4
DD
I/O Pin