PIC16F913-I/SP Microchip Technology Inc., PIC16F913-I/SP Datasheet - Page 49

• 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

3.3.3.6
Figure 3-11 shows the diagram for this pin. The
RB5/COM1 pin is configurable to function as one of the
following:
• a general purpose I/O
• an analog output for the LCD
FIGURE 3-11:
© 2005 Microchip Technology Inc.
Note 1:
WR PORTB
COM1
WR TRISB
Set RBIF
RB5/COM1
From other
RB<7:4> pins
Data Bus
RBPU
To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit.
(1)
BLOCK DIAGRAM OF RB5/COM1
TRIS Latch
D
Data Latch
D
RD PORTB
RD TRISB
CK
CK
LCDEN and LMUX<1:0>
Q
Q
LCDEN and LMUX<1:0>
LMUX<1:0>
LCDEN and
LCDEN and LMUX<1:0>
Preliminary
PIC16F917/916/914/913
00
00
00
Q
Q
Input Buffer
00
TTL
EN
EN
D
D
V
P
DD
Weak
Pull-up
RD PORTB
F
OSC
V
DD
DS41250E-page 47
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I/O Pin