PIC16F914-E/P Microchip Technology, PIC16F914-E/P Datasheet - Page 62

• Manufacturer Part Number: PIC16F914-E/P
• Description: IC PIC MCU FLASH 4KX14 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F914-E/P

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 35
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SSP, I2C, AUSART, SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 35
• Number Of Timers: 2
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DV164120, DM163029
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8
• For Use With: DM163029 - BOARD PICDEM FOR MECHATRONICSDVA18XP400 - DEVICE ADAPTER 18F4220 PDIP 40LD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC16F913/914/916/917/946
3.4.3.8
Figure 3-13 shows the diagram for this pin. The RB7
pin is configurable to function as one of the following:
• a general purpose I/O
• an In-Circuit Serial Programming™ I/O
• an ICD data I/O
• an analog output for the LCD
FIGURE 3-13:
DS41250F-page 60
Interrupt-on-
Change
Write ‘0’ to RBIF
RB7/ICSPDAT/ICDDAT/SEG13
ICSPDAT/ICDDAT
SEG13
PORT/Program Mode/ICD
Q
BLOCK DIAGRAM OF RB7
R
PGD DRVEN
S
WR PORTB
WR TRISB
RD PORTB
RD TRISB
Data Bus
Set RBIF
WR IOC
RD IOC
From other
RB<7:4> pins
ICSPDAT
Schmitt Trigger
SE13 and LCDEN
TRIS Latch
D
D
Data Latch
CK
CK
D
RBPU
CK
Q
Q
Q
Q
Program Mode or ICD Mode or (SE13 and LCDEN)
SE13 and LCDEN
Mode/ICD
Program
0
1
SE13 and LCDEN
1
0
Q
Q
Input Buffer
TTL
EN
EN
D
D
© 2007 Microchip Technology Inc.
V
P
DD
RD PORTB
Weak
Pull-up
Q1
V
V
DD
SS
I/O Pin