PIC12C671-04/P Microchip Technology, PIC12C671-04/P Datasheet - Page 149

• Manufacturer Part Number: PIC12C671-04/P
• Description: IC MCU OTP 1KX14 A/D 8DIP
• Manufacturer: Microchip Technology
• Series: PIC® 12Cr

Specifications of PIC12C671-04/P

• Program Memory Type: OTP
• Program Memory Size: 1.75KB (1K x 14)
• Package / Case: 8-DIP (0.300", 7.62mm)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: POR, WDT
• Number Of I /o: 5
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 4x8b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Processor Series: PIC12C
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Maximum Clock Frequency: 4 MHz
• Number Of Programmable I/os: 5
• Number Of Timers: 1
• Operating Supply Voltage: 3 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: ICE2000
• Minimum Operating Temperature: 0 C
• On-chip Adc: 4-ch x 8-bit
• Data Rom Size: 128 B
• Height: 3.3 mm
• Length: 9.27 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 3 V
• Width: 6.35 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: ISPICR1 - ADAPTER IN-CIRCUIT PROGRAMMINGAC124001 - MODULE SKT PROMATEII 8DIP/SOIC
• Eeprom Size: -
• Connectivity: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

9.5
1997 Microchip Technology Inc.
PORTD and the TRISD Register
PORTD is an 8-bit port with Schmitt Trigger input buffers. Each pin is individually configurable as
an input or output.
Example 9-4: Initializing PORTD
Figure 9-7: Typical PORTD Block Diagram (in I/O Port Mode)
Data Bus
WR PORT
WR TRIS
Note: I/O pins have protection diodes to V
RD PORT
CLRF
CLRF
BSF
MOVLW
MOVWF
STATUS
PORTD
STATUS, RP0
0xCF
TRISD
TRIS Latch
Data Latch
D
D
CK
CK
; Bank0
; Initialize PORTD by clearing output
;
; Select Bank1
; Value used to initialize data direction
; PORTD<3:0> = inputs, PORTD<5:4> = outputs
;
Q
Q
Q
Q
RD TRIS
data latches
PORTD<7:6> = inputs
DD
and V
Section 9. I/O Ports
SS
.
Q
EN
D
DS31009A-page 9-9
Schmitt
Trigger
input
buffer
I/O pin
9