PIC16F84A-20E/SO Microchip Technology, PIC16F84A-20E/SO Datasheet - Page 152
PIC16F84A-20E/SO
Manufacturer Part Number
PIC16F84A-20E/SO
Description
IC MCU CMOS 20MHZ 1K FLSH 18SOIC
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F688T-ISL.pdf
(688 pages)
2.PIC16F84A-04P.pdf
(88 pages)
3.PIC16F84A-04P.pdf
(6 pages)
Specifications of PIC16F84A-20E/SO
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Peripherals
POR, WDT
Number Of I /o
13
Program Memory Size
1.75KB (1K x 14)
Program Memory Type
FLASH
Eeprom Size
64 x 8
Ram Size
68 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
External
Operating Temperature
-40°C ~ 125°C
Package / Case
18-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Data Converters
-
Connectivity
-
- Current page: 152 of 688
- Download datasheet (3Mb)
PICmicro MID-RANGE MCU FAMILY
9.8
DS31009A-page 9-12
PORTG and the TRISG Register
PORTG is a digital input only port. Each pin is multiplexed with an LCD segment driver. These
pins have Schmitt Trigger input buffers.
Example 9-7: Initializing PORTG
Figure 9-10: PORTG LCD Block Diagram
LCD Segment Data
LCD Segment Output Enable
LCDSE<n>
Data Bus
RD PORT
RD TRIS
BCF
BSF
BCF
BCF
STATUS, RP0
STATUS, RP1
LCDSE, SE27
LCDSE, SE20
; Select Bank2
;
; Make all PORTG
;
and PORTE<7> digital inputs
V
DD
Q
EN
D
1997 Microchip Technology Inc.
Schmitt
Trigger
input
buffer
Digital Input/
LCD Output pin
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