PIC16LC923-04I/L Microchip Technology, PIC16LC923-04I/L Datasheet - Page 39
![IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,LDCC,68PIN,PLASTIC](/photos/12/13/121323/c04-049_l_sml.jpg)
PIC16LC923-04I/L
Manufacturer Part Number
PIC16LC923-04I/L
Description
IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,LDCC,68PIN,PLASTIC
Manufacturer
Microchip Technology
Series
PIC® 16Cr
Datasheet
1.PIC16C923-04L.pdf
(189 pages)
Specifications of PIC16LC923-04I/L
Rohs Compliant
YES
Core Processor
PIC
Core Size
8-Bit
Speed
4MHz
Connectivity
I²C, SPI
Peripherals
LCD, POR, PWM, WDT
Number Of I /o
25
Program Memory Size
7KB (4K x 14)
Program Memory Type
OTP
Ram Size
176 x 8
Voltage - Supply (vcc/vdd)
2.5 V ~ 6 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
68-PLCC
Processor Series
PIC16LC
Core
PIC
Data Bus Width
8 bit
Data Ram Size
176 B
Interface Type
I2C, SPI
Maximum Clock Frequency
8 MHz
Number Of Programmable I/os
25
Number Of Timers
3
Operating Supply Voltage
2.5 V to 6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
52715-96, 52716-328, 52717-734
Development Tools By Supplier
ICE2000
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC16LC923-04I/L
Manufacturer:
Microchip Technology
Quantity:
10 000
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5.6
PORTF is an digital input only port. Each pin is multi-
plexed with an LCD segment driver. These pins have
Schmitt Trigger input buffers.
EXAMPLE 5-6:
TABLE 5-11: PORTF FUNCTIONS
TABLE 5-12: SUMMARY OF REGISTERS ASSOCIATED WITH PORTF
Name
RF0/SEG12
RF1/SEG13
RF2/SEG14
RF3/SEG15
RF4/SEG16
RF5/SEG17
RF6/SEG18
RF7/SEG19
Legend: ST = Schmitt Trigger input
Address Name
107h
187h
10Dh
Legend: Shaded cells are not used by PORTF.
1997 Microchip Technology Inc.
BCF STATUS,RP0
BSF STATUS,RP1
BCF LCDSE,SE16
BCF LCDSE,SE12
Note 1: On a Power-on Reset these pins are con-
Note 2: To configure the pins as a digital port, the
PORTF and TRISF Register
PORTF
TRISF
LCDSE
figured as LCD segment drivers.
corresponding bits in the LCDSE register
must be cleared. Any bit set in the LCDSE
register overrides any bit settings in the
corresponding TRIS register.
INITIALIZING PORTF
PORTF Data Direction Control Register
Bit#
bit0
bit1
bit2
bit3
bit4
bit5
bit6
bit7
SE29
Bit 7
RF7
;Select Bank2
;
;Make all PORTF
;digital inputs
Buffer Type
SE27
Bit 6
RF6
ST
ST
ST
ST
ST
ST
ST
ST
SE20
Bit 5
RF5
Digital input or Segment Driver12
Digital input or Segment Driver13
Digital input or Segment Driver14
Digital input or Segment Driver15
Digital input or Segment Driver16
Digital input or Segment Driver17
Digital input or Segment Driver18
Digital input or Segment Driver19
SE16
Bit 4
RF4
SE12
Bit 3
RF3
FIGURE 5-9: PORTF BLOCK DIAGRAM
Data Bus
RD PORT
RD TRIS
Bit 2
RF2
SE9
LCD Common
Output Enable
LCD Segment
Output Enable
LCD
Common Data
LCDSE<n>
LCD
Segment Data
Bit 1
RF1
SE5
Function
Bit 0
RF0
SE0
V
DD
PIC16C9XX
Q
EN
0000 0000
1111 1111
1111 1111
Power-on
Value on
EN
D
Reset
DS30444E - page 39
Digital Input/
LCD Output pin
Schmitt
Trigger
input
buffer
other resets
Value on all
0000 0000
1111 1111
1111 1111
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