PIC16LC923-04I/L Microchip Technology, PIC16LC923-04I/L Datasheet - Page 100
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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
PIC16C9XX
13.4.1
The LCDSE register is used to select the pin function
for groups of pins. The selection allows each group of
pins to operate as either LCD drivers or digital only
pins. To configure the pins as a digital port, the corre-
sponding bits in the LCDSE register must be cleared.
trols the data direction. Any bit set in the LCDSE regis-
ter overrides any bit settings in the corresponding TRIS
register.
FIGURE 13-12:LCDSE REGISTER (ADDRESS 10Dh)
DS30444E - page 100
If the pin is a digital I/O the corresponding TRIS bit con-
bit7
bit 7:
bit 6:
bit 5:
bit 4:
bit 3:
bit 2:
bit 1:
bit 0:
Note 1: On a Power-on Reset these pins are con-
Note 2: The LMUX1:LMUX0 takes precedence
R/W-1
SE29
SEGMENT ENABLES
SE29: Pin function select
1 = pins have LCD drive function
0 = pins have digital Input function
The LMUX1:LMUX0 setting takes precedence over the LCDSE register.
SE27: Pin function select
1 = pins have LCD drive function
0 = pins have digital Input function
SE20: Pin function select
1 = pins have LCD drive function
0 = pins have digital Input function
SE16: Pin function select
1 = pins have LCD drive function
0 = pins have digital Input function
SE12: Pin function select
1 = pins have LCD drive function
0 = pins have digital Input function
SE9: Pin function select
1 = pins have LCD drive function
0 = pins have digital Input function
SE5: Pin function select
1 = pins have LCD drive function
0 = pins have digital Input function
SE0: Pin function select
1 = pins have LCD drive function
0 = pins have digital I/O function
figured as LCD drivers.
over the LCDSE bit settings for pins RD7,
RD6 and RD5.
R/W-1
SE27
R/W-1
SE20
R/W-1
SE16
RD7/COM1/SEG31 - RD5/COM3/SEG29
RG7/SEG28 and RE7/SEG27
RG6/SEG26 - RG0/SEG20
RF7/SEG19 - RF4/SEG16
RF3/SEG15 - RF0/SEG12
RE6/SEG11 - RE4/SEG09
RE3/SEG08 - RE0/SEG05
RD4/SEG04 - RD0/SEG00
R/W-1
SE12
R/W-1
SE9
EXAMPLE 13-1: STATIC MUX WITH 32
EXAMPLE 13-2: 1/3 MUX WITH 13
R/W-1
BCF
BSF
BCF
BCF
MOVLW 0xFF
MOVWF LCDSE
. . .
BCF
BSF
BSF
BCF
MOVLW 0x87
MOVWF LCDSE
. . .
SE5
STATUS,RP0
STATUS,RP1
LCDCON,LMUX1 ;Select Static MUX
LCDCON,LMUX0 ;
STATUS,RP0
STATUS,RP1
LCDCON,LMUX1 ;Select 1/3 MUX
LCDCON,LMUX0 ;
bit0
R/W-1
SE0
SEGMENTS
SEGMENTS
R =Readable bit
W =Writable bit
U =Unimplemented bit,
Read as ‘0’
-n =Value at POR reset
;Select Bank 2
;
;Make PortD,E,F,G
;LCD pins
;configure rest of LCD
;Select Bank 2
;
;Make PORTD<7:0> &
;PORTE<6:0> LCD pins
;configure rest of LCD
1997 Microchip Technology Inc.