PCF2114 Просмотр технического описания (PDF) - Philips Electronics
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Компоненты Описание
производитель
PCF2114 Datasheet PDF : 64 Pages
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Philips Semiconductors
LCD controller/drivers
Product specification
PCF2116 family
CONTENTS
9.3
9.4
1
FEATURES
9.5
2
APPLICATIONS
9.6
3
GENERAL DESCRIPTION
9.7
9.8
3.1
Packages
9.9
4
ORDERING INFORMATION
9.10
5
BLOCK DIAGRAM
9.11
6
PINNING
10
7
PIN FUNCTIONS
11
7.1
RS: register select (parallel control)
7.2
R/W: read/write (parallel control)
7.3
E: data bus clock
11.1
7.4
DB0 to DB7: data bus
11.2
7.5
C1 to C60: column driver outputs
11.3
7.6
R1 to R32: row driver outputs
11.4
7.7
VLCD: LCD power supply
11.5
7.8
V0: VLCD control input
11.6
7.9
OSC: oscillator
12
7.10
SCL: serial clock line
13
7.11
SDA: serial data line
7.12
SA0: address pin
14
7.13
T1: test pad
15
8
FUNCTIONAL DESCRIPTION
16
8.1
LCD supply voltage generator, PCF2114x and 17
PCF2116x
18
8.2
8.3
LCD supply voltage generator, PCF2116K
Character generator ROM (CGROM)
18.1
8.4
LCD bias voltage generator
8.5
Oscillator
18.2
8.6
External clock
8.7
Power-on reset
8.8
Registers
8.9
Busy Flag
18.3
18.4
18.5
8.10
Address Counter (AC)
19
8.11
Display data RAM (DDRAM)
20
8.12
Character generator ROM (CGROM)
21
8.13
Character generator RAM (CGRAM)
8.14
Cursor control circuit
22
8.15
Timing generator
23
8.16
LCD row and column drivers
24
8.17
Programming MUX 1 : 16 displays with the
PCF2114x
8.18
Programming MUX 1 : 32 displays with the
PCF2114x
8.19
Reset function
9
INSTRUCTIONS
9.1
Clear display
9.2
Return home
1997 Apr 07
2
Entry mode set
Display on/off control
Cursor/display shift
Function set
Set CGRAM address
Set DDRAM address
Read busy flag and address
Write data to CGRAM or DDRAM
Read data from CGRAM or DDRAM
INTERFACE TO MICROCONTROLLER
(PARALLEL INTERFACE)
INTERFACE TO MICROCONTROLLER
(I2C-BUS INTERFACE)
Characteristics of the I2C-bus
Bit transfer
START and STOP conditions
System configuration
Acknowledge
I2C-bus protocol
LIMITING VALUES
HANDLING
DC CHARACTERISTICS
DC CHARACTERISTICS (PCF2116K)
AC CHARACTERISTICS
TIMING CHARACTERISTICS
APPLICATION INFORMATION
8-bit operation, 1-line display using internal
reset
4-bit operation, 1-line display using internal
reset
8-bit operation, 2-line display
I2C operation, 1-line display
Initializing by instruction
BONDING PAD LOCATIONS
PACKAGE OUTLINE
SOLDERING
DEFINITIONS
LIFE SUPPORT APPLICATIONS
PURCHASE OF PHILIPS I2C COMPONENTS
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