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PCF2119X Datasheet(PDF) 83 Page - NXP Semiconductors

Part # PCF2119X
Description  LCD controllers/drivers Single-chip LCD controller and driver
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
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PCF2119X Datasheet(HTML) 83 Page - NXP Semiconductors

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NXP Semiconductors
PCF2119x
LCD controllers/drivers
© NXP B.V. 2011.
All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
Date of release: 14 April 2011
Document identifier: PCF2119X
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
25. Contents
1
General description . . . . . . . . . . . . . . . . . . . . . . 1
2
Features and benefits . . . . . . . . . . . . . . . . . . . . 1
3
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
4
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
5
Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
6
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 4
7
Pinning information . . . . . . . . . . . . . . . . . . . . . . 5
7.1
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
7.2
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 6
8
Functional description . . . . . . . . . . . . . . . . . . . 8
8.1
Oscillator and timing generator. . . . . . . . . . . . . 8
8.1.1
Timing generator. . . . . . . . . . . . . . . . . . . . . . . . 8
8.1.2
Internal clock . . . . . . . . . . . . . . . . . . . . . . . . . . 8
8.1.3
External clock . . . . . . . . . . . . . . . . . . . . . . . . . . 8
8.2
Reset function and Power-On Reset (POR) . . . 8
8.3
Power-down mode . . . . . . . . . . . . . . . . . . . . . . 9
8.4
LCD supply voltage generator . . . . . . . . . . . . 10
8.4.1
Programming ranges . . . . . . . . . . . . . . . . . . . 10
8.5
LCD bias voltage generator . . . . . . . . . . . . . . 11
8.5.1
Electro-optical performance . . . . . . . . . . . . . . 12
8.6
LCD row and column drivers . . . . . . . . . . . . . 13
9
Display data RAM and ROM . . . . . . . . . . . . . . 17
9.1
DDRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
9.2
CGROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
9.3
CGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
9.4
Cursor control circuit. . . . . . . . . . . . . . . . . . . . 26
10
Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
10.1
Data register . . . . . . . . . . . . . . . . . . . . . . . . . . 28
10.2
Instruction register . . . . . . . . . . . . . . . . . . . . . 28
10.2.1
Basic instructions (bit H = 0 or 1) . . . . . . . . . . 30
10.2.1.1
Function_set . . . . . . . . . . . . . . . . . . . . . . . . . . 30
10.2.1.2
BF_AC instructions . . . . . . . . . . . . . . . . . . . . . 30
10.2.1.3
Read_data . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
10.2.1.4
Write_data . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
10.2.2
Standard instructions (bit H = 0) . . . . . . . . . . . 32
10.2.2.1
Clear_display . . . . . . . . . . . . . . . . . . . . . . . . . 32
10.2.2.2
Return_home . . . . . . . . . . . . . . . . . . . . . . . . . 32
10.2.2.3
Entry_mode_set . . . . . . . . . . . . . . . . . . . . . . . 33
10.2.2.4
Display_ctl instructions . . . . . . . . . . . . . . . . . . 33
10.2.2.5
Curs_disp_shift . . . . . . . . . . . . . . . . . . . . . . . . 34
10.2.2.6
Set_CGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . 35
10.2.2.7
Set_DDRAM . . . . . . . . . . . . . . . . . . . . . . . . . . 35
10.2.3
Extended instructions (bit H = 1) . . . . . . . . . . 36
10.2.3.1
Screen_conf . . . . . . . . . . . . . . . . . . . . . . . . . . 36
10.2.3.2
Disp_conf . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
10.2.3.3
Icon_ctl . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
10.2.3.4
Temp_ctl. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
10.2.3.5
HV_gen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
10.2.3.6
VLCD_set. . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
11
Basic architecture . . . . . . . . . . . . . . . . . . . . . . 42
11.1
Parallel interface . . . . . . . . . . . . . . . . . . . . . . 42
11.2
I2C-bus interface . . . . . . . . . . . . . . . . . . . . . . 44
11.2.1
I2C-bus protocol . . . . . . . . . . . . . . . . . . . . . . . 45
11.2.2
I2C-bus definitions . . . . . . . . . . . . . . . . . . . . . 45
12
Internal circuitry . . . . . . . . . . . . . . . . . . . . . . . 48
13
Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 49
14
Static characteristics . . . . . . . . . . . . . . . . . . . 50
15
Dynamic characteristics. . . . . . . . . . . . . . . . . 52
16
Application information . . . . . . . . . . . . . . . . . 55
16.1
General application information . . . . . . . . . . . 55
16.2
Power supply connections for internal
VLCD generation . . . . . . . . . . . . . . . . . . . . . . . 55
16.3
Power supply connections for external
VLCD generation . . . . . . . . . . . . . . . . . . . . . . . 56
16.4
Information about VLCD connections . . . . . . . 56
16.5
Reducing current consumption . . . . . . . . . . . 56
16.6
Charge pump characteristics . . . . . . . . . . . . . 57
16.7
Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
16.8
Connections with LCD modules . . . . . . . . . . . 60
16.9
4-bit operation, 1-line display using
external reset . . . . . . . . . . . . . . . . . . . . . . . . . 61
16.10
8-bit operation, 1-line display using
external reset . . . . . . . . . . . . . . . . . . . . . . . . . 61
16.11
8-bit operation, 2-line display . . . . . . . . . . . . . 64
16.12
I2C-bus operation, 1-line display . . . . . . . . . . 65
16.13
Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . 67
16.14
User defined characters and symbols . . . . . . 69
17
Bare die outline . . . . . . . . . . . . . . . . . . . . . . . . 71
18
Handling information . . . . . . . . . . . . . . . . . . . 76
19
Packing information . . . . . . . . . . . . . . . . . . . . 77
20
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . 79
21
References. . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
22
Revision history . . . . . . . . . . . . . . . . . . . . . . . 80
23
Legal information . . . . . . . . . . . . . . . . . . . . . . 81
23.1
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 81
23.2
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
23.3
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . 81
23.4
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 82
24
Contact information . . . . . . . . . . . . . . . . . . . . 82
25
Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83


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