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PDF NT1080 Data sheet ( Hoja de datos )
| Número de pieza | NT1080 | |
| Descripción | Touch the Series 8-bit Microcontroller | |
| Fabricantes | nuvoton | |
| Logotipo |  |
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NT1080
8-bit Microcontroller
Nuvoton Touch Key Series
NT1080
Datasheet
The information described in this document is the exclusive intellectual property of
Nuvoton Technology Corporation and shall not be reproduced without permission from Nuvoton.
Nuvoton is providing this document only for reference purposes of NuMicro microcontroller based
system design. Nuvoton assumes no responsibility for errors or omissions.
All data and specifications are subject to change without notice.
For additional information or questions, please contact: Nuvoton Technology Corporation.
www.nuvoton.com
Oct 26, 2015
Page 1 of 22
Rev 1.0
1 page  
2 FEATURES
Support 8 capacitive touch keys and 8 corresponding output channels
Output modes:
GPIO
I²C
Water resistant or water-droplet operation
Operating at water resistant without error operation
Key lock function
Resist electromagnetic immunity
Resist mobile phone electromagnetic immunity
Resist 5W walky-talky electromagnetic immunity (> 2 cm)
Multiple touch key output selection
Single touch key/ multi-keys function selectable
Toggle function
Low active/high active output
Key lock function
I²C parameter settings
Touch key trigger level for each key
Touch key de-bounce for each key
Auto calibration interval
Operating voltage: 2.4V~5.5V
Operating current: 1.8mA~2.3mA
Operating temperature: -40℃~85℃
Touch key response time: 32 ms
NT1080
Oct 26, 2015
Page 5 of 22
Rev 1.0
5 Page 
NT1080
6 I2C DATA DEFINITION
6.1 Memory Address
Table 6-1 shows the memory address of I2C starting from 0x00~0x4F with specific function on each
address.
R: Read only, R/W: Read / Write, (B)R: Must be set “Build” bit, and user can read only.
(B)R/W: Must be set to “Build” bit, and user can read and write.
Address
R/W Description
Default
0x00
R Product no.
0x81
0x01
R Shows how many buttons supported.
0x08
0x02
0x03
R Version no.
R/W I2C Device address
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
0x31
0x60
A7 A6 A5 A4 A3 A2 A1
0
0x04
R/W
System control
Bit7 Bit6 Bit5 Bit4 Bit3
Bit2
Bit1 Bit0
Reset X X X Auto Calibrate X Build
0x08
0x06
R/W Output mode
Bit7 Bit6
Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
Multi Toggle Act- 0 Lock En- 0
High
Any
0
0x00
0x07
(B)R/W Sense pin Enable
Bit7 Bit6 Bit5
Sen8 Sen7 Sen6
Bit4
Sen5
Bit3
Sen4
Bit2
Sen3
Bit1
Sen2
Bit0
Sen1
0xFF
0x0C
0x0D
0x0E
0x0F
0x10
(B)R/W De-Bounce (Range: 1~7)
(B)R/W Plus Times (Range: 15~127)
(B)R/W Sensor Cycle (Range: 3~15)
(B)R/W Calibration Delay (Range: 7~63)
R Status
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
Any-
B-
000000
Act Change
0x03
0x32
0x07
0x32
0x00
Oct 26, 2015
Page 11 of 22
Rev 1.0
11 Page | ||
| Páginas | Total 22 Páginas | |
| PDF Descargar | [ Datasheet NT1080.PDF ] | |
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