Moteur de recherche de fiches techniques de composants électroniques
  French  ▼
ALLDATASHEET.FR

X  

Preview PDF HTML

QST508AH0 Fiches technique(PDF) 21 Page - STMicroelectronics

No de pièce QST508AH0
Description  Capacitive touch sensor device 8 keys with individual key state outputs or I2C interface
PDF  51 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

QST508AH0 Fiches technique(HTML) 21 Page - STMicroelectronics

Back Button QST508AH0 Datasheet HTML 17Page - STMicroelectronics QST508AH0 Datasheet HTML 18Page - STMicroelectronics QST508AH0 Datasheet HTML 19Page - STMicroelectronics QST508AH0 Datasheet HTML 20Page - STMicroelectronics QST508AH0 Datasheet HTML 21Page - STMicroelectronics QST508AH0 Datasheet HTML 22Page - STMicroelectronics QST508AH0 Datasheet HTML 23Page - STMicroelectronics QST508AH0 Datasheet HTML 24Page - STMicroelectronics QST508AH0 Datasheet HTML 25Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 21 / 51 page
background image
QST108
Device operating modes
21/51
4.6.5
I2C address selection
The QST108 slave address is programmable using the option resistors mapped on pins
OPT2 to OPT4 (see Table 9).
4.7
Supported commands
Table 10 lists the supported I²C commands and available arguments.
Note:
For more information on the supported commands and I2C protocol, please refer to the QST
standard communication protocol reference manual.
Table 9.
I²C address versus option resistor
Option configuration
I2C Address
OPT4
OPT3
OPT2
ADD[6:3]
ADD2
ADD1
ADD0
Hex value
VSS
VSS
VSS
0101
0
0
0
0x28
VSS
VSS
VDD
0
0
1
0x29
VSS
VDD
VSS
0
1
0
0x2A
VSS
VDD
VDD
0
1
1
0x2B
VDD
VSS
VSS
1
0
0
0x2C
VDD
VSS
VDD
1
0
1
0x2D
VDD
VDD
VSS
1
1
0
0x2E
VDD
VDD
VDD
1
1
1
0x2F
Table 10.
Supported commands
I2C commands
Description
CALIBRATE_KEY (All keys)
Write
0x98
Forces the recalibration of all keys.
ErrCode: Standard Error code (see Table 11)
Read
ErrCode
CALIBRATE_KEY (Single key)
Write
0x9B KeyID Checksum
Forces the recalibration of a single key.
KeyId: Binary-coded key number (see Table 14)
ErrCode: Standard Error code (see Table 11)
Read
ErrCode
GET_DEBUG_INFO
Write
0xF7 KeyID Checksum
Returns the debug info of the single KeyID channel.
KeyDbgState: Current Key Debug state (see Table 19)
RefMSB: Reference Count MSB
RefLSB: Reference Count LSB
BCMSB: Burst Count MSB
BCLSB: Burst Count LSB
Read
0x0B KeyDbgState
RefMSB RefLSB
BCMSB BCLSB
Checksum



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51


Fiches technique Télécharger

Go To PDF Page


Lien URL



ALLDATASHEET vous a-t-il été utile ?  [ DONATE ] 

À propos de Alldatasheet   |   Publicité   |   Contactez-nous   |   Politique de confidentialité   |   Lien vers la fiche technique    |   Echange de liens   |   Fabricants
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com