QST608 ST Microelectronics, QST608 Datasheet - Page 22

• Manufacturer Part Number: QST608
• Description: Capacitive touch sensor device
• Manufacturer: ST Microelectronics

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Device operating mode
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GPO state description
Table 10.
GPOState
AKS group mode description
Table 11.
AKSGrpnMode
AKS group selection description
Table 12.
Grpx
AKSGrp8
Mode
Grp8
Bit 7
Bit 7
Bit 7
Defines the state of the selected general-purpose output pin. For more information, see
Section 4.5: General-purpose outputs on page
Defines the type of AKS for the Group n:
The selected key is a member of AKS Group x.
0
0: GPO state is ‘0’
1: GPO state is ‘1’
0: Locking AKS
1: Unlocking AKS
GPOState
AKSGrpnMode
AKSGrp7
KeynGrp
First key pressed within the group locks out all other keys.
Most heavily pressed key (highest signal level) is selected over all other
keys in the group.
Mode
Bit 6
Bit 6
Bit 6
Grp7
0
AKSGrp6
Mode
Grp6
Bit 5
Bit 5
Bit 5
0
AKSGrp5
GPO 5
Mode
Bit 4
state
Bit 4
Bit 4
Grp5
AKSGrp4
GPO 4
Mode
Grp4
Bit 3
state
Bit 3
Bit 3
15.
AKSGrp3
GPO 3
Mode
Grp3
Bit 2
state
Bit 2
Bit 2
AKSGrp2
GPO 2
Mode
Bit 1
state
Bit 1
Bit 1
Grp2
AKSGrp1
GPO 1
QST608
Mode
Grp1
Bit 0
state
Bit 0
Bit 0