CY8C20121 CYPRESS [Cypress Semiconductor], CY8C20121 Datasheet - Page 10

• Manufacturer Part Number: CY8C20121
• Description: CapSense Express-One Button and Two Button Capacitive Controllers
• Manufacturer: CYPRESS [Cypress Semiconductor]

7.3 DIG_ENABLE
GPO_ENABLE: 08h
(Writable only in Setup mode)
This register is used to enable DIG (Digital) outputs. If DIG output is enabled, the strong drive mode register (11h) should also be set.
If DIG output is disabled the drive mode of these pins is High Z.
7.4 SET_STRONG_DM
SET_STRONG_DM: 11h
(Writable only in Setup mode)
This register sets strong drive mode for DIG (Digital) outputs. To set strong drive mode the pin should be enabled as GP output.
Document Number: 001-53516 Rev. **
Bit
1:0
Bit
1:0
Access: FD
Access: FD
Access: FD
Access: FD
1 Button
Bit Name
2 Button
Bit Name
1 Button
Bit Name
2 Button
Bit Name
Select DIG Output Register
Sets Strong Drive Mode for DIG Outputs.
Name
DIG [1:0]
Name
DM [1:0]
7
7
7
7
6
6
6
6
5
5
5
5
PRELIMINARY
Description
These bits are used to enable DIG outputs.
0
1
Description
These bits are used to set the strong drive mode to DIG outputs.
0
1
4
4
4
4
Strong drive mode not set
Strong drive mode set
Disable DIG output
Enable DIG output
3
3
3
3
2
2
2
2
CY8C20111, CY8C20121
1
1
1
1
DIG [1:0]
DM [1:0]
RW:03
RW:03
RW:01
DIG[0]
RW:01
DM [0]
0
0
0
0
Page 10 of 34
[+] Feedback