MAX7348AEP Maxim Integrated, MAX7348AEP Datasheet - Page 16

• Manufacturer Part Number: MAX7348AEP
• Description: Peripheral Drivers & Components - PCIs Low-EMI Key Switch & Sounder Controller
• Manufacturer: Maxim Integrated

2-Wire Interfaced Low-EMI Key Switch
and Sounder Controllers
Table 10. Autorepeat Register Format
16
Autorepeat is disabled
Autorepeat is enabled
Key-switch autorepeat delay is 8 debounce cycles
Key-switch autorepeat delay is 16 debounce cycles
Key-switch autorepeat delay is 24 debounce cycles
Key-switch autorepeat delay is 32 debounce cycles
Key-switch autorepeat delay is 40 debounce cycles
Key-switch autorepeat delay is 48 debounce cycles
Key-switch autorepeat delay is 56 debounce cycles
Key-switch autorepeat delay is 64 debounce cycles
Key-switch autorepeat delay is 72 debounce cycles
Key-switch autorepeat delay is 80 debounce cycles
Key-switch autorepeat delay is 88 debounce cycles
Key-switch autorepeat delay is 96 debounce cycles
Key-switch autorepeat delay is 104 debounce cycles
Key-switch autorepeat delay is 112 debounce cycles
Key-switch autorepeat delay is 120 debounce cycles
Key-switch autorepeat delay is 128 debounce cycles
Key-switch autorepeat frequency is 4 debounce cycles
Key-switch autorepeat frequency is 8 debounce cycles
Key-switch autorepeat frequency is 12 debounce cycles
Key-switch autorepeat frequency is 16 debounce cycles
Key-switch autorepeat frequency is 20 debounce cycles
Key-switch autorepeat frequency is 24 debounce cycles
Key-switch autorepeat frequency is 28 debounce cycles
Key switch autorepeat frequency is 32 debounce cycles
Power-up default setting
______________________________________________________________________________________
AUTOREPEAT REGISTER
REGISTER
ADDRESS
CODE
(hex)
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
0x02
ENABLE
D7
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
D6
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
0
0
1
1
1
1
0
AUTOREPEAT
AUTOREPEAT
RATE
RATE
D5
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
0
0
1
1
0
REGISTER DATA
D4
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
1
0
1
0
1
0
D3
X
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
X
X
X
X
X
X
X
X
0
AUTOREPEAT DELAY
AUTOREPEAT DELAY
D2
X
X
X
X
X
X
X
X
X
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
D1
X
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
X
X
X
X
X
X
X
X
0
D0
X
X
X
X
X
X
X
X
X
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0