Manual

MAX11041/MAX11042
Wired Remote Controllers
R
SENSE
C
SENSE
FORCE
10kΩ
10nF
SENSE
HOLD
SWITCH
WIRED REMOTE CONTROLLER
R
JACK
TO
AUDIO
CIRCUIT
JACK/PLUG
CONNECTION
R
SW0
R
SW1
R
SW30
MAX11041
MAX11042
Figure 2. Recommended FORCE and SENSE Configuration
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BITS READ/WRITE POWER-UP STATE DESCRIPTION
C7 R/W 1
0 = FORCE is high-impedance
1 = FORCE is not high-impedance (normal operation)
C6 R/W 0
0 = Normal operation
1 = Power-down state, full reset
C5 R 1
1 = FIFO is empty
0 = FIFO is not empty
C4–C0 — Not used Reading/writing has no effect
Table 1. Control Register
FIFO DATA BIT NAMES
Keypress type (MAX11041) K2 K1 K0 X X X X X
Keypress type (MAX11042) K7 K6 K5 K4 K3 K2 K1 K0
Keypress duration OF T6 T5 T4 T3 T2 T1 T0
Table 2. FIFO Data Format
X = Don’t care.