MAX7360 Maxim, MAX7360 Datasheet - Page 28

• Manufacturer Part Number: MAX7360
• Description: The MAX7360 I²C-interfaced peripheral provides microprocessors with management of up to 64 key switches, with an additional eight LED drivers/GPIOs that feature constant-current, PWM intensity control, and rotary switch control options
• Manufacturer: Maxim

I
Driver/GPIOs with Integrated ESD Protection
Table 21. I
Table 22. GPIO Input Register (0x49) (Read Only)
Table 23. Rotary Switch Count Register (0x4A) (Read Only)
28
Cycle count in two’s complement (see the
Rotary Switch Configuration Register (0x46)
section)
REGISTER
REGISTER
2
D[7:1]
C-Interfaced Key-Switch Controller and LED
_____________________________________________________________________________________
BIT
BIT
D0
D7
D6
D5
D4
D3
D2
D1
D0
REGISTER DESCRIPTION
2
DESCRIPTION
I
DESCRIPTION
C Timeout Flag Register (0x48) (Read Only)
2
C timeout flag
Reserved
PORT7
PORT6
PORT5
PORT4
PORT3
PORT2
PORT1
PORT0
0000000
VALUE
VALUE
0
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
Port is input low
Port is input high
Port is input low
Port is input high
Port is input low
Port is input high
Port is input low
Port is input high
Port is input low
Port is input high
Port is input low
—
No I
I
zero when a read is performed on this register. I
be enabled for this function to work (see Table 8).
Port is input high
Port is input low
Port is input high
Port is input low
Port is input high
2
C timeout has occurred since last read or POR. This bit is reset to
2
C timeout has occurred since last read or POR
D7
X
D6
X
D5
X
FUNCTION
FUNCTION
REGISTER DATA
CYCLE COUNT
D4
X
D3
X
2
C timeouts must
D2
X
D1
X
DEFAULT
DEFAULT
0000000
VALUE
VALUE
0
1
1
1
1
1
1
1
1
D0
X