MAX7360 Maxim, MAX7360 Datasheet - Page 9

• 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

Table 1. Register Address Map and Power-Up Condition
ADDRESS
CODE
(hex)
0x4A
0x5A
0x5B
0x5C
0x5D
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x40
0x41
0x42
0x43
0x44
0x45
0x46
0x48
0x49
0x50
0x51
0x52
0x53
0x54
0x55
0x56
0x57
0x58
0x59
0x5E
0x5F
I
2
Driver/GPIOs with Integrated ESD Protection
C-Interfaced Key-Switch Controller and LED
Read only
Read only
Read only
Read only
WRITE
READ/
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
_______________________________________________________________________________________
VALUE (hex)
POWER-UP
0x0A
0xC0
0x3F
0xFF
0x00
0xFE
0x00
0x07
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0xFF
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
PORT5 configuration
PORT6 configuration
PORT7 configuration
PORT0 configuration
PORT1 configuration
PORT2 configuration
PORT3 configuration
PORT4 configuration
Rotary switch count
GPIO input register
GPIO output mode
Rotary switch con-
GPIO global con-
GPIO debounce
GPIO constant-
I
Common PWM
current setting
2
Configuration
GPIO control
PORT0 PWM
PORT1 PWM
PORT2 PWM
PORT3 PWM
PORT4 PWM
PORT5 PWM
PORT6 PWM
PORT7 PWM
C timeout flag
REGISTER
FUNCTION
Key repeat
Keys FIFO
Debounce
figuration
figuration
Interrupt
Sleep
GPO
Read FIFO key-scan data out
Power-down, key-release enable, autowakeup, and I
out enable
Key debounce time settling and GPO enable
Key-switch interrupt INTK frequency setting
COL2–COL7 and INTK GPO control
Delay and frequency for key repeat
Idle time to autosleep
Rotary switch, GPIO standby, GPIO reset, fade
PORT0–PORT7 input/output control
PORT0–PORT7 debounce time setting
PORT0–PORT7 constant-current output setting
PORT0–PORT7 output mode control
Common PWM duty-cycle setting
Rotary switch interrupt frequency and debounce time setting
I
PORT0–PORT7 input values
Switch cycles since last read
PORT0 individual duty-cycle setting
PORT1 individual duty-cycle setting
PORT2 individual duty-cycle setting
PORT3 individual duty-cycle setting
PORT4 individual duty-cycle setting
PORT5 individual duty-cycle setting
PORT6 individual duty-cycle setting
PORT7 individual duty-cycle setting
PORT0 interrupt, PWM mode control and blink period setting
PORT1 interrupt, PWM mode control and blink period setting
PORT2 interrupt, PWM mode control and blink period setting
PORT3 interrupt, PWM mode control and blink period setting
PORT4 interrupt, PWM mode control and blink period setting
PORT5 interrupt, PWM mode control and blink period setting
PORT6 interrupt, PWM mode control and blink period setting
PORT7 interrupt, PWM mode control and blink period setting
2
C timeout since last POR
DESCRIPTION
2
C time-
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