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MAX7360ETL

I2C-Interfaced Key-Switch Controller and LED Driver/GPIOs with Integrated ESD Protection

Maxim Integrated 

I2C-Interfaced Key-Switch Controller and LED

Driver/GPIOs with Integrated ESD Protection

Table 1. Register Address Map and Power-Up Condition

ADDRESS

CODE

(hex)

0x00

0x01

0x02

0x03

0x04

0x05

0x06

0x40

0x41

0x42

0x43

0x44

0x45

0x46

0x48

0x49

0x4A

0x50

0x51

0x52

0x53

0x54

0x55

0x56

0x57

0x58

0x59

0x5A

0x5B

0x5C

0x5D

0x5E

0x5F

READ/

WRITE

Read only

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

Read only

Read only

Read only

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

POWER-UP

VALUE (hex)

0x3F

0x0A

0xFF

0x00

0xFE

0x00

0x07

0x00

0x00

0x00

0xC0

0x00

0x00

0x00

0x00

0xFF

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x00

REGISTER

FUNCTION

Keys FIFO

Configuration

Debounce

Interrupt

GPO

Key repeat

Sleep

GPIO global con-

figuration

GPIO control

GPIO debounce

GPIO constant-

current setting

GPIO output mode

Common PWM

Rotary switch con-

figuration

I2C timeout flag

GPIO input register

Rotary switch count

PORT0 PWM

PORT1 PWM

PORT2 PWM

PORT3 PWM

PORT4 PWM

PORT5 PWM

PORT6 PWM

PORT7 PWM

PORT0 configuration

PORT1 configuration

PORT2 configuration

PORT3 configuration

PORT4 configuration

PORT5 configuration

PORT6 configuration

PORT7 configuration

DESCRIPTION

Read FIFO key-scan data out

Power-down, key-release enable, autowakeup, and I2C time-

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

I2C timeout since last POR

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

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