L6482 datasheet(56/73 Pages) STMICROELECTRONICS

56 / 73 page

Programming manual

L6482

56/73

Doc ID 023768 Rev 2

The SW_MODE bit sets the external switch to act as HardStop interrupt or not:

Table 35.

Oscillator management

EXT_CLK

OSC_SEL[2..0]

Clock source

OSCIN

OSCOUT

000

Internal oscillator: 16 MHz

Unused

001

010

011

Internal oscillator: 16 MHz

Unused

Supplies a 2-MHz

clock

Internal oscillator: 16 MHz

Unused

Supplies a 4-MHz

clock

Internal oscillator: 16 MHz

Unused

Supplies an 8-MHz

clock

Internal oscillator: 16 MHz

Unused

Supplies a 16-MHz

clock

100

External crystal or

resonator: 8 MHz

Crystal/resonator

driving

Crystal/resonator

driving

101

External crystal or

resonator: 16 MHz

Crystal/resonator

driving

Crystal/resonator

driving

110

External crystal or

resonator: 24 MHz

Crystal/resonator

driving

Crystal/resonator

driving

111

External crystal or

resonator: 32 MHz

Crystal/resonator

driving

Crystal/resonator

driving

100

Ext. clock source: 8 MHz

(crystal/resonator driver

disabled)

Clock source

Supplies inverted

OSCIN signal

101

Ext. clock source: 16 MHz

(crystal/resonator driver

disabled)

Clock source

Supplies inverted

OSCIN signal

110

Ext. clock source: 24 MHz

(crystal/resonator driver

disabled)

Clock source

Supplies inverted

OSCIN signal

111

Ext. clock source: 32 MHz

(crystal/resonator driver

disabled)

Clock source

Supplies inverted

OSCIN signal

Table 36.

External switch HardStop interrupt mode

SW_MODE

Switch mode

HardStop interrupt

User disposal

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