ATAM862 datasheet(67/110 Pages) ATMEL

67 / 110 page

4554E–4BMCU–05/06

ATAM862-3

23.6

Timer 3 Registers

23.6.1

Timer 3 Mode Register (T3M)

Address: "B"hex - Subaddress: "0"hex

Table 23-1.

Timer 3 Mode Select Bits

Note:

1. In this mode, the SSI can be used only as demodulator (8-bit NRZ rising edge). All other SSI

modes are not allowed.

Bit 3Bit 2Bit 1Bit 0

T3M3

T3M2

T3M1

T3M0

Reset value: 1111b

T3M3

Timer 3 Mode select bit 3

T3M2

Timer 3 Mode select bit 2

T3M1

Timer 3 Mode select bit 1

T3M0

Timer 3 Mode select bit 0

Mode

T3M3

T3M2

T3M1

T3M0

Timer 3 Modes

Timer/counter with a read access

211

Timer/counter, external capture and external trigger

restart mode (T3I)

311

Timer/counter, internal capture and internal trigger

restart mode (TOG2)

411

Timer/counter mode 1 without output

(T2O -> T3O)

510

Timer/counter mode 2 without output

(T2O -> T3O)

Burst modulation with Timer 2 (M2)

Burst modulation with shift register (SO)

FSK modulation with shift register (SO)

901

Pulse-width modulation with shift register (SO) and

Timer 2 (TOG2), internal trigger restart (SCO) ->

counter reset

Manchester demodulation/pulse-width

demodulation (1) (T2O -> T3O)

Biphase demodulation (T2O -> T3O)

Timer/counter with external capture mode (T3I)

Not allowed

ATAM862 Datasheet(PDF) 67 Page - ATMEL Corporation

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