AS3900 datasheet(41/59 Pages) AMSCO

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www.austriamicrosystems.com/RF-Transceivers/AS3900

Revision 1.00c

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AS3900

Data Sheet - Detail ed Description

0x01

entm

[7:0]

R/W

Timer enable bits for Master and Client

In Master mode: 8 Client timers

00000001

Enable Timer for Client 0

00000010

Enable Timer for Client 1

00000100

Enable Timer for Client 2

00001000

Enable Timer for Client 3

00010000

Enable Timer for Client 4

00100000

Enable Timer for Client 5

01000000

Enable Timer for Client 6

10000000

Enable Timer for Client 7

11111111

Enable all Timers

In Client mode: 1st timer is Client timer

00000000

Disabled

00000001

Enabled

0x02

pretm<2:0>

[7:5]

R/W

NAR operation mode; guard times for master timer

reserved

[4:3]

reserved

cesmax<2:0>

[2:0]

Limit for communication error counter for Master and Client

000

Errors ignored

001

1 error allowed

...

111

7 errors allowed

0x03

reserved

[7]

R/W

reserved

longscan

[6]

Enables the permanent pairing / binding mode. The scanning for transmitting

Clients is started as long as longscan is set. A transition from 1 to 0 stops

binding also when time of binding is shorter than 1 sec

Disabled, pairing / binding duration is 1 sec

Enabled; pairing / binding mode as long as bit is 1

reserved

[5]

reserved

osc27f

[4]

Enable for 27MHz oscillator manually, only needed for FUSE mode

reserved

[3:2]

reserved

narmax

[1:0]

Maximum limit of transmission repeats in NAR mode for Master

No retransmit

1 retransmit

2 retransmit

3 retransmit

Table 38. Main Register Bank (ADDRESS 0x00 bit<0>=0)

Address

Bit

Type

Description

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