ATA5743 ATMEL Corporation, ATA5743 Datasheet - Page 25

• Manufacturer Part Number: ATA5743
• Description: Ata5743 Uhf Ask/fsk Receiver
• Manufacturer: ATMEL Corporation

Table 6-3.
4839B–RKE–08/05
Default values
Default values
Bit 1
of bits 3 to 14
of bits 3 to 14
1
0
0
Bit 2
1
0
Effect of the Configuration Words Within the Registers
Baud1
Bit 3
Lim_
min5
0
0
BR_Range
Baud0
Bit 4
Lim_
min4
0
1
Table 6-4 on page 25
words. The default configuration is highlighted for each word.
BR_Range sets the appropriate baud-rate range and simultaneously defines XLim. XLim is
used to define the bit-check limits T
Table 6-11 on page
Table 6-4.
Table 6-5.
Baud1
0
0
1
1
BitChk1
Bit 5
Lim_
min3
BR_Range
BitChk1
0
0
Lim_min
N
Bit-check
0
0
1
1
BitChk0
Effect of the Configuration Word BR_Range
Effect of the Configuration Word N
Bit 6
Lim_
min2
Baud0
1
1
0
1
0
1
N
27.
Bit-check
Modu-lat
to
ASK/_
Bit 7
Lim_
min1
FSK
ion
Table 6-11 on page 27
0
0
Baud-Rate Range/Extension Factor for Bit-Check Limits (XLim)
BR_Range0 (application USA/Europe: BR_Range0 = 1.0 kBaud to
1.8 kBaud) XLim = 8 (default)
BR_Range1 (application USA/Europe: BR_Range1 = 1.8 kBaud to
3.2 kBaud) XLim = 4
BR_Range2 (application USA/Europe: BR_Range2 = 3.2 kBaud to
5.6 kBaud) XLim = 2
BR_Range3 (application USA/Europe: BR_Range3 = 5.6 kBaud to
10 kBaud) XLim = 1
OPMODE register
OFF command
LIMIT register
Sleep4
Bit 8
Lim_
min0
BitChk0
0
1
0
1
0
1
Lim_min
Sleep3
max5
Bit 9
Lim_
0
1
and T
Sleep2
Bit 10
Sleep
max4
Lim_
illustrate the effect of the individual configuration
Lim_max
1
0
Bit-check
Sleep1
Bit 11
max3
Lim_
as shown in
1
1
Number of Bits to be Checked
Lim_max
Sleep0
Bit 12
max2
Lim_
0
0
3 (default)
Table 6-10 on page 27
X
0
6
9
Bit 13
Sleep
max1
SleepStd
Lim_
X
0
0
Suppression
ATA5743
Lim_max0
Disable
Noise_
Bit 14
Noise
1
1
Bit 15
and
0
0
25