T5743P3 ATMEL [ATMEL Corporation], T5743P3 Datasheet - Page 24

• Manufacturer Part Number: T5743P3
• Description: UHF ASK/FSK Receiver
• Manufacturer: ATMEL [ATMEL Corporation]

Table 4. Effect of the Configuration Words Within the Registers
24
Bit 1
Default values
Default values
of Bit 3...14
of Bit 3...14
1
0
0
Bit 2
T5743
1
0
Baud1
Bit 3
Lim_
min5
0
0
BR_Range
Baud0
Bit 4
Lim_
min4
0
1
BitChk1
Bit 5
Lim_
min3
Table 5 to Table 12 illustrate the effect of the individual configuration 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 12.
Table 5. Effect of the Configuration Word BR_Range
Table 6. Effect of the Configuration Word N
0
0
Lim_min
Baud1
N
Bit-check
0
0
1
1
BR_Range
BitChk1
BitChk0
Bit 6
Lim_
min2
1
1
0
0
1
1
Baud0
Modu-
ASK/_
Bit 7
lation
0
1
0
1
Lim_
min1
FSK
N
0
0
Bit-check
OPMODE register
OFF-command
LIMIT register
Sleep4
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
Bit 8
Lim_
min0
Baud-Rate Range/Extension Factor for Bit-Check Limits (XLim)
0
1
BitChk0
0
1
0
1
Sleep3
Bit 9
max5
Lim_
0
1
Bit 10
Sleep2
Sleep
max4
Lim_
1
0
Lim_min
Bit-check
Bit 11
Sleep1
max3
Lim_
and T
1
1
Number of Bits to be Checked
Lim_max
Lim_max
Bit 12
Sleep0
max2
Lim_
0
0
3 (default)
as shown in table 11 and
X
0
6
9
Bit 13
Sleep
max1
SleepStd
Lim_
X
0
0
Suppression
Lim_max0
4569A–RKE–12/02
Disable
Bit 14
Noise_
Noise
1
1
Bit 15
0
0