ATA5429 ATMEL Corporation, ATA5429 Datasheet - Page 39
ATA5429
Manufacturer Part Number
ATA5429
Description
(ATA5423 - ATA5429) UHF ASK/FSK Transceiver
Manufacturer
ATMEL Corporation
Datasheet
1.ATA5429.pdf
(97 pages)
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7.3.2
4841A–RKE–02/05
Control Register 2 (ADR 1)
Table 7-6.
Table 7-7.
Table 7-8.
Table 7-9.
Note:
FR6
2
P_MODE
P_MODE
T_MODE
0
0
1
1
.
.
6
0
1
0
1
0
1
Tuning of f
approximately 800 Hz (see section “XTO”,
FR5
2
0
0
0
1
.
.
5
Control Register 1 (Function of Bit 0)
Control Register 2 (Function of Bit 7, Bit 6, Bit 5, Bit 4, Bit 3, Bit 2 and Bit 1)
Control Register 2 (Function of Bit 0 in RX Mode)
Control Register 2 (Function of Bit 0 in TX Mode)
Function
TX and RX function via TX/RX data buffer (default)
Transparent mode, TX/RX data buffer disabled, TX modulation data stream via pin
SDI_TMDI, RX modulation data stream via pin SDO_TMDO
Function (RX Mode)
Pin IRQ is set to “1” if the bit check is successful (default)
No effect on pin IRQ if the bit check is successful
Function (TX Mode)
Manchester modulator on (default)
Manchester modulator off (NRZ mode)
RF
FR4
LSBs (total 13 bits), frequency trimming resolution of f
2
0
0
1
1
.
.
4
FR3
2
0
0
1
1
.
.
3
ATA5423/25/28/29 [Preliminary]
FR2
2
0
0
0
1
.
.
2
Table 4-1 on page
FR1
2
0
0
0
1
.
.
1
FR0
2
0
1
0
1
.
.
0
Function
FREQ2 = 0
FREQ2 = 1
FREQ2 = 88 (default)
FREQ2 = 127
28)
RF
is f
XTO
/16384, which is
39
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