T5761 ATMEL [ATMEL Corporation], T5761 Datasheet - Page 21

• Manufacturer Part Number: T5761
• Description: UHF ASK/FSK Receiver
• Manufacturer: ATMEL [ATMEL Corporation]

Programming the Configuration Register
The configuration registers are programmed serially via the bi-directional data line according to figure 31 and figure
32.
Rev. A2, 19-Oct-00
Serial bi–directional
data line
Out1 (
Data_out (DATA)
V
POR
Data_out (DATA)
IC_ACTIVE
S
V S = 4.5 V to 5.5 V
Data_In
Data_out
X
X
X
Receiving
mode
0 V / 5 V
t1
t
Interface
Rst
Input –
t2
Preliminary Information
Figure 31. Timing of the register programming
Figure 30. Generation of the power-on reset
T5760/
T5761
t3
(Start bit)
t4
Bit 1
(”0”)
0 ... 20 V
Figure 32. Data interface
t5
t7
t6
I
D
V
ThReset
DATA
Programming frame
(Register–
Bit 2
(”1”)
select)
Serial bi–directional data line
V
R
C
pup
X
L
= 5 V to 20 V
(Poll8)
Bit 14
(”0”)
T5760 /
I/O
1 / f
(Stop bit)
RM
C
Bit 15
(”0”)
Out1 C
t8
t9
T5761
T Sleep T Start–up
Sleep
mode
Start–up
mode
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