ATA5761 ATMEL Corporation, ATA5761 Datasheet - Page 17

• Manufacturer Part Number: ATA5761
• Description: UHF Ask/fsk Receiver
• Manufacturer: ATMEL Corporation

Figure 8-12. Activating the Receiving Mode via Pin POLLING/_ON
4896D–RKE–08/08
IC_ACTIVE
POLLING/_ON
Data_out (DATA)
Serial bi-directional
data line
Figure 8-11 on page 16
ING/_ON. The pin POLLING/_ON must be held to low for the time period t
edge on pin POLLING/_ON and the delay t
T
This command is faster than using pin DATA at the cost of an additional connection to the
microcontroller.
Figure 8-12 on page 17
POLLING/_ON. The pin POLLING/_ON must be held to Low. After the delay t
changes from sleep mode to start-up mode regardless the programmed values for T
N
ignored, but not deleted (see section
If the receiver is polled exclusively by a microcontroller, T
manent sleep mode). In this case the receiver remains in sleep mode as long as POLLING/_ON
is held to High.
Sleep
Bit-check
elapses.
. As long as POLLING/_ON is held to Low, the values for T
Sleep mode
illustrates how to set the receiver back to polling mode via pin POLL-
illustrates how to set the receiver to receiving mode via the pin
t
on1
Start-up mode
“Digital Noise Suppression” on page
on3
, the polling mode is active and the sleep time
Sleep
ATA5760/ATA5761
must be programmed to 31 (per-
Receiving mode
X
X
Sleep
21).
on2
and N
. After the positive
on1
Bit-check
, the receiver
Sleep
will be
and
17