4432-DKDB2 Silicon Laboratories Inc, 4432-DKDB2 Datasheet - Page 55

• Manufacturer Part Number: 4432-DKDB2
• Description: WiFi / 802.11 Modules & Development Tools Single Antenna TRx Testcard Hi band
• Manufacturer: Silicon Laboratories Inc

Specifications of 4432-DKDB2

• Modulation: GFSK
• Operating Voltage: 3.3 V
• Antenna: SMA
• For Use With/related Products: Si4432
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

10.1. Flow Chart
10.1.1. RF Packet Received( )
10.1.2. RFTransmit( )
Read Interrupt Status
Registers 1 & 2 – 0x03
and 0x04
1) Set packet length with
register 0x3E
2) Do a Burst Write up to
a maximum of 64 bits of
data into the TX FIFO
using register 0x7F
3) Enable packet sent
interrupt with register
0x05 – Interrupt Enable 1
RFTransmit ()
RF Packet Received ()
interrupt occurred
If nIRQ goes low
1) Read out
Interrupt Status 1
Registers for valid
packet bit
Valid Packet ?
CRC ERROR
No
?
No
Figure 64.
Figure 65.
Rev. 0.4
Yes
Yes
Wait for packet
sent interrupt ?
1) Disable receiver
2) Return:
RF_CRC_ERROR
1) Get Packet Length
from register 0x4B
2) Do a FIFO burst read
from register 0x7F
3) Disable receiver
Yes
Packet Sent Correctly
SDBC-DK3 UG
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