<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[Raspberry pi and RFM69HCW]]></title><description><![CDATA[<p dir="auto">I have Raspberry Pi 4, and RFM69HCW radio module. I use the below code, but I get the following error. Changing the baudrate does not help. Attached you can see the wiring.</p>
<p dir="auto">import board<br />
import busio<br />
import digitalio<br />
import adafruit_rfm69<br />
RADIO_FREQ_MHZ = 433.0<br />
CS = digitalio.DigitalInOut(board.D8)<br />
RESET = digitalio.DigitalInOut(board.D5)<br />
print(board.SCK)<br />
print(board.MOSI)<br />
print(board.MISO)<br />
spi = busio.SPI(board.SCK, MOSI=board.MOSI, MISO=board.MISO)<br />
print(spi.frequency)<br />
rfm69 = adafruit_rfm69.RFM69(spi, CS, RESET, RADIO_FREQ_MHZ,baudrate=100000)#</p>
<p dir="auto">Error message:<br />
%Run rfm69_adafruit.py<br />
11<br />
10<br />
9<br />
100000<br />
Traceback (most recent call last):<br />
File "/home/pi/Documents/rfm/rfm69_adafruit.py", line 23, in &lt;module&gt;<br />
rfm69 = adafruit_rfm69.RFM69(spi, CS, RESET, RADIO_FREQ_MHZ,baudrate=100000)#<br />
File "/usr/local/lib/python3.7/dist-packages/adafruit_rfm69.py", line 287, in <strong>init</strong><br />
"Failed to find RFM69 with expected version, check wiring!"<br />
RuntimeError: Failed to find RFM69 with expected version, check wiring!<br />
![2_1601139176189_IMG_20200926_173542.jpg](Uploading 100%) ![1_1601139176189_IMG_20200926_173524.jpg](Uploading 100%) ![0_1601139176185_IMG_20200926_173518.jpg](Uploading 100%)</p>
]]></description><link>https://forum.mysensors.org/topic/11379/raspberry-pi-and-rfm69hcw</link><generator>RSS for Node</generator><lastBuildDate>Tue, 21 Apr 2026 23:37:27 GMT</lastBuildDate><atom:link href="https://forum.mysensors.org/topic/11379.rss" rel="self" type="application/rss+xml"/><pubDate>Sat, 26 Sep 2020 16:53:36 GMT</pubDate><ttl>60</ttl></channel></rss>