Unable to open NFC device spi using pn532 SHIELD on rasp pi zero Ask Question Asked 3 days ago Active today Viewed 34 times 1 I have a pi zero v1.3: PI – pn532 5v […]
Debugging notes
Raspberry Pi 4 Spidev Problems with NRF24L01 (AttributeError: module ‘spidev’ has no attribute ‘spiDev’) Ask Question Asked today Active today Viewed 16 times 0 I am new to the Raspberry Pi platform and I have […]
PN532 notes
Unable to open NFC device spi using pn532 SHIELD on rasp pi zero Ask Question Asked 2 days ago Active 2 days ago Viewed 11 times 1 I have a pi zero v1.3: PI – […]
mfrc522 notes
How can Rpi python read a MFRC522/PN532 NFC/RFID MIFARE smart card/tag? Ask Question Asked 16 days ago Active today Viewed 252 times 2 Trying to read my RFID MFRC522 using a Mifare blue tag and […]
mfrc522 notes
How can Rpi python read a MFRC522/PN532 NFC/RFID MIFARE smart card/tag? Ask Question Asked 16 days ago Active today Viewed 249 times 2 Trying to read my RFID MFRC522 using a Mifare blue tag and […]
MCP3008 notes
Using a MCP3008 with spidev and python Ask Question Asked today Active today Viewed 8 times 0 I’m building a device that will measure soil moisture, and then water the garden if the moisture is […]
mfrc522 discussion notes
@627117717.pr I read the reviews of the Mario Gomez’s library and confirmed that (1) The software in general is out of date, and need to be modified, (2) SPI-py required, (3) Some […]
rpi4 analog sensor notes
What is the correct hardware required to connect multiple analog sensors to a Raspberry Pi 4? Ask Question Asked today Active today Viewed 16 times 1 I’ve been an avid Bonsai enthusiast for some time, […]
nfc project notes
sage full transcript highlights tlfong01 2888 Apr 1, 14:33 Next step is to use a multi-meter to check the open/short wiring of SPI connection of MRFC522 module to Rpi. 2 hours later… 627117717.pr Apr […]
penzu pirc522 usage examples
5:27PM FRI. 4/10/2020 MRFC522 Programming V1.0 – pirc522 usage examples penzi link: https://penzu.com/p/e2834d88 RFID Usage https://github.com/ondryaso/pi-rc522/blob/master/README.md from pirc522 import RFID rdr = RFID() while True: rdr.wait_for_tag() (error, tag_type) = rdr.request() if not error: print(“Tag […]
tlfong01.blog 