Differences
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| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| interfaces:rc522 [2015/02/11 13:59] – darron | interfaces:rc522 [2015/03/22 21:55] (current) – external edit 127.0.0.1 | ||
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| ==== RFID RC522 ==== | ==== RFID RC522 ==== | ||
| <wrap right> | <wrap right> | ||
| - | {{: | + | {{: |
| </ | </ | ||
| Line 8: | Line 8: | ||
| Although the MFRC522 has I2C, serial and SPI interfaces, only SPI is | Although the MFRC522 has I2C, serial and SPI interfaces, only SPI is | ||
| - | available on the this module. | + | available on this module. |
| === Pinout === | === Pinout === | ||
| Line 20: | Line 20: | ||
| + *SDA SCK MOSI MISO IRQ GND RST 3V3 + | + *SDA SCK MOSI MISO IRQ GND RST 3V3 + | ||
| - | *SDA is the SPI NSS input. | + | *SDA is the SPI NSS (slave select) |
| </ | </ | ||
| === RPi === | === RPi === | ||
| - | ^Pin ^RFID RC522 | | + | ^Pin ^ALT |
| - | |GPIO7 | SDA | | + | |GPIO8 |CE0 | SDA | |
| - | |GPIO11 | SCK | | + | |GPIO11|SCLK | SCK | |
| - | |GPIO10 | MOSI | | + | |GPIO10|MOSI | MOSI | |
| - | |GPIO9 | + | |GPIO9 |
| - | |NC | IRQ | | + | | |
| - | |GND | GND | | + | |GND | | GND | |
| - | |GPIO8 | + | |GPIO25| |
| - | |3V3 | 3V3 | | + | |3V3 | | 3V3 | |
| === Resources === | === Resources === | ||
| [[http:// | [[http:// | ||
