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Updated pin layout: incl ICSP pins for Uno and note on SDA/SS for PCD

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mdxs
2014-11-12 00:58:58 +01:00
parent 879a6d8c93
commit ec25a81cf1
1 changed files with 20 additions and 19 deletions
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README.rst
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@@ -15,26 +15,27 @@ Pin Layout
The following table shows the typical pin layout used:
+-----------+---------+-----------------------------+
| | PCD | Arduino |
| +---------+---------+---------+---------+
| | MFRC522 | Uno | Mega | Nano v3 |
+-----------+---------+---------+---------+---------+
| Signal | Pin | Pin | Pin | Pin |
+===========+=========+=========+=========+=========+
| RST/Reset | RST | 9 [1]_ | 5 [1]_ | D9 |
+-----------+---------+---------+---------+---------+
| SPI SS | SDA | 10 [2]_ | 53 [2]_ | D10 |
+-----------+---------+---------+---------+---------+
| SPI MOSI | MOSI | 11 | 52 | D11 |
+-----------+---------+---------+---------+---------+
| SPI MISO | MISO | 12 | 51 | D12 |
+-----------+---------+---------+---------+---------+
| SPI SCK | SCK | 13 | 50 | D13 |
+-----------+---------+---------+---------+---------+
+-----------+----------+---------------------------------+
| | PCD | Arduino |
| +----------+-------------+---------+---------+
| | MFRC522 | Uno | Mega | Nano v3 |
+-----------+----------+-------------+---------+---------+
| Signal | Pin | Pin | Pin | Pin |
+===========+==========+=============+=========+=========+
| RST/Reset | RST | 9 [1]_ | 5 [1]_ | D9 |
+-----------+----------+-------------+---------+---------+
| SPI SS | SDA [3]_ | 10 [2]_ | 53 [2]_ | D10 |
+-----------+----------+-------------+---------+---------+
| SPI MOSI | MOSI | 11 / ICSP-4 | 52 | D11 |
+-----------+----------+-------------+---------+---------+
| SPI MISO | MISO | 12 / ICSP-1 | 51 | D12 |
+-----------+----------+-------------+---------+---------+
| SPI SCK | SCK | 13 / ICSP-3 | 50 | D13 |
+-----------+----------+-------------+---------+---------+
.. [1] Configurable, typically defined as RST_PIN in Sketch.
.. [2] Configurable, typically defined as SS_PIN in Sketch.
.. [1] Configurable, typically defined as RST_PIN in sketch/program.
.. [2] Configurable, typically defined as SS_PIN in sketch/program.
.. [3] The SDA pin might be labeled SS on some/older MFRC522 boards.
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