Update attachInterrupt.adoc

Author: karlsoderby

Language/Functions/External Interrupts/attachInterrupt.adoc

@@ -19,21 +19,21 @@ The first parameter to `attachInterrupt()` is an interrupt number. Normally you
 
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 |===================================================
-|Board                             |Digital Pins Usable For Interrupts
-|Uno, Nano, Mini, other 328-based  |2, 3
-|UNO R4 Minima, UNO R4 WiFi        |2, 3
-|Uno WiFi Rev.2, Nano Every        |all digital pins
-|Mega, Mega2560, MegaADK           |2, 3, 18, 19, 20, 21 (*pins 20 & 21* are not available to use for interrupts while they are used for I2C communication; they also have external pull-ups that cannot be disabled)
-|Micro, Leonardo, other 32u4-based |0, 1, 2, 3, 7
-|Zero                              |all digital pins, except 4
-|MKR Family boards                 |0, 1, 4, 5, 6, 7, 8, 9, A1, A2
-|Nano 33 IoT                       |2, 3, 9, 10, 11, 13, A1, A5, A7
-|Nano 33 BLE, Nano 33 BLE Sense    |all pins
-|Nano RP2040 Connect               |all pins except A6/A7
-|Nano ESP32                        |all pins
-|GIGA R1 WiFi                      |all pins
-|Due                               |all digital pins
-|101                               |all digital pins (Only pins 2, 5, 7, 8, 10, 11, 12, 13 work with *CHANGE*)
+|Board                                |Digital Pins Usable For Interrupts| Note
+|Uno R3, Nano, Mini, other 328-based  |2, 3|
+|UNO R4 Minima, UNO R4 WiFi           |2, 3|
+|Uno WiFi Rev.2, Nano Every           |All digital pins|
+|Mega, Mega2560, MegaADK              |2, 3, 18, 19, 20, 21 |(*pins 20 & 21* are not available to use for interrupts while they are used for I2C communication; they also have external pull-ups that cannot be disabled)
+|Micro, Leonardo, other 32u4-based    |0, 1, 2, 3, 7|
+|Zero                                 |0-3, 5-13, A0-A5| Pin 4 cannot be used as an interrupt.   
+|MKR Family boards                    |0, 1, 4, 5, 6, 7, 8, 9, A1, A2|
+|Nano 33 IoT                          |2, 3, 9, 10, 11, 13, A1, A5, A7|
+|Nano 33 BLE, Nano 33 BLE Sense       |all pins|
+|Nano RP2040 Connect                  |0-13, A0-A5|
+|Nano ESP32                           |all pins|
+|GIGA R1 WiFi                         |all pins|
+|Due                                  |all digital pins|
+|101                                  |all digital pins | (Only pins 2, 5, 7, 8, 10, 11, 12, 13 work with *CHANGE*))
 |===================================================
 
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