Update analogWrite.adoc

Author: jacobhylen

Language/Functions/Analog IO/analogWrite.adoc

@@ -26,10 +26,10 @@ Writes an analog value (http://arduino.cc/en/Tutorial/PWM[PWM wave]) to a pin. C
 | UNO (R3 and earlier), Nano, Mini           | 3, 5, 6, 9, 10, 11             | 490 Hz (pins 5 and 6: 980 Hz)
 | UNO R4 (Minima, WiFi) +*+                  | 3, 5, 6, 9, 10, 11             | 490 Hz
 | Mega                                       | 2 - 13, 44 - 46                | 490 Hz (pins 4 and 13: 980 Hz)
-| GIGA R1**                                  | 2 - 13                         | 500 Hz
+| GIGA R1 +**+                               | 2 - 13                         | 500 Hz
 | Leonardo, Micro, Yún                       | 3, 5, 6, 9, 10, 11, 13         | 490 Hz (pins 3 and 11: 980 Hz)
 | UNO WiFi Rev2, Nano Every                  | 3, 5, 6, 9, 10                 | 976 Hz
-| MKR boards +*+                            | 0 - 8, 10, A3, A4              | 732 Hz
+| MKR boards +*+                             | 0 - 8, 10, A3, A4              | 732 Hz
 | MKR1000 WiFi +**+                          | 0 - 8, 10, 11, A3, A4          | 732 Hz
 | Zero +**+                                  | 3 - 13, A0, A1                 | 732 Hz
 | Nano 33 IoT +**+                           | 2, 3, 5, 6, 9 - 12, A2, A3, A5 | 732 Hz