Add comment about RTL8720

sago35 · sago35 · commit 3dabf4c24ed4 · 2020-06-05T21:09:32.000+09:00
diff --git a/src/machine/board_wioterminal.go b/src/machine/board_wioterminal.go
@@ -402,6 +402,7 @@ const (
 	SPI0_MOSI_PIN = MOSI // MOSI: SERCOM5/PAD[0]
 	SPI0_MISO_PIN = MISO // MISO: SERCOM5/PAD[2]
 
+	// RTL8720D
 	SPI1_SCK_PIN  = SCK1  // SCK:  SERCOM0/PAD[1]
 	SPI1_MOSI_PIN = MOSI1 // MOSI: SERCOM0/PAD[0]
 	SPI1_MISO_PIN = MISO1 // MISO: SERCOM0/PAD[2]
