Add Cytron Maker Zero SAMD21

Author: mlhakimz

ports/atmel-samd/boards/cytron_maker_zero_samd21/mpconfigboard.h

@@ -0,0 +1,27 @@
+#define MICROPY_HW_BOARD_NAME "Cytron Maker Zero SAMD21"
+#define MICROPY_HW_MCU_NAME "samd21g18"
+
+#define MICROPY_HW_LED_TX   &pin_PA27
+#define MICROPY_HW_LED_RX   &pin_PB03
+
+#define DEFAULT_I2C_BUS_SCL (&pin_PA23)
+#define DEFAULT_I2C_BUS_SDA (&pin_PA22)
+
+#define DEFAULT_SPI_BUS_SCK (&pin_PB11)
+#define DEFAULT_SPI_BUS_MOSI (&pin_PB10)
+#define DEFAULT_SPI_BUS_MISO (&pin_PA12)
+
+#define DEFAULT_UART_BUS_RX (&pin_PA11)
+#define DEFAULT_UART_BUS_TX (&pin_PA10)
+
+// USB is always used internally so skip the pin objects for it.
+#define IGNORE_PIN_PA24     1
+#define IGNORE_PIN_PA25     1
+
+// Connected to a crystal
+#define IGNORE_PIN_PA00     1
+#define IGNORE_PIN_PA01     1
+
+// SWD-only
+#define IGNORE_PIN_PA30     1
+#define IGNORE_PIN_PA31     1