64 lines
2.1 KiB
C
64 lines
2.1 KiB
C
#define MICROPY_HW_BOARD_NAME "Adafruit CircuitPlayground Express"
|
|
#define MICROPY_HW_MCU_NAME "samd21g18"
|
|
|
|
// Don't allow touch on A0 (PA02), because it's connected to the speaker.
|
|
#define PA02_NO_TOUCH (true)
|
|
|
|
// Salae reads 12mhz which is the limit even though we set it to the safer 8mhz.
|
|
#define SPI_FLASH_BAUDRATE (8000000)
|
|
|
|
// On-board flash
|
|
#define SPI_FLASH_MOSI_PIN PIN_PA20
|
|
#define SPI_FLASH_MISO_PIN PIN_PA16
|
|
#define SPI_FLASH_SCK_PIN PIN_PA21
|
|
#define SPI_FLASH_CS_PIN PIN_PB22
|
|
|
|
#define SPI_FLASH_MOSI_PIN_FUNCTION PINMUX_PA20D_SERCOM3_PAD2
|
|
#define SPI_FLASH_MISO_PIN_FUNCTION PINMUX_PA16D_SERCOM3_PAD0
|
|
#define SPI_FLASH_SCK_PIN_FUNCTION PINMUX_PA21D_SERCOM3_PAD3
|
|
#define SPI_FLASH_SERCOM SERCOM3
|
|
#define SPI_FLASH_SERCOM_INDEX 3
|
|
#define SPI_FLASH_MOSI_PAD 2
|
|
#define SPI_FLASH_MISO_PAD 0
|
|
#define SPI_FLASH_SCK_PAD 3
|
|
|
|
// <o> Transmit Data Pinout
|
|
// <0x0=>PAD[0,1]_DO_SCK
|
|
// <0x1=>PAD[2,3]_DO_SCK
|
|
// <0x2=>PAD[3,1]_DO_SCK
|
|
// <0x3=>PAD[0,3]_DO_SCK
|
|
#define SPI_FLASH_DOPO 1
|
|
#define SPI_FLASH_DIPO 0 // same as MISO PAD
|
|
|
|
// These are pins not to reset.
|
|
// PA24 and PA25 are USB.
|
|
#define MICROPY_PORT_A (PORT_PA16 | PORT_PA20 | PORT_PA21 | PORT_PA24 | PORT_PA25)
|
|
#define MICROPY_PORT_B (PORT_PB22)
|
|
#define MICROPY_PORT_C (0)
|
|
|
|
#define SPEAKER_ENABLE_PIN (&pin_PA30)
|
|
|
|
#include "external_flash/devices.h"
|
|
|
|
// If you change this, then make sure to update the linker scripts as well to
|
|
// make sure you don't overwrite code.
|
|
#define CIRCUITPY_INTERNAL_NVM_SIZE 256
|
|
|
|
#define BOARD_FLASH_SIZE (0x00040000 - 0x2000 - CIRCUITPY_INTERNAL_NVM_SIZE)
|
|
|
|
#include "external_flash/devices.h"
|
|
|
|
#define EXTERNAL_FLASH_DEVICE_COUNT 2
|
|
#define EXTERNAL_FLASH_DEVICES S25FL216K, \
|
|
GD25Q16C
|
|
|
|
#include "external_flash/external_flash.h"
|
|
|
|
#define CALIBRATE_CRYSTALLESS 1
|
|
|
|
// Explanation of how a user got into safe mode.
|
|
#define BOARD_USER_SAFE_MODE_ACTION "pressing both buttons at start up"
|
|
|
|
#define DEFAULT_I2C_BUS_SCL (&pin_PB03)
|
|
#define DEFAULT_I2C_BUS_SDA (&pin_PB02)
|