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@ -10,48 +10,11 @@
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// Clock rates are off: Salae reads 12MHz which is the limit even though we set it to the safer 8MHz.
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#define SPI_FLASH_BAUDRATE (8000000)
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//
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// SPI Flash definitions. The flash SPI MOSI, MISO and SCK need to be on the
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// same SERCOM - check the SAMD21 spec to determien which SERCOM to use
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// (post PINs have 2 SERCOMS to work with)
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//
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#define SPI_FLASH_MOSI_PIN &pin_PB22
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#define SPI_FLASH_MISO_PIN &pin_PB03
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#define SPI_FLASH_SCK_PIN &pin_PB23
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#define SPI_FLASH_CS_PIN &pin_PA13
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// #define SPI_FLASH_MOSI_PIN_FUNCTION PINMUX_PB22D_SERCOM5_PAD2
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// #define SPI_FLASH_MISO_PIN_FUNCTION PINMUX_PB03D_SERCOM5_PAD1
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// #define SPI_FLASH_SCK_PIN_FUNCTION PINMUX_PB23D_SERCOM5_PAD3
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// #define SPI_FLASH_SERCOM SERCOM5
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// #define SPI_FLASH_SERCOM_INDEX 5
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// #define SPI_FLASH_MOSI_PAD 2
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// #define SPI_FLASH_MISO_PAD 1
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// #define SPI_FLASH_SCK_PAD 3
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// // <o> Transmit Data Pinout
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// //
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// // The logic for DOPO and DIPO is the following
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// // In master SPI operation
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// // DIPO <pad #> = MISO
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// // DOPO - Based on the below table, where
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// // <DOPO> = [MOSI PAD, SCK PAD]
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// // <0x0> = PAD[0,1]
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// // <0x1> = PAD[2,3]
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// // <0x2> = PAD[3,1]
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// // <0x3> = PAD[0,3]
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// //
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// /// For the RedBoard Turbo Board DOPO [2,3] => 1
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// #define SPI_FLASH_DOPO 1
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// #define SPI_FLASH_DIPO 1 // same as MISO pad
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// These are pins not to reset.
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// This map to the pins as defined above for FLASH. Note the PORT letters - assign A-to-A, B-to-B ..etc
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// PA24 and PA25 are for USB
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#define MICROPY_PORT_A ( 0 )
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#define MICROPY_PORT_B ( 0 )
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#define MICROPY_PORT_C ( 0 )
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@ -63,22 +26,6 @@
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#define BOARD_FLASH_SIZE (0x00040000 - 0x2000 - CIRCUITPY_INTERNAL_NVM_SIZE)
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// What external flash device is being used on this board?
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// The devices are defined in "exteral_flash/devices.h", which
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// contains a flash struct def and a list of #defines for each
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// supported/defined flash module.
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//
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// This board - the LUMIDrive - uses a W25Q32FV component. It's
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// definition was added to devices.h, based on the winbond spec sheet.
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//
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// You can list N number of devices - just update the count define and comma
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// seperate the EXTERNAL_FLASH_DEVICES list of devices.
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// #define EXTERNAL_FLASH_DEVICE_COUNT 1
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// #define EXTERNAL_FLASH_DEVICES W25Q32FV
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#define BOARD_HAS_CRYSTAL 1
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