8000 mimxrt/boards/ADAFRUIT_METRO_M7: Reduce flash freq to 100MHz. · sparkfun/micropython@1e3cce1 · GitHub
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robert-hhdpgeorge
robert-hh
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dpgeorge
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mimxrt/boards/ADAFRUIT_METRO_M7: Reduce flash freq to 100MHz.
It was set to 133Mhz, but that is not stable. Reduce to 100MHz. The UF2 bootloader runs at 100MHz, so no need for a change of the bootloader. Signed-off-by: robert-hh <robert@hammelrath.com>
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‎ports/mimxrt/boards/ADAFRUIT_METRO_M7/mpconfigboard.mk

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -4,7 +4,7 @@ MCU_VARIANT = MIMXRT1011DAE5A
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MICROPY_FLOAT_IMPL = single
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MICROPY_HW_FLASH_TYPE ?= qspi_nor_flash
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MICROPY_HW_FLASH_SIZE ?= 0x800000 # 8MB
7-
MICROPY_HW_FLASH_CLK = kFlexSpiSerialClk_133MHz
7+
MICROPY_HW_FLASH_CLK = kFlexSpiSerialClk_100MHz
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MICROPY_HW_FLASH_QE_CMD = 0x31
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MICROPY_HW_FLASH_QE_ARG = 0x02
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