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dpgeorgedpgeorge
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stm32/boards/NUCLEO_F429ZI: Incr CPU freq to 168MHz to get USB working.
At the original frequency of 90MHz there's no way to get a 48MHz USB clock. These new setting mirror those of the STM32F429DISC board.
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Lines changed: 2 additions & 2 deletions

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‎ports/stm32/boards/NUCLEO_F429ZI/mpconfigboard.h‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -16,9 +16,9 @@
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// HSE is 8MHz
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#define MICROPY_HW_CLK_PLLM (8)
19-
#define MICROPY_HW_CLK_PLLN (180)
19+
#define MICROPY_HW_CLK_PLLN (336)
2020
#define MICROPY_HW_CLK_PLLP (RCC_PLLP_DIV2)
21-
#define MICROPY_HW_CLK_PLLQ (4)
21+
#define MICROPY_HW_CLK_PLLQ (7)
2222

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// From the reference manual, for 2.7V to 3.6V
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// 151-180 MHz => 5 wait states

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