45 lines
1.0 KiB
Plaintext
45 lines
1.0 KiB
Plaintext
# SPDX-License-Identifier: Apache-2.0
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# Zephyr Kernel Configuration
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CONFIG_ARM=y
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CONFIG_SOC_SERIES_STM32F3X=y
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# Platform Configuration
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CONFIG_SOC_STM32F334X8=y
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CONFIG_BOARD_NUCLEO_F334R8=y
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# General Kernel Options
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CONFIG_CORTEX_M_SYSTICK=y
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CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000
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# Serial Drivers
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CONFIG_SERIAL=y
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CONFIG_UART_INTERRUPT_DRIVEN=y
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# enable console
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CONFIG_CONSOLE=y
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CONFIG_UART_CONSOLE=y
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# Pinmux Driver
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CONFIG_PINMUX=y
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# GPIO Controller
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CONFIG_GPIO=y
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# Clock configuration
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CONFIG_CLOCK_CONTROL=y
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# SYSCLK selection
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CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
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# HSE configuration
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CONFIG_CLOCK_STM32_HSE_CLOCK=8000000
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# however, the board does not have an external oscillator, so just use
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# the 8MHz clock signal coming from integrated STLink
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CONFIG_CLOCK_STM32_HSE_BYPASS=y
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# PLL configuration
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CONFIG_CLOCK_STM32_PLL_SRC_HSE=y
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# produce 72MHz clock at PLL output
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CONFIG_CLOCK_STM32_PLL_PREDIV=1
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CONFIG_CLOCK_STM32_PLL_MULTIPLIER=9
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CONFIG_CLOCK_STM32_AHB_PRESCALER=1
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CONFIG_CLOCK_STM32_APB1_PRESCALER=2
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CONFIG_CLOCK_STM32_APB2_PRESCALER=1
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