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stm32:peripherals:rcc_clock [2016/11/07 07:38] – feur | stm32:peripherals:rcc_clock [2022/12/27 19:27] (current) – [Setup System Clocks] ruan | ||
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- | ====== Setup System Clocks ====== | + | ====== |
To setup the system clocks you have to: | To setup the system clocks you have to: | ||
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===== Configuration Registers ===== | ===== Configuration Registers ===== | ||
- | ==== CR ==== | + | ==== CR - Control register |
- | + | ||
- | Control register | + | |
\\ {{clock_reg_cr.svg}} \\ \\ | \\ {{clock_reg_cr.svg}} \\ \\ | ||
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|:::|1|X ready| | |:::|1|X ready| | ||
- | ==== CSR ==== | + | ==== CSR - Control and status register |
- | + | ||
- | Control and status register | + | |
\\ {{clock_reg_csr.svg}} \\ \\ | \\ {{clock_reg_csr.svg}} \\ \\ | ||
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|::: | |::: | ||
- | ==== PLLCFGR ==== | + | ==== PLLCFGR |
- | + | ||
- | PLL configuration register | + | |
\\ {{clock_reg_pllcfgr.svg}} \\ \\ | \\ {{clock_reg_pllcfgr.svg}} \\ \\ | ||
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* Please refer to reference manual (p.162ff) for detailed explanation of register values. \\ \\ | * Please refer to reference manual (p.162ff) for detailed explanation of register values. \\ \\ | ||
- | ==== CFGR ==== | + | ==== CFGR - Configuration register |
- | + | ||
- | Configuration register | + | |
\\ {{clock_reg_cfgr.svg}} \\ \\ | \\ {{clock_reg_cfgr.svg}} \\ \\ |