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ST STM32F207 series - SYSCFG External Interrupt Configuration Register

ST STM32F207 series
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Contents RM0033
4/1381 RM0033 Rev 9
5.2.7 Clock security system (CSS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
5.2.8 RTC/AWU clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
5.2.9 Watchdog clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
5.2.10 Clock-out capability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
5.2.11 Internal/external clock measurement using TIM5/TIM11 . . . . . . . . . . . . 93
5.3 RCC registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
5.3.1 RCC clock control register (RCC_CR) . . . . . . . . . . . . . . . . . . . . . . . . . . 95
5.3.2 RCC PLL configuration register (RCC_PLLCFGR) . . . . . . . . . . . . . . . . 97
5.3.3 RCC clock configuration register (RCC_CFGR) . . . . . . . . . . . . . . . . . . 99
5.3.4 RCC clock interrupt register (RCC_CIR) . . . . . . . . . . . . . . . . . . . . . . . 101
5.3.5 RCC AHB1 peripheral reset register (RCC_AHB1RSTR) . . . . . . . . . . 104
5.3.6 RCC AHB2 peripheral reset register (RCC_AHB2RSTR) . . . . . . . . . . 106
5.3.7 RCC AHB3 peripheral reset register (RCC_AHB3RSTR) . . . . . . . . . . 107
5.3.8 RCC APB1 peripheral reset register (RCC_APB1RSTR) . . . . . . . . . . 107
5.3.9 RCC APB2 peripheral reset register (RCC_APB2RSTR) . . . . . . . . . . 110
5.3.10 RCC AHB1 peripheral clock register (RCC_AHB1ENR) . . . . . . . . . . . 112
5.3.11 RCC AHB2 peripheral clock enable register (RCC_AHB2ENR) . . . . . 114
5.3.12 RCC AHB3 peripheral clock enable register (RCC_AHB3ENR) . . . . . 115
5.3.13 RCC APB1 peripheral clock enable register (RCC_APB1ENR) . . . . . 115
5.3.14 RCC APB2 peripheral clock enable register (RCC_APB2ENR) . . . . . 118
5.3.15 RCC AHB1 peripheral clock enable in low power mode register
(RCC_AHB1LPENR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
5.3.16 RCC AHB2 peripheral clock enable in low power mode register
(RCC_AHB2LPENR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
5.3.17 RCC AHB3 peripheral clock enable in low power mode register
(RCC_AHB3LPENR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
5.3.18 RCC APB1 peripheral clock enable in low power mode register
(RCC_APB1LPENR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
5.3.19 RCC APB2 peripheral clock enabled in low power mode register
(RCC_APB2LPENR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
5.3.20 RCC Backup domain control register (RCC_BDCR) . . . . . . . . . . . . . . 129
5.3.21 RCC clock control & status register (RCC_CSR) . . . . . . . . . . . . . . . . 130
5.3.22 RCC spread spectrum clock generation register (RCC_SSCGR) . . . . 132
5.3.23 RCC PLLI2S configuration register (RCC_PLLI2SCFGR) . . . . . . . . . 133
5.3.24 RCC register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
6 General-purpose I/Os (GPIO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
6.1 GPIO introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138

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