STM32F051R8T6TR STMicroelectronics, STM32F051R8T6TR Datasheet - Page 15

• Manufacturer Part Number: STM32F051R8T6TR
• Description: STM32 Series 32-bit 64 kB Flash 8 kB RAM ARM Based Microcontroller - LQFP-64
• Manufacturer: STMicroelectronics

STM32F051x
Figure 2.
3.7
Several prescalers allow the application to configure the frequency of the AHB and the APB
domains. The maximum frequency of the AHB and the APB domains is 48 MHz.
Clock tree
General-purpose inputs/outputs (GPIOs)
Each of the GPIO pins can be configured by software as output (push-pull or open-drain), as
input (with or without pull-up or pull-down) or as peripheral alternate function. Most of the
GPIO pins are shared with digital or analog alternate functions.
Doc ID 022265 Rev 3
Functional overview
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