Table 15. Flexible Swj-Dp Pin Assignment - ST STM32F205 series Reference Manual

Advanced arm-based 32-bit mcus

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General-purpose I/Os (GPIO)

Full SWJ (JTAG-DP + SW-DP) - Reset state

Full SWJ (JTAG-DP + SW-DP) but without

JTAG-DP Disabled and SW-DP Enabled

JTAG-DP Disabled and SW-DP Disabled

Configure the desired I/O as output or input in the GPIOx_MODER register.

Peripheral alternate function

For the ADC and DAC, configure the desired I/O as analog in the GPIOx_MODER

For other peripherals:

Configure the I/O pin used to output the Cortex

EVENTOUT is not mapped onto the following I/O pins: PC13, PC14, PC15, PH0, PH1 and

Please refer to the "Alternate function mapping" table in the datasheets for the detailed

mapping of the system and peripherals' alternate function I/O pins.

Table 15. Flexible SWJ-DP pin assignment

Available debug ports

Configure the desired I/O as an alternate function in the GPIOx_MODER register

Select the type, pull-up/pull-down and output speed via the GPIOx_OTYPER,

GPIOx_PUPDR and GPIOx_OSPEEDR registers, respectively

Connect the I/O to the desired AFx in the GPIOx_AFRL or GPIOx_AFRH register

-M3 EVENTOUT signal by connecting

RM0033 Rev 8

SWJ I/O pin assigned

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