Split from old thread Nucleo-H755ZI-Q How can I resolve ST-Link "No device found on target" error? - which is solved.
i am using same mcu i have this error in the begining like target dectection now that target is dectecing problem is resolved but now getting this issue
STMicroelectronics ST-LINK GDB server. Version 7.11.0
Copyright (c) 2025, STMicroelectronics. All rights reserved.
Starting server with the following options:
Persistent Mode : Disabled
Logging Level : 1
Listen Port Number : 61234
Status Refresh Delay : 15s
Verbose Mode : Disabled
SWD Debug : Enabled
InitWhile : Enabled
Waiting for debugger connection...
Debugger connected
Waiting for debugger connection...
Debugger connected
Waiting for debugger connection...
-------------------------------------------------------------------
STM32CubeProgrammer v2.20.0
-------------------------------------------------------------------
Log output file: C:\Users\kavya\AppData\Local\Temp\STM32CubeProgrammer_a01920.log
ST-Link Server is running on port : 7184
ST-LINK SN : 34FF6B064154343122480157
ST-LINK FW : V2J46S7
Board : --
Voltage : 2.63V
SWD freq : 4000 KHz
Connect mode: Under Reset
Reset mode : Hardware reset
Device ID : 0x450
Revision ID : Rev V
Device name : STM32H7xx
Flash size : 2 MBytes
Device type : MCU
Device CPU : Cortex-M7/M4
BL Version : 0x92
Opening and parsing file: ST-LINK_GDB_server_a01920.srec
Memory Programming ...
File : ST-LINK_GDB_server_a01920.srec
Size : 3.14 KB
Address : 0x08100000
Erasing memory corresponding to segment 0:
Erasing internal memory sector 8
Error: failed to erase memory
Error: failed to erase memory
Encountered Error when opening C:\ST\STM32CubeIDE_1.17.0\STM32CubeIDE\plugins\com.st.stm32cube.ide.mcu.externaltools.cubeprogrammer.win32_2.2.200.202503041107\tools\bin\STM32_Programmer_CLI.exe
Error in STM32CubeProgrammer
-------------------------------------------------------------------
STM32CubeProgrammer v2.20.0
-------------------------------------------------------------------
Log output file: C:\Users\kavya\AppData\Local\Temp\STM32CubeProgrammer_a01920.log
ST-Link Server is running on port : 7184
ST-LINK SN : 34FF6B064154343122480157
ST-LINK FW : V2J46S7
Board : --
Voltage : 2.63V
SWD freq : 4000 KHz
Connect mode: Under Reset
Reset mode : Hardware reset
Device ID : 0x450
Revision ID : Rev V
Device name : STM32H7xx
Flash size : 2 MBytes
Device type : MCU
Device CPU : Cortex-M7/M4
BL Version : 0x92
Opening and parsing file: ST-LINK_GDB_server_a01920.srec
Memory Programming ...
File : ST-LINK_GDB_server_a01920.srec
Size : 14.89 KB
Address : 0x08000000
Erasing memory corresponding to segment 0:
Erasing internal memory sector 0
Error: failed to erase memory
Error: failed to erase memory
Encountered Error when opening C:\ST\STM32CubeIDE_1.17.0\STM32CubeIDE\plugins\com.st.stm32cube.ide.mcu.externaltools.cubeprogrammer.win32_2.2.200.202503041107\tools\bin\STM32_Programmer_CLI.exe
Error in STM32CubeProgrammer
Shutting down...
Exit.
inside the program clock configuration
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
RCC_OscInitStruct.HSIState = RCC_HSI_DIV1;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
RCC_OscInitStruct.PLL.PLLM = 4;
RCC_OscInitStruct.PLL.PLLN = 10;
RCC_OscInitStruct.PLL.PLLP = 2;
RCC_OscInitStruct.PLL.PLLQ = 128;
RCC_OscInitStruct.PLL.PLLR = 2;
RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_3;
RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOMEDIUM;
RCC_OscInitStruct.PLL.PLLFRACN = 0;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** Initializes the CPU, AHB and APB buses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2
|RCC_CLOCKTYPE_D3PCLK1|RCC_CLOCKTYPE_D1PCLK1;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV1;
RCC_ClkInitStruct.APB3CLKDivider = RCC_APB3_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_APB2_DIV1;
RCC_ClkInitStruct.APB4CLKDivider = RCC_APB4_DIV1;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
{
Error_Handler();
}
Edited to apply source code formatting - please see How to insert source code for future reference.
