mintisan edited a comment on issue #1287: blinky demo for STM32F4-Discovery not works on STM32F429I-Discovery URL: https://github.com/apache/mynewt-core/issues/1287#issuecomment-406872408 I tried to use `stm32f429discovery ` to re-build, but I can't load successfully after building. ``` ➜ blinking newt load stm32f429disc_blinky Loading app image into slot 1 Error: Downloading /Users/linjinhui/Github/mynewt/blinking/bin/targets/stm32f429disc_blinky/app/apps/blinky/blinky.img to 0x8020000 Open On-Chip Debugger 0.10.0 Licensed under GNU GPL v2 For bug reports, read http://openocd.org/doc/doxygen/bugs.html Info : The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD adapter speed: 2000 kHz adapter_nsrst_delay: 100 none separate srst_only separate srst_nogate srst_open_drain connect_deassert_srst Info : Unable to match requested speed 2000 kHz, using 1800 kHz Info : Unable to match requested speed 2000 kHz, using 1800 kHz Info : clock speed 1800 kHz Error: open failed in procedure 'init' called at file ".openocd_cmds", line 2 in procedure 'ocd_bouncer' load - Load application image on to the board for <target-name> Usage: newt load <target-name> [flags] Flags: --extrajtagcmd string Extra commands to send to JTAG software Global Flags: -h, --help Help for newt commands -j, --jobs int Number of concurrent build jobs (default 4) -l, --loglevel string Log level (default "WARN") -o, --outfile string Filename to tee output to -q, --quiet Be quiet; only display error output -s, --silent Be silent; don't output anything -v, --verbose Enable verbose output when executing commands ➜ blinking ``` ``` ➜ blinking newt target show targets/my_blinky_sim app=apps/blinky bsp=@apache-mynewt-core/hw/bsp/native build_profile=debug targets/nucleo_f401re_blinky app=apps/blinky bsp=@apache-mynewt-core/hw/bsp/nucleo-f401re build_profile=debug targets/nucleo_f401re_boot app=@apache-mynewt-core/apps/boot bsp=@apache-mynewt-core/hw/bsp/nucleo-f401re build_profile=optimized targets/stm32f429disc_blinky ## load failed app=apps/blinky bsp=@apache-mynewt-core/hw/bsp/stm32f429discovery build_profile=debug targets/stm32f429disc_boot app=@apache-mynewt-core/apps/boot bsp=@apache-mynewt-core/hw/bsp/stm32f429discovery build_profile=optimized targets/stm32f4disc_blinky app=apps/blinky bsp=@apache-mynewt-core/hw/bsp/stm32f4discovery build_profile=debug targets/stm32f4disc_boot app=@apache-mynewt-core/apps/boot bsp=@apache-mynewt-core/hw/bsp/stm32f4discovery build_profile=optimized ➜ blinking ```
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