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Larger at32f403a PMA area#3757

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Larger at32f403a PMA area#3757
rhgndf wants to merge 1 commit into
hathach:masterfrom
rhgndf:at32f403a_larger_pma

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@rhgndf rhgndf commented Jul 6, 2026

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Without CAN1/CAN2 enabled this can go up to 1280, but 768 is the max safe size if both are enabled.

@rhgndf rhgndf changed the title Larger AT32 FSDEV PMA area Larger at32f403a PMA area Jul 6, 2026
@rhgndf rhgndf force-pushed the at32f403a_larger_pma branch from 6540c85 to 3beaa79 Compare July 6, 2026 08:21
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Hardware-in-the-loop (HIL) Test Report

hfp.json

✅ 52 passed · ❌ 0 failed · ⚪ 0 skipped · blank not run

Board cdc_dual_ports cdc_msc dfu cdc_msc_throughput audio_test_freertos dfu_runtime cdc_msc_freertos hid_boot_interface msc_dual_lun hid_generic_inout printer_to_cdc midi_test mtp
stm32l412nucleo ✅ CDC 628k/409k MSC 820k/761k
stm32f746disco ✅ CDC 13.2M/10M MSC 14.6M/28.7M
stm32f746disco-DMA ✅ CDC 13.8M/9.8M MSC 15.7M/30.9M
lpcxpresso43s67 ✅ CDC 12.9M/11.4M MSC 30.6M/33M

tinyusb.json

✅ 317 passed · ❌ 22 failed · ⚪ 11 skipped · blank not run

Board cdc_dual_ports cdc_msc dfu cdc_msc_throughput audio_test_freertos dfu_runtime cdc_msc_freertos hid_boot_interface msc_dual_lun hid_generic_inout printer_to_cdc midi_test mtp host_info_to_device_cdc cdc_msc_hid msc_file_explorer msc_file_explorer_freertos device_info hid_composite_freertos
ek_tm4c123gxl ✅ CDC 591k/913k MSC 898k/889k
espressif_p4_function_ev rd 409KB/s
espressif_p4_function_ev-DMA rd 409KB/s
espressif_s3_devkitm rd 409KB/s
espressif_s3_devkitm-DMA
feather_nrf52840_express ✅ CDC 464k/413k MSC 547k/406k
max32666fthr ✅ CDC 7M/12.2M MSC 14M/15.2M
metro_m4_express ✅ CDC 431k/355k MSC 576k/568k
mimxrt1015_evk ✅ CDC 14.8M/6.6M MSC 23.4M/17.5M
mimxrt1064_evk ✅ CDC 22.3M/15.7M MSC 33.6M/31.3M rd 1361KB/s rd 1358KB/s
lpcxpresso11u37 ✅ CDC 417k/342k MSC 470k/460k
ra4m1_ek ✅ CDC 562k/412k MSC 561k/407k
raspberry_pi_pico ✅ CDC 619k/484k MSC 730k/938k rd 62KB/s rd 62KB/s
raspberry_pi_pico_w rd 1106KB/s rd 1022KB/s
raspberry_pi_pico2 rd 1110KB/s rd 1022KB/s
adafruit_fruit_jam ✅ CDC 678k/576k MSC 880k/909k rd 62KB/s rd 62KB/s
stm32f072disco ✅ CDC 559k/352k MSC 677k/514k
stm32f407disco ✅ CDC 872k/557k MSC 936k/953k
stm32f723disco ✅ CDC 632k/467k MSC 568k/550k rd 18078KB/s rd 4096KB/s
stm32f723disco-DMA ✅ CDC 508k/511k MSC 515k/511k rd 19418KB/s rd 4096KB/s
stm32h743nucleo ✅ CDC 977k/1M MSC 1M/1M
stm32h743nucleo-DMA ✅ CDC 775k/901k MSC 676k/958k
stm32g0b1nucleo ✅ CDC 753k/529k MSC 610k/542k
stm32l476disco ✅ CDC 753k/496k MSC 962k/935k
stm32u083nucleo ✅ CDC 655k/510k MSC 726k/551k
nanoch32v203-fsdev
nanoch32v203-usbfs
ch32v103r_r1_1v0 ✅ CDC 640k/532k MSC 878k/532k
ch582m_evt ✅ CDC 230k/221k MSC 469k/510k

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MemBrowse Memory Report

Top 10 targets by memory change (%) (out of 2404 targets) View Project Dashboard →

target .text .rodata .data .bss total % diff
at_start_f413/dfu_runtime 12,224 → 12,240 (+16) 13,164 → 13,180 (+16) +0.1%
at32f403a_weact_blackpill/dfu_runtime 12,224 → 12,240 (+16) 13,184 → 13,200 (+16) +0.1%
at_start_f413/hid_generic_inout 13,360 → 13,376 (+16) 14,128 → 14,144 (+16) +0.1%
at32f403a_weact_blackpill/hid_generic_inout 13,360 → 13,376 (+16) 14,148 → 14,164 (+16) +0.1%
at_start_f413/dfu 13,080 → 13,096 (+16) 14,228 → 14,244 (+16) +0.1%
at32f403a_weact_blackpill/dfu 13,080 → 13,096 (+16) 14,248 → 14,264 (+16) +0.1%
at_start_f413/hid_multiple_interface 13,992 → 14,008 (+16) 14,932 → 14,948 (+16) +0.1%
at_start_f413/hid_boot_interface 14,048 → 14,064 (+16) 14,944 → 14,960 (+16) +0.1%
at32f403a_weact_blackpill/hid_multiple_interface 14,000 → 14,016 (+16) 14,960 → 14,976 (+16) +0.1%
at32f403a_weact_blackpill/hid_boot_interface 14,056 → 14,072 (+16) 14,972 → 14,988 (+16) +0.1%

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