UPLOAD INSTRUCTIONS FOR
EACHINE PRO58
In order to upload the new Firmware you need a tool called ST-Link and the STM32 ST-LINK utility
If you are sure that you want to use ACHILLES PLUS For Eachine PRO58 ,Please follow those steps.
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STEP 1
 
In order to upload the new Firmware you need a tool called ST-Link and the STM32 ST-LINK utility
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STEP 2
 
The connection
 Theres an alternative connection for SWCLK and SWDIO 

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Step 3
 
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Step 4
 
Upload the firmware from STM32 ST-LINK utility