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vfd_driver [2016/02/02 13:15] – [pinout] correct AUX pin kingkevinvfd_driver [2024/01/07 17:49] (current) – external edit 127.0.0.1
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 The hardware used to control this VFD is a [[stm32f1xx#system_board|STM32F1 development board]], based on a [[http://www.st.com/web/catalog/mmc/FM141/SC1169/SS1031/LN1565/PF164476|STM32F103C8T6]] micro-controller (32-bit ARM Cortex M3, 72MHz). The hardware used to control this VFD is a [[stm32f1xx#system_board|STM32F1 development board]], based on a [[http://www.st.com/web/catalog/mmc/FM141/SC1169/SS1031/LN1565/PF164476|STM32F103C8T6]] micro-controller (32-bit ARM Cortex M3, 72MHz).
  
-The firmware is available [[https://git.cuvoodoo.info/kingkevin/firefly_condcutor|here]].+The firmware is available [[https://git.cuvoodoo.info/firefly_condcutor|here]].
 It : It :
   * starts by testing all segments of the VFD   * starts by testing all segments of the VFD
Line 197: Line 197:
 | GPIO | PA4 | 6 | NLE | | GPIO | PA4 | 6 | NLE |
 | GPIO | PA6 | 7 | STR | | GPIO | PA6 | 7 | STR |
-| | | 8 | NC |+| | | 8 | AUX |
  
 The VPP and GND pins to drive the VFD segments are provided using an external power supply. The VPP and GND pins to drive the VFD segments are provided using an external power supply.
 I use a [[http://www.aliexpress.com/item/120W-DC-DC-Boost-Converter-10-32V-to-36-60V-48V-54V-4A-Step-Up-Adjustable/1414029224.html|boost converter]] and set it to 50V. I use a [[http://www.aliexpress.com/item/120W-DC-DC-Boost-Converter-10-32V-to-36-60V-48V-54V-4A-Step-Up-Adjustable/1414029224.html|boost converter]] and set it to 50V.
vfd_driver.1454418909.txt.gz · Last modified: 2024/01/07 17:49 (external edit)