I think we need the following information…
This is only an example from a vfc.conf file !!!
vfd_gpio_clk=‘0,65,0’
vfd_gpio_dat=‘0,64,0’
vfd_gpio_stb=‘1,10,0’
vfd_chars=‘4,3,2,1,0’
vfd_dot_bits=‘0,1,2,3,4,5,6’
vfd_display_type=‘0x01,0x00,0x00,0x00’