Search found 4 matches
- Fri Aug 21, 2020 4:30 am
- Forum: Geeetech A20M
- Topic: Upgrade A20M/ A10M to 32 bit MAin Board.... ANY one?
- Replies: 21
- Views: 45614
Re: Upgrade A20M/ A10M to 32 bit MAin Board.... ANY one?
Rather than replace the mainboard with a 32bit variety, I opted to just use Klipper on my A20, keep the 8 bit board and replace the drivers with TMC2209s. Klipper flashes very basic I/O code to the mainboard and does all the kinematic/planning on a Raspberry PI which makes it extremely fast and ...
- Sun Aug 16, 2020 8:37 am
- Forum: Geeetech A20M
- Topic: Klipper Firmware LCD config
- Replies: 3
- Views: 5241
Re: Klipper Firmware LCD config
This is resolved - for those searching on how to make Klipper work with the A20M LCD :
[display]
lcd_type: st7920
cs_pin: ar5
sclk_pin: ar21
sid_pin: ar36
encoder_pins: ^ar16,^ar17
click_pin: ^ar19
[output_pin beeper]
pin: ar18
The GT2560v3 schematic is useless, had to derive this from digging ...
[display]
lcd_type: st7920
cs_pin: ar5
sclk_pin: ar21
sid_pin: ar36
encoder_pins: ^ar16,^ar17
click_pin: ^ar19
[output_pin beeper]
pin: ar18
The GT2560v3 schematic is useless, had to derive this from digging ...
- Tue Jul 28, 2020 10:52 pm
- Forum: Geeetech A20M
- Topic: Klipper Firmware LCD config
- Replies: 3
- Views: 5241
Re: Klipper Firmware LCD config
Someone else on this forum mentions that he got it working, but unfortunately didn't post how.
#[display]
#lcd_type: hd44780
#rs_pin: ar20
#e_pin: ar36
#d4_pin: ar21
#d5_pin: ar21
#d6_pin: ar5
#d7_pin: ar6
#encoder_pins: ^ar16, ^ar17
#click_pin: ^!ar19
Basically I need pin definitions for the ...
#[display]
#lcd_type: hd44780
#rs_pin: ar20
#e_pin: ar36
#d4_pin: ar21
#d5_pin: ar21
#d6_pin: ar5
#d7_pin: ar6
#encoder_pins: ^ar16, ^ar17
#click_pin: ^!ar19
Basically I need pin definitions for the ...
- Tue Jul 28, 2020 12:35 pm
- Forum: Geeetech A20M
- Topic: Klipper Firmware LCD config
- Replies: 3
- Views: 5241
Klipper Firmware LCD config
Does anyone have the appropriate LCD configuration section for setting up Klipper firmware on the A20M? Maybe an updated schematic for the GT2560v3 and LCD panel would also work.
thanks!
-W
thanks!
-W