3diy
/
klipper
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

lcd_st7920: Only calibrate wait ticks on mcus with strict timing 

The calibration isn't valid on the linux mcu, so make it dependent on
CONFIG_HAVE_STRICT_TIMING.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2020-05-25 00:38:32 -04:00
parent 98192d710f
commit 0cbb8fdc9a
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/lcd_st7920.c
View File

@ -106,6 +106,12 @@ command_config_st7920(uint32_t *args)
s->sid = gpio_out_setup(args[3], 0);
gpio_out_setup(args[1], 1);
if (!CONFIG_HAVE_STRICT_TIMING) {
s->sync_wait_ticks = args[4];
s->cmd_wait_ticks = args[5];
return;
}
// Calibrate cmd_wait_ticks
st7920_xmit_byte(s, SYNC_CMD);
st7920_xmit_byte(s, 0x20);