diff options
Diffstat (limited to 'klippy')
| -rw-r--r-- | klippy/extras/display.py | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/klippy/extras/display.py b/klippy/extras/display.py index e68c3db7..00a4777d 100644 --- a/klippy/extras/display.py +++ b/klippy/extras/display.py @@ -161,7 +161,9 @@ HD44780_chars = [ # ST7920 (128x64 graphics) lcd chip ###################################################################### -ST7920_DELAY = .000020 # Spec says 72us, but faster is possible in practice +# Spec says 72us, but faster is possible in practice +ST7920_CMD_DELAY = .000020 +ST7920_SYNC_DELAY = .000045 class ST7920: char_right_arrow = '\x1a' @@ -182,7 +184,6 @@ class ST7920: self.mcu = mcu self.oid = self.mcu.create_oid() self.mcu.add_config_object(self) - self.chip_delay = config.getfloat('chip_delay', ST7920_DELAY, minval=0.) self.send_data_cmd = self.send_cmds_cmd = None self.is_extended = False # framebuffers @@ -195,9 +196,10 @@ class ST7920: def build_config(self): self.mcu.add_config_cmd( "config_st7920 oid=%u cs_pin=%s sclk_pin=%s sid_pin=%s" - " delay_ticks=%d" % ( + " sync_delay_ticks=%d cmd_delay_ticks=%d" % ( self.oid, self.pins[0], self.pins[1], self.pins[2], - self.mcu.seconds_to_clock(self.chip_delay))) + self.mcu.seconds_to_clock(ST7920_SYNC_DELAY), + self.mcu.seconds_to_clock(ST7920_CMD_DELAY))) cmd_queue = self.mcu.alloc_command_queue() self.send_cmds_cmd = self.mcu.lookup_command( "st7920_send_cmds oid=%c cmds=%*s", cq=cmd_queue) |