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tmc2208: Improve error handling 

Configure the tmc2208 during the 'connect' phase so that a problem
during configuration is properly raised as a config error.  Catch
errors during DUMP_TMC and raise them as g-code errors.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2018-09-30 10:57:47 -04:00
parent 864918b1f9
commit 8c2991ceac
1 changed files with 5 additions and 2 deletions
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7
klippy/extras/tmc2208.py
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@ -192,7 +192,7 @@ class TMC2208:
self.tmcuart_send_cmd = self.mcu.lookup_command( self.tmcuart_send_cmd = self.mcu.lookup_command(
"tmcuart_send oid=%c write=%*s read=%c", cq=cmd_queue) "tmcuart_send oid=%c write=%*s read=%c", cq=cmd_queue)
def printer_state(self, state): def printer_state(self, state):
if state == 'ready': if state == 'connect':
for reg_name, val in self.init_regs.items(): for reg_name, val in self.init_regs.items():
self.set_register(reg_name, val) self.set_register(reg_name, val)
def get_register(self, reg_name): def get_register(self, reg_name):
@ -225,7 +225,10 @@ class TMC2208:
gcode = self.printer.lookup_object('gcode') gcode = self.printer.lookup_object('gcode')
logging.info("DUMP_TMC %s", self.name) logging.info("DUMP_TMC %s", self.name)
for reg_name in ReadRegisters: for reg_name in ReadRegisters:
val = self.get_register(reg_name) try:
val = self.get_register(reg_name)
except self.printer.config_error as e:
raise gcode.error(str(e))
msg = "%-15s %08x" % (reg_name + ":", val) msg = "%-15s %08x" % (reg_name + ":", val)
logging.info(msg) logging.info(msg)
gcode.respond_info(msg) gcode.respond_info(msg)