Elo TouchSystems ET1229L Series User Manual page 235

PASS-THRU COMMAND SET (LD9100-PT, LD9100X-PT):
All software commands of the non-pass-thru single sided model are
available with following additional commands for pass-thru and
double-sided display control. When power is turned on or after a
reset command has been initiated, all text is displayed on the pole
display.
Extended Pass-thru Command Set is available as option.
Standard Pass-thru Command Set
1. Data to Peripheral <01>, (01), <^A>:
All data following this command will be sent to the peripheral until
a "Data to Display" command is received.
2. Data to Display <21><23><02>, (33)(35)(02), {!}{#}{^B}:
All data following this command will be sent to the pole display
until a "Data to Peripheral" command is received.
Extended Pass-thru Command Set
1. Data to Peripheral <01><1C><1D><1E>, (01)(28)(29)(30):
All data following this command will be sent to the peripheral until
a "Data to Display" command is received.
2. Data to Display <17><18><19><02>, (23)(24)(25)(02):
All data following this command will be sent to the pole display
until a "Data to Peripheral" command is received.
13