Owner's Manual
Page 39
RS232 Pin Assignment GND GND RXD TXD RS232 Protocol • Communication Settings Connection settings Baud Rate: Data Bits: Parity Stop Bits Value 19200 8 None 1 • Command types To pop up the OSD menu and adjust the settings. • Control command Syntax (From PC to Projector) [H][AC][SoP][CRC][ID][SoM][COMMAND] • Example: Power ON Command (Send low byte firstly) --> 0xBE, 0xEF, 0x10, 0x05, 0x00, 0xC6, 0xFF, 0x11, 0x11, 0x01, 0x00, 0x01 • Control Commands List Go to support.dell.com to view the latest RS232 code. Specifications 39
RS232 Pin Assignment GND GND RXD TXD RS232 Protocol • Communication Settings Connection settings Baud Rate: Data Bits: Parity Stop Bits Value 19200 8 None 1 • Command types To pop up the OSD menu and adjust the settings. • Control command Syntax (From PC to Projector) [H][AC][SoP][CRC][ID][SoM][COMMAND] • Example: Power ON Command (Send low byte firstly) --> 0xBE, 0xEF, 0x10, 0x05, 0x00, 0xC6, 0xFF, 0x11, 0x11, 0x01, 0x00, 0x01 • Control Commands List Go to support.dell.com to view the latest RS232 code. Specifications 39
Dell 1800MP RS232 Protocol Pin Assignment (Facing Projector)
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e.g. NACK: System Status - Note: When the projector is sent by the projector. • Projector Response Lamp Hour: Byte0, Byte1, Byte2, Byte3 Byte0: 0x00 (Success) Byte1: 0x2F (the header of lamp hour) Byte2: LSB (Hex) Byte3: MSB (...*: 0-9 • Example: Version 1.5 --> "V1.5" --> 0x00, 0x30, 0x56, 0x31, 0x2E, 0x35 (Success, header of firmware version, 4 Bytes ASCII Code: "V*.*") www.dell.com | support.dell.com 0x01: Invalid command (on the control command list but not valid. card reader command while no card reader plug-in the standby mode, no acknowledgement (NACK) response is...
e.g. NACK: System Status - Note: When the projector is sent by the projector. • Projector Response Lamp Hour: Byte0, Byte1, Byte2, Byte3 Byte0: 0x00 (Success) Byte1: 0x2F (the header of lamp hour) Byte2: LSB (Hex) Byte3: MSB (...*: 0-9 • Example: Version 1.5 --> "V1.5" --> 0x00, 0x30, 0x56, 0x31, 0x2E, 0x35 (Success, header of firmware version, 4 Bytes ASCII Code: "V*.*") www.dell.com | support.dell.com 0x01: Invalid command (on the control command list but not valid. card reader command while no card reader plug-in the standby mode, no acknowledgement (NACK) response is...