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InFocus C85 - page 1
Version 1.0 REVISED VERIFIED n.a. APPROVED n.a. C85/C95/C105 ...
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InFocus C85 - page 2
Projector Control Page 2 Version 1. 1 SETTING UP .................................................................................................................................... 3 1.1 R S 232 C ONTROL C ABLE .......................................................................................................................................... ...
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InFocus C85 - page 3
Projector Control Page 3 Version 1. 1 SETTING UP To enable serial control, do the following: • Remove the check mark from “ Serial Mouse” in the Projector’s FEATURE MENU. This changes the Baudrate from 1200 to 9600 and turns of the Serial mouse data. • Connect the serial (COM) port from the Host to the RS232 connector on the projector 1.1 ...
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InFocus C85 - page 4
Projector Control Page 4 Version 1. 2 GENERAL This document describes the Communication Protocol between a Proxima® Projector and a Computer (Host). By using this connection the Host will be able control the projector. This document is HEX command based only and a regular Terminal program like hyperterminal etc. can therefore not directly be used ...
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InFocus C85 - page 5
Projector Control Page 5 Version 1. Currently there is only one type of body so the size is fixed to 0x0006. The CRC field contains the CRC of the message. The CRC algorithm is given in Appendix 1. To disable CRC set CRC_lo=0x00 and CRC_hi = 0x00. The Message Head – if the CRC are disabled – then looks like the following string: 0xBE 0xEF 0x80 ...
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InFocus C85 - page 6
Projector Control Page 6 Version 1. 5 COMMAND RETURN CODES The Serial protocol returns an acknowledgment (“return code”) for every packet sent. If the host sends a packet, then the projector acknowledge the receipt of this packet. The return codes are detailed in the table below. Command Return Code Name Return Code Value Description ACK 0x06 P ...
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InFocus C85 - page 7
Projector Control Page 7 Version 1. Host: 0xBE 0xEF 0x80 0x06 0x00 0x00 0x00 0x01 0x00 0x01 0x00 0x01 0x00 Example 5: Hex sequence for get Brightness Host: => 0xBE 0xEF 0x80 0x06 0x00 0xBD 0x70 0x02 0x00 0x11 0x00 0x00 0x00 <= Projector (70%) 0x1D 0x00 0xB2 Example 5: To get ASCII Information Set Parameter in the State String function Host: P ...
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InFocus C85 - page 8
Projector Control Page 8 Version 1. 6 TABLE OF FUNCTIONS Scr.dep = Source depended Function FuncNum F.type States Minimum Maximum Power 0x01 State 1 (On) 0 (Off) - - Reset 0x02 Execute - - - Tune 0x03 Adjust - 0 255 Width 0x04 Adjust - 0 4095 Horizontal position 0x05 Adjust - 0 4095 Vertical position 0x06 Adjust - 0 4095 ColorTemp 0x07 Adjust - 0 3 ...
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InFocus C85 - page 9
Projector Control Page 9 Version 1. Function FuncNum F.type States Minimum Maximum On screen display 0x30 State 1 (On) 0 (Off) - - Source 0x32 State 0 (VGA1) 1 (DVI1) 2 (S-VIDEO1) 3 (CVBS1) 4 (VGA2) 5 (DVI2) 6 (S-VIDEO2) 7 (CVBS2) - - Language 0x33 State 0 (English) 1(Japanese) 2(Norwegian) 3 ( Deutch) 4 (Italian) 5 (Spanish) 6 (Korean) 7 ( Simpl C ...
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InFocus C85 - page 10
Projector Control Page 10 Version 1. APPENDIX 1: CRC CALCUL ATION ALGORITHM The following ‘C’ code can be used to calculate the 16-bit CRC required for all packets. The CRC is contained in the packet header and is calculated for the entire packet (header plus body). The CRC calculation is performed with the CRC bytes of the packet header initia ...
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InFocus C85 - page 11
Projector Control Page 11 Version 1. // Lookup table used for hi-byte of CRC static const BYTE cCRCHiArray[] = { 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01,0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80,0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01,0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,0x40, 0 ...
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InFocus C85 - page 12
Projector Control Page 12 Version 1. // Lookup table used for low-byte of CRC static const BYTE cCRCLoArray[] = { 0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6,0x06, 0x07, 0xC7, 0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D,0xCD, 0x0F, 0xCF, 0xCE, 0x0E, 0x0A, 0xCA, 0xCB, 0x0B, 0xC9,0x09, 0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9, 0x1B, 0xDB, 0xDA,0x1A, ...
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