Revision Date Software Version Description of Change
1.0 21 January 2004 2.44.00 M or higher Initial version.
2
RS-232C CONTROL SPECIFICATIONS
SIM2 DOMINO 55M
1. Introduction
This document describes the communication and data formats used to control SIM2 DOMINO 55M via RSĀ232C port.
2. Connection
Switch off your Personal Computer and DOMINO 55M before connecting RS 232C cable.
Use a standard serial cable with 9 pin female to the Personal Computer and 9 pin male to the DOMINO 55M:
pin 2 connects to pin2, pin 3 to pin 3 and pin 5 to pin 5.
SIM2 DOMINO 55M RS-232C Port is described as follows.
SIM 2 DOMINO 55M E-LINK RS-232C Control Port:
D-SUB 9-pin
(female)
51
96
Switch on the Personal Computer and, after start up, switch on the DOMINO 55M.
Load a suitable communication software onto your Personal Computer, and set the Serial Port Parameters as
shown below.
Pin No Signal Definition
1 N/A Not used
2 TD Transmit data
3 RD Receive data
4 N/A Not used
5 GND Ground
6 N/A Not used
7 N/A Not used
8 N/A Not used
9 N/A Not used
Communication Parameters:
Parameter Value
Transfer Rate 19200 bps
Data Bits 8
Parity Bit None
Stop Bit 1
Flow Control None
Set Send Mode and Read Mode to HEX.
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RS-232C CONTROL SPECIFICATIONS
SIM2 DOMINO 55M
3. Communication Protocol
The communication protocol is packet oriented. Packets consists of Header and Payload.
There are two types of packets: Event and Operation.
The packet header size is fixed (7 bytes), while the packet payload type and content varies based on the
type of packet: Event payload size is 6 bytes, while Operation payload size is 25 bytes.
The entire packet size is variable, being the sum of the fixed-size packet header and variable-sized packet
payload: Event packet size is 13 bytes and Operation packet size is 32 bytes.
Header
All Packets use the same Packet Header format.
The Packet Header size is fixed at seven bytes.
0xEFBE is a fixed value that is used to insure packet alignment if there are partial packets received or byte
lost. The least-significant byte of the word (BE) is sent first, then the most-significant-byte (EF).
The Packet Type is a number (a byte in length) that defines the type of data in the packet.
The Packet Payload Size is a number (two bytes) that defines the size of the payload portion of the
packet. For a given Packet Type, Packet Size is fixed.
The Packet Checksum (two bytes) is the CRC value for the entire packet (Header and Payload).
0 1 2 3 4 5 6
BE EF
Packet Type Packet Payload Size Packet Checksum (CRC)
Payload
The packet payload format depends on the packet type.
The Event packet payload size is 6 bytes, while the Operation packet payload size is 25 bytes.
Event Packet Format:
0 1 2 3 4 5
Event
Operation Packet Format:
0 1 2 3 4 5 6 7 8 9 10 11 12
Op Type Op ID
13 14 15 16 17 18 19 20 21 22 23 24
00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00
00 00
Op Target
00 00
Op Value
0000
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RS-232C CONTROL SPECIFICATIONS
4. Commands
Remote Control Key Codes
The following commands send simulated Remote Control input to SIM2 DOMINO 55M.
Remote Control Keycodes:
Key Command
STAND BY
(1)
0
(2)
1
(2)
2
(2)
3
(2)
4
(2)
5
(2)
6
(2)
7
8
9
ESC
CURSOR UP
CURSOR LEFT
CURSOR RIGHT
CURSOR DOWN
MENU LEFT (-)
MENU RIGHT (+)
FREEZE
MEMORY
INFO
AUTO
ASPECT NORMAL
ASPECT ANAMORPHIC
ASPECT LETTERBOX
ASPECT PANORAMIC
ASPECT PIXEL TO PIXEL
ASPECT USER 1
ASPECT USER 2
ASPECT USER 3
VCR
BE EF 02 06 00 51 E4 48 01 00 00 00 00
BE EF 02 06 00 6B E6 52 01 00 00 00 00
BE EF 02 06 00 80 E5 49 01 00 00 00 00
BE EF 02 06 00 B3 E5 4A 01 00 00 00 00
BE EF 02 06 00 62 E4 4B 01 00 00 00 00
BE EF 02 06 00 D5 E5 4C 01 00 00 00 00
BE EF 02 06 00 04 E4 4D 01 00 00 00 00
BE EF 02 06 00 37 E4 4E 01 00 00 00 00
BE EF 02 06 00 E6 E5 4F 01 00 00 00 00
BE EF 02 06 00 89 E7 50 01 00 00 00 00
BE EF 02 06 00 58 E6 51 01 00 00 00 00
BE EF 02 06 00 0D E6 54 01 00 00 00 00
BE EF 02 06 00 DC E7 55 01 00 00 00 00
BE EF 02 06 00 EF E7 56 01 00 00 00 00
BE EF 02 06 00 3E E6 57 01 00 00 00 00
BE EF 02 06 00 C1 E6 58 01 00 00 00 00
BE EF 02 06 00 10 E7 59 01 00 00 00 00
BE EF 02 06 00 23 E7 5A 01 00 00 00 00
BE EF 02 06 00 F2 E6 5B 01 00 00 00 00
BE EF 02 06 00 45 E7 5C 01 00 00 00 00
BE EF 02 06 00 A7 E6 5E 01 00 00 00 00
BE EF 02 06 00 79 E2 60 01 00 00 00 00
BE EF 02 06 00 2A F4 83 01 00 00 00 00
BE EF 02 06 00 9D F5 84 01 00 00 00 00
BE EF 02 06 00 4C F4 85 01 00 00 00 00
BE EF 02 06 00 7F F4 86 01 00 00 00 00
BE EF 02 06 00 AE F5 87 01 00 00 00 00
BE EF 02 06 00 51 F5 88 01 00 00 00 00
BE EF 02 06 00 80 F4 89 01 00 00 00 00
BE EF 02 06 00 B3 F4 8A 01 00 00 00 00
BE EF 02 06 00 9B E3 62 01 00 00 00 00
SIM2 DOMINO 55M
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RS-232C CONTROL SPECIFICATIONS
SIM2 DOMINO 55M
Direct access codes
Goto Brightness
Goto Contrast
Goto Color
Goto Tint
(1)
When the unit is in Stand-by state, this command switches on the unit and the last source
memorised prior to switch off is automatically selected.
(2)
When the unit is in Stand-by state, this command switches on the unit and selects the corresponding
BE EF 02 06 00 C7 E1 7E 01 00 00 00 00
BE EF 02 06 00 16 E0 7F 01 00 00 00 00
BE EF 02 06 00 19 F4 80 01 00 00 00 00
BE EF 02 06 00 C8 F5 81 01 00 00 00 00
Source.
The response of the unit to a correct Remote Control Key Code consists of a single byte: 06.
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RS-232C CONTROL SPECIFICATIONS
SIM2 DOMINO 55M
Operation Codes
The following codes provide direct access to SIM2 DOMINO 55M User Interface operations not accessible via
a single Remote Control command.
The response of the unit to a correct Operation Code consists of the byte 1E followed by a copy of the
packet that has been sent to the unit, where, however:
- byte number 11 is set at 01,
- CRC (bytes number 6 and 7) has been altered accordingly.
0 1 2 3 4 5 6 7
1E BE EF
Packet Type Packet Payload Size Packet Checksum (CRC)
9
RS-232C CONTROL SPECIFICATIONS
SIM2 DOMINO 55M
8 9 10 11 12 13 14 15 16 17 18 19 20
Op Type Op ID
21 22 23 24 25 26 27 28 29 30 31 32
01 00
Op Target
00 00
Value
0000
00 00 00 00 00 00 00 00 00 00 00 00
Get Codes
Get Commands may be used to get the current value of DOMINO 55M parameters.
The response to a correct Get Command consists of 33 byte packet, where Byte Number 11 contains the
Validation Code (01) and bytes Number 17 and Number 18 the requested value (the least-significant byte of
the value being sent first). Of course CRC (bytes number 6 and 7) has been altered accordingly.
Returned value is indeterminate when the unit is in No Signal state.
Returned value may be different from the value displayed on the OSD, as in the latter, the values have
been normalized to the 0-100 range.
(2)
Returned value is valid only when Video, S-Video, RGBS 15 kHz, YCrCb 15 kHz or YcrCb 32 kHz
signals are displayed. Returned value is indeterminate when other signals are displayed and when the
unit is in No Signal state.
(3)
Returned value is valid only when Video (NTSC), S-Video (NTSC), RGBS 15 kHz, YCrCb 15 kHz
signals are displayed. Returned value is indeterminate when other signals are displayed and when the
unit is in No Signal state.
(4)
Table below associates OSD labels with returned values:
Color Temperature
OSD
Label
High
Medium
Low
User
(5)
Table below associates OSD labels with returned values:
Returned
value
24
25
26
27
Gamma
OSD
Label
Film
Film 1
Video
Video 1
Graphics
(6)
Table below associates OSD labels with returned values:
Returned
value
10
0B
0D
0F
0C
Memory
OSD
Label
0 (Auto)
1
2
3
Returned
value
00
01
02
03
5. Examples
1. Send the simulated "SWITCH ON FROM STAND-BY AND SELECT SOURCE" Remote Control
keycode.
Remote Control allows Switching on from Stand-by via one of the keys "1", "2" ... "7".
Send, for instance, the code relative to key "1":
BEEF02060080E5490100000000.
The DOMINO 55M switches on and selects Input 1.
The DOMINO 55M returns the response code: 06 (Acknowledged with no error).
NOTE: Commands that simulate keys "1", "2" ... "7" switch on the unit and select the corresponding
Source.
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RS-232C CONTROL SPECIFICATIONS
SIM2 DOMINO 55M
Command that simulate key 0 switches on the unit: the last source memorised prior to switch off is
automatically selected.
2. Send the simulated "MENU RIGHT" Remote Control keycode.
Send the packet:
BEEF02060023E75A0100000000.
The OnScreen Display appers on the screen.
The DOMINO 55M returns the response code: 06 (Acknowledged with no error).
3. Send the "SET ASPECT ANAMORPHIC" Operation Code.
Send the packet:
BEEF0206009DF5840100000000.
The Aspect Ratio changes to Anamorphic.
The DOMINO 55M returns the response code: 06 (Acknowledged with no error).
Send the packet:
BEEF0319005B0C01820800000000000008000000000000000000000000000000
Wait for the return code and add an additional delay of 50 ms.
Send the the code relative to the Key to which Input 3 has been assigned: for instance if the key is "3"
the code is:
BEEF02060062E44B0100000000
6. Warnings
When the number of bytes sent to the DOMINO 55M is greater than indicated for the Command (32 bytes
for Operation Packets and 13 bytes for Event Packets), excess data will be ignored.
Conversely, if number of bytes sent to the DOMINO 55M is smaller than required by the Communication
Protocol, the command may be ignored.
Command execution time may vary from few milliseconds to 500 milliseconds, depending on the operation
that have been requested.
If the unit is busy when a command is sent, the unit may not accept the command. If several commands are
to be sent one after the other, sufficient time between them should be allowed.
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