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SRP-X500P RS-232C Interface Manual
Digital Powered Mixer
SRP-X500P
RS-232C Interface Manual
1st Edition
© ©2 20 00 05 5 S So on ny y C Co or rp po or ra attiio on n
Page 1/43
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SRP-X500P RS-232C Interface Manual Table of Contents 1. OVERVIEW .............................................................................................................. 3 1.1 ABOUT THIS MANUAL ............................................................................................. 3 1.2 CONNECTING THE SRP-X500P TO A COMPUTER ..................................................... 3 1.3 COMMUNICATION FORMAT ...........................................................................
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SRP-X500P RS-232C Interface Manual 1. Overview 1.1 About This Manual This manual is the Interface Manual for the Sony SRP-X500P Digital Powered Mixer. The protocol explained in this manual is designed for controlling the SRP-X500P Digital Powered Mixer from an externally connected computer. This manual should be used together with the Operating Instructions and the User’s Guide. Note The material contained in this manual consists of information that is the property of Sony Corporation
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SRP-X500P RS-232C Interface Manual 1.3 Communication Format The communication format is described below. Baud rate : 38,400 bps Communication mode : Half-duplex start stop system (asynchronous) Data length : 8 bits Parity bit : odd Stop bit : 1 bit Flow control : None 1.4 Communication Protocol The communication protocol is described below. ・When the SRP-X500P successfully receives a command from the computer, the SRP-X500P returns an ACK (Acknowledge). When the SRP-X500
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SRP-X500P RS-232C Interface Manual 1.7 Handshake Codes ACK : 0x41 ( ‘A’ ) When the SRP-X500P has received a command from an external computer and has processed it successfully, it returns an ACK to the computer as notification that the command has been executed. There are cases when other data are added to and returned with the ACK, depending on the command. See “2. Command Reference” (page 6) for details. NAK : 0x4E ( ‘N’ ) When the SRP-X500P fails to process a command sent by an exte
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SRP-X500P RS-232C Interface Manual 2. Command Reference 2.1 Basic Control Commands The following commands are provided to perform basic control on the SRP-X500P such as volume level control and channel input selection. 2.1.1 AV/RGB INPUT SELECT : 0x43 0x53 0x45 0x4C (‘CSEL’) This command is used to select the channel input from the AV/RGB INPUT connectors (A to E). Packet format 0x43 0x53 0x45 0x4C “parameter” 0x0D ♦ Parameter The parameter consists of 1 byte of data, as shown i
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SRP-X500P RS-232C Interface Manual Return packet format When the SRP-X500P receives a command successfully, the parameter is returned together with an ACK (0x41 (‘A’)) in the order shown below. 0x41 “parameter” 0x0D The parameter is the same as that of the AV/RGB INPUT SELECT command. Example When channel B input from among the AV/RGB INPUT connectors is selected 0x41 0x32 0x0D (‘A 2 CR’) 2.1.3 INPUT FADER : 0x43 0x50 0x4D 0x35 (‘CPM5’) This command is used to set the inpu
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SRP-X500P RS-232C Interface Manual • FADER (1st-6th byte) The level for each fader can be specified (in dB units). The parameter and levels are as shown in the following table. Level Level Level Level - ∞ 0x30 (‘0’) -20.0 0x40 (‘@’) -4.5 0x50 (‘P’) +3.5 0x60 (‘`’) -70.0 0x31 (‘1’) -19.0 0x41 (‘A’) -4.0 0x51 (‘Q’) +4.0 0x61 (‘a’) -60.0 0x32 (‘2’) -18.0 0x42 (‘B’) -3.5 0x52 (‘R’) +4.5 0x62 (‘b’) -55.0 0x33 (‘3’) -17.0 0x43 (‘C’) -3.0 0x53 (‘S’) +5.0 0x63 (‘c’) -50.0 0x34 (‘4’) -16.0 0x
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SRP-X500P RS-232C Interface Manual 2.1.5 OUTPUT FADER : 0x43 0x50 0x4D 0x40 (‘CPM@’) This command is used to set the level of the output faders. The parameter specified by this command functions in the same way as the output faders in the OVER VIEWscreen of the SRP-X500P Manager. Packet format 0x43 0x50 0x4D 0x40 “parameter” 0x0D ♦ Parameter The parameter consists of 8 bytes of data in the order shown in the following table. Byte Parameter 1st SPEAKER OUTPUT 1 FADER 2nd SPEAK
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SRP-X500P RS-232C Interface Manual Return packet format When the SRP-X500P receives the command successfully, the parameter is returned together with an ACK (0x41 (‘A’)) in the order shown below. 0x41 “parameter” 0x0D The parameter consists of 8 bytes of data and is the same as that of the OUTPUT FADER command. 2.1.7 REMOTE 1-6 LEVEL : 0x43 0x4C 0x56 0x4C (‘CLVL’) This command is used to set the level of the REMOTE faders. The level of the REMOTE faders are reset to 0 dB when the
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SRP-X500P RS-232C Interface Manual • LEVEL (2nd byte) The level for each fader can be specified (in dB units). The parameter and the level are as shown in the following table. Level Level Level - ∞ 0x30 (‘0’) -20.0 0x40 (‘@’) -4.5 0x50 (‘P’) -70.0 0x31 (‘1’) -19.0 0x41 (‘A’) -4.0 0x51 (‘Q’) -60.0 0x32 (‘2’) -18.0 0x42 (‘B’) -3.5 0x52 (‘R’) -55.0 0x33 (‘3’) -17.0 0x43 (‘C’) -3.0 0x53 (‘S’) -50.0 0x34 (‘4’) -16.0 0x44 (‘D’) -2.5 0x54 (‘T’) -45.0 0x35 (‘5’) -15.0 0x45 (‘E’) -2.0 0x55 (
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SRP-X500P RS-232C Interface Manual ♦ Parameter The parameter consists of 7 bytes of data in the order shown in the following table. Byte Parameter 1st MASTER VOLUME LEVEL 2nd REMOTE 1 LEVEL 3rd REMOTE 2 LEVEL 4th REMOTE 3 LEVEL 5th REMOTE 4 LEVEL 6th REMOTE 5 LEVEL 7th REMOTE 6 LEVEL • MASTER VOLUME LEVEL (1st byte) The master volume level is shown (in dB units). The correspondence of the parameter with the level setting is the same as that of the FADER parameter of the INPUT FA
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SRP-X500P RS-232C Interface Manual 2.1.10 MASTER VOLUME DOWN : 0x43 0x4C 0x56 0x2D (‘CLV-’) This command is used to turn down the master volume. When this command is transmitted, the volume level decreases continuously. When the MASTER VOLUME STOP command (page 13) is transmitted, the volume level stops decreasing. To read the control status of the MASTER VOLUME motor from the SRP-X500P, use the STATUS REQUEST command (page 23). To read the master volume level setting from the SRP-X50
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SRP-X500P RS-232C Interface Manual 2.1.12 MUTING : 0x43 0x4D 0x55 0x54 (‘CMUT’) This command is used to turn off the specified channel (“Muting on”) or turn the channel back on (“Muting off”). The parameter specified in this command for the MIC 1/2/WL 1/2 INPUT, MIC 3/4 INPUT, LINE INPUT, AV/RGB INPUT, SPEAKER OUTPUT 1-4, and LINE OUTPUT 1-4 channels function in the same way as the MUTING buttons in the BLOCK screen and the OVER VIEW screen of the SRP-X500P Manager. Note This command ca
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SRP-X500P RS-232C Interface Manual Example To turn off REMOTE fader 1(“Muting on”): 0x43 0x4D 0x55 0x54 0x42 0x41 0x0D (‘C M U T B A CR’) 2.1.13 MUTING PARAMETER REQUEST : 0x52 0x4D 0x55 0x54 (‘RMUT’) This command is used to read the muting status of the SRP-X500P. Packet format 0x52 0x4D 0x55 0x54 0x0D Return packet format When the SRP-X500P receives the command successfully, the parameter is returned together with an ACK (0x41 (‘A’)) in the order shown below. 0x41 “param
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SRP-X500P RS-232C Interface Manual • LINE OUTPUT MUTING (3rd byte) Shows the muting status of the LINE OUTPUT channels in the form of 8 bits of data. The bit is 0 for a channel which is not turned off (“Muting off”) and 1 for a channel which is turned off (“Muting on”). MSB LSB bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 0 1 0 0 CH4 CH3 CH 2 CH 1 • MASTER MUTING (4th byte) Shows the muting setting of the master volume. The parameter and the muting setting are as shown in the
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SRP-X500P RS-232C Interface Manual 2.1.14 PROJECTOR ON/STANDBY : 0x43 0x50 0x4A 0x50 (‘CPJP’) This command is used to change the power status (on or standby status) of the projector connected to the PROJECTOR CONTROL connector. Packet format 0x43 0x50 0x4A 0x50 “parameter” 0x0D ♦ Parameter The parameter consists of 1 byte of data. Byte Parameter 1st PROJECTOR CONTROL REQUEST • PROJECTOR CONTROL REQUEST (1st byte) Specify the power status of the projector. The parameter and
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SRP-X500P RS-232C Interface Manual • PROJECTOR ON/STANDBY INDICATOR (1st byte) Shows the status of the PROJECTOR ON/STANDBY POWER switch. The parameter and the status of the PROJECTOR ON/STANDBY POWER switch are as shown in the following table. PROJECTOR ON/STANDBY INDICATOR STANDBY (The switch lights up red.) 0x30 (‘0’) ON (The switch lights up red.) 0x31 (‘1’) Cool off before entering STANDBY (the switch flashes green.) 0x32 (‘2’) Example When the projector is cooling off befor
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SRP-X500P RS-232C Interface Manual 2.1.17 SCENE RECALL PARAMETER REQUEST : 0x52 0x52 0x43 0x4C (‘RRCL’) This command is used to read the recalled scene number from the SRP-X500P. Packet format 0x52 0x52 0x43 0x4C 0x0D Return packet format When the SRP-X500P receives the command successfully, the parameter is returned together with an ACK (0x41(‘A’)) in the order shown below. 0x41 “parameter” 0x0D ♦ Parameter The parameter consists of 1 byte of data. Byte Parameter 1st SCEN
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SRP-X500P RS-232C Interface Manual 2.2 Status Acquisition Commands The following commands are used to acquire the settings and the status of the SRP-X500P. 2.2.1 INDEX REQUEST : 0x52 0x50 0x4D 0x44 (‘RPMD’) This command is used to read the index names of all input/output connectors of the SRP-X500P. The parameter returned for this command are the index names entered in the index name input boxes in the BLOCK screen of the SRP-X500P Manager. Packet format 0x52 0x50 0x4D 0x44 0x0D
