Installation Guide
Page 4
Version 2.2 Page 4 of 42 March 5, 2008 DTV-MD-0058 DIRECTV Set-Top Box Information for the Installer 5.11 GetReturnValue (0x95)...23 5.12 Reboot (0x96)...23 5.13 SendUserCommand (0xA5)...24 5.14 OpenUserChannel (0xA6) ...25 5.15 GetTuner (... 8.3.1 Input Signaling Characteristics (Pin 3 39 8.4 Low-Speed Output Characteristics...40 8.4.1 Output Drive Characteristics (Pin 2 40 8.4.2 Passive Outputs (Pins 1, 6, 8, and 9) (Optional 40 8.5 Low-Speed Signaling Conventions...41 9 Appendix: Acronyms...42 DIRECTV, Inc.
Version 2.2 Page 4 of 42 March 5, 2008 DTV-MD-0058 DIRECTV Set-Top Box Information for the Installer 5.11 GetReturnValue (0x95)...23 5.12 Reboot (0x96)...23 5.13 SendUserCommand (0xA5)...24 5.14 OpenUserChannel (0xA6) ...25 5.15 GetTuner (... 8.3.1 Input Signaling Characteristics (Pin 3 39 8.4 Low-Speed Output Characteristics...40 8.4.1 Output Drive Characteristics (Pin 2 40 8.4.2 Passive Outputs (Pins 1, 6, 8, and 9) (Optional 40 8.5 Low-Speed Signaling Conventions...41 9 Appendix: Acronyms...42 DIRECTV, Inc.
Installation Guide
Page 5
... 4-5: STB Responses List ...15 Table 8-1: Timing Characteristics ...39 Table 8-2: Input Drive Characteristics 40 Table 8-3: Output Drive Characteristics 40 Table 8-4: Passive Drive Characteristics 41 Table 8-5: Low-Speed Data Port Signaling Conventions 41 DIRECTV, Inc. Bit Timing Diagram...39 List of Tables Table 2-1: Shortcut Keys Combinations 7 Table 2-2: Supported Shortcut Keys...7 Table 3-1: Type of Data Port...
... 4-5: STB Responses List ...15 Table 8-1: Timing Characteristics ...39 Table 8-2: Input Drive Characteristics 40 Table 8-3: Output Drive Characteristics 40 Table 8-4: Passive Drive Characteristics 41 Table 8-5: Low-Speed Data Port Signaling Conventions 41 DIRECTV, Inc. Bit Timing Diagram...39 List of Tables Table 2-1: Shortcut Keys Combinations 7 Table 2-2: Supported Shortcut Keys...7 Table 3-1: Type of Data Port...
Installation Guide
Page 22
The GetUserCommand provides a Type of 0x00 (Key Toggle), Device of 0x01 (Remote) and Key of 42 March 5, 2008 DTV-MD-0058 DIRECTV, Inc. DIRECTV Set-Top Box Information for the Installer Return Response Return Value Description 0xD3 0xD4 0xD5 0xD6 Guide (key #25) Exit (key #30) Power (...key #7) Previous Channel (key #21) 0xEB 0xEC 0xED 0xF7 Yellow (key #40) Green (key #41) Blue (key #42) Menu (key #28) 0xF8 Format (key #51) ...
The GetUserCommand provides a Type of 0x00 (Key Toggle), Device of 0x01 (Remote) and Key of 42 March 5, 2008 DTV-MD-0058 DIRECTV, Inc. DIRECTV Set-Top Box Information for the Installer Return Response Return Value Description 0xD3 0xD4 0xD5 0xD6 Guide (key #25) Exit (key #30) Power (...key #7) Previous Channel (key #21) 0xEB 0xEC 0xED 0xF7 Yellow (key #40) Green (key #41) Blue (key #42) Menu (key #28) 0xF8 Format (key #51) ...
Installation Guide
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...Most commands require both a down and an up menu on the keypad or remote control were pressed. DIRECTV Set-Top Box Information for the Installer 0xD4 Exit (key #30) 0xEC Green (key #41) 0xD5 Power (key #7) 0xED Blue (key #42) 0xD6 Previous Channel (key #21) 0xF7 ...) 5.14 OpenUserChannel (0xA6) Command Label Command Byte Input Parameter(s) OpenUserChannel 0xA6 [MajorChnHI] [MajorChnLO] [MinorChnHI] [MinorChnLO MajorChnHI : 0x00 - 0xFF DIRECTV, Inc. This operation can take 60 ms. Note: There is a chance for specified device Others : Failure - Example: Bring up key press.
...Most commands require both a down and an up menu on the keypad or remote control were pressed. DIRECTV Set-Top Box Information for the Installer 0xD4 Exit (key #30) 0xEC Green (key #41) 0xD5 Power (key #7) 0xED Blue (key #42) 0xD6 Previous Channel (key #21) 0xF7 ...) 5.14 OpenUserChannel (0xA6) Command Label Command Byte Input Parameter(s) OpenUserChannel 0xA6 [MajorChnHI] [MajorChnLO] [MinorChnHI] [MinorChnLO MajorChnHI : 0x00 - 0xFF DIRECTV, Inc. This operation can take 60 ms. Note: There is a chance for specified device Others : Failure - Example: Bring up key press.
Installation Guide
Page 41
... Box Information for data port pins two (2) and three (3) will be "mark". DIRECTV, Inc. Table 8-5: Low-Speed Data Port Signaling Conventions Interchange Voltage Negative or Positive Binary state 1 or 0 Signaling state mark or space Function OFF or ON ... + 3 volts and -10 mA ±20% at -5 volts 8.5 Low-Speed Signaling Conventions The data port signaling conventions will be as listed in Table 8-5. Version 2.2 Page 41 of 42 March 5, 2008 DTV-MD-0058
... Box Information for data port pins two (2) and three (3) will be "mark". DIRECTV, Inc. Table 8-5: Low-Speed Data Port Signaling Conventions Interchange Voltage Negative or Positive Binary state 1 or 0 Signaling state mark or space Function OFF or ON ... + 3 volts and -10 mA ±20% at -5 volts 8.5 Low-Speed Signaling Conventions The data port signaling conventions will be as listed in Table 8-5. Version 2.2 Page 41 of 42 March 5, 2008 DTV-MD-0058