SteelSeries Prime (wired) -- HID

Devices: 1038:182E (SteelSeries Prime), 1038:182A (SteelSeries Prime Rainbow 6 Siege Black Ice Edition), and 1038:1856 (SteelSeries Prime CS:GO Neo Noir Edition).

Cross-checked against the rivalcfg prime profile.

USB interfaces

Configuration goes to interface 0 as unnumbered HID reports.

Command acknowledgement: none

Commands on output reports are sent fire-and-forget without command echo on the interrupt IN endpoint.

Commands (output reports, interface 0)

0x61 -- DPI presets

0x61 <count> <active> <v1_le16> [<v2_le16> ...]

Supports 1 to 5 presets. Values are 2-byte little endian integers mapped as dpi / 50 for the TrueMove Pro sensor (50--18000 DPI in steps of 50). active is the 0-based index of the currently selected preset.

0x5D -- polling rate

0x5D <rate>

  • 0x01 -- 1000 Hz

  • 0x02 -- 500 Hz

  • 0x03 -- 250 Hz

  • 0x04 -- 125 Hz

0x62 0x01 -- wheel LED color

0x62 0x01 <R> <G> <B> [15 x 0x00] 0xFF

Sets the RGB color for the scroll wheel LED.

0x5F -- wheel LED brightness

0x5F <wire_le16>

16-bit little endian value in range 0--256 (0 = off, 256 = 100% brightness).

0x5B -- buttons mapping

0x5B <b1_5B> ... <b6_5B>

Each of the 6 button fields is 5 bytes:

  • Byte 0: action type (0x01-0x05 for mouse buttons, 0x30 for CPI cycle, 0x31 for scroll up, 0x32 for scroll down, 0x51 for keyboard, 0x61 for media, 0x00 for disabled).

  • Byte 1: keycode or media code when keyboard/multimedia action is selected.

  • Bytes 2--4: padding (0x00).

Default mappings:

  • Button 1: Left Click (0x01)

  • Button 2: Right Click (0x02)

  • Button 3: Middle Click (0x03)

  • Button 4: Side Back (0x04)

  • Button 5: Side Forward (0x05)

  • Button 6: CPI Cycle (0x30)

0x59 -- save to flash

0x59

Persists the live configuration into onboard flash memory.