Combo768 Firmware
Combo768 Firmware 031025_VOLUME_24MHZ_30063c9
Released on 2025-03-10
MCLK OUT 22/24MHz PCM768 VOLUME DSD Left on I2S_DATA line.
Combo768 Firmware 250220_24MHz_I2SDATA_DSDLEFT_5e64bca
Released on 2025-02-20
MCLK available at startup. MCLK output divided by 2 (22.5792MHz/24.576MHz). Added internal PCM volume control to the board. DSDLeft mapped to the I2S_DATA line. Fixed automuting
Combo768 Firmware 250207_24MHz_I2SDATA_DSDLEFT_58dd74
Released on 2025-07-02
MCLK available at startup. MCLK output divided by 2 (22.5792MHz/24.576MHz). Added internal PCM volume control to the board. DSDLeft mapped to the I2S_DATA line.
Combo768 Firmware 241008_49MHz_I2SDATA_DSDLEFT_1c850ab
Released on 2024-10-08
MCLK output 45.1584MHz/49.152MHz. DSDLeft mapped to the I2S_DATA line.
Combo768 Firmware 241008_slave_597c60c
Released on 2024-10-08
MCLK in slave mode, PIN6 accepts an external clock, PIN1 functions as a selector. When 0 → 45.1584MHz, 1 → 49.152MHz.
Combo384 Firmware
Combo384 Firmware CPLD_for_1080 / DSD512x48x44
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MCLK Pin6 output 22.5792 MHz / 24.576 MHz – Prescaler.
Maintenance tool: oem tool 118.
Combo384 Firmware Slave_for_1080 / DSD512x48x44
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MCLK Pin6 Input 22.5792 MHz / 24.576 MHz – Prescaler.
Maintenance tool: oem tool 118.
Combo384 Firmware CPLD_1081 or CPLD_1081_SWAPPEDSD / firmware_2006be11
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Native DSD512 support on Linux/Windows.
Maintenance tool: oem tool 118.
Combo384 Firmware Native DSD512 Linux/Windows
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Firmware version: firmware_2006be1x.
Includes Windows 10/11 Driver (Setupuac2 1.1.0.81) and a Change Log.
Combo384 Firmware Master2224 / Firmware 1.074
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MCLK Pin6 output 22.5792 MHz / 24.576 MHz.
Maintenance tool: oem tool 118.
Combo384 Firmware Slave2224 / Firmware 1.074
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MCLK Pin6 Input 22.5792 MHz / 24.576 MHz.
Maintenance tool: oem tool 118.
Combo384 Firmware MasterDF1706 / Firmware 1.074
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MCLK variable Pin6 output: for 44.1kHz to 96kHz use MCLK=11.2896MHz/12.288MHz; for 176.4kHz/192kHz use MCLK=22.5792MHz/24.576MHz.
Maintenance tool: oem tool 118.
Combo384 Firmware i2s_4ch / i2s_4ch
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I2S 4 channels – I2S_DATA carries channels 1/2 and DSDOE carries channels 3/4; No DSD support.
Maintenance tool: oem tool 118.