device_google_raviole/audio/raven/cs35l41/fw

R4 Protect Tune - Top And Bottom Speakers Build 21.4.0

Tune Details

• File name: r4_21.4.0
  • Device: CS35L41 revB2
  • Firmware Version
    • Protect: Playback 6.47.0
    • Calibration: Playback 6.47.0
    • Diagnostics: Playback 6.47.0
  • Signal Chain:
    • Protect: Protect Lite
    • Calibration: Calibration
    • Diagnostics: Calibration and Diagnostics
• Amplifier Gain: 17.5dB

Changelog

21.2.4.0

Retune using R4 EVT samples. Firmware moved to 6.47.0 for protect, calibration, and diagnostics signal chains.

21.2.3_ENG

Based on 21.2.2_ENG with HPF cutoff frequencies set to 150Hz for both top and bottom protect tunes

• Top speaker protect tune uprev 21.02.2eng → 21.02.3eng
• Bottom speaker protect tune uprev 21.02.0 → 21.02.1
• All other files same as 21.2.2_ENG

21.2.2_ENG

• Engineering build with Tmax of top protect tune fix in place. This is intended to resolve the overshoot issues seen in 21.2.0 but withthout the de-margin of Tmax that was done in 21.2.1
• All other files same as 21.2.0

21.2.1

• Updated Top thermal protect tune after reports of exceeding Tmax
• All other files same as 21.2.0

21.2.0

• Initial protect tune

Included files

Readme (This file)

• readme.md

Protect, Calibration, and Diag bins with R Trace
For use in actual phone

• Top Speaker
  • Top\r4Top_calAndDiag_21.4.0_pb6.47.0_17.5dB_withRTrace.bin
  • Top\r4Top_cal_21.4.0_pb6.47.0_17.5dB_withRTrace.bin
  • Top\21.4.0_100hpf\r4Top_protect_21.4.0_pb6.47.0_17.5dB_100hpf_withRTrace.bin
  • Top\21.4.0_120hpf\r4Top_protect_21.4.0_pb6.47.0_17.5dB_120hpf_withRTrace.bin
• Bottom Speaker
  • Bottom\r4Bottom_calAndDiag_21.4.0_pb6.47.0_17.5dB_withRTrace.bin
  • Bottom\r4Bottom_cal_21.4.0_pb6.47.0_17.5dB_withRTrace.bin
  • Bottom\21.4.0_100hpf\r4Bottom_protect_21.4.0_pb6.47.0_17.5dB_100hpf_withRTrace.bin
  • Bottom\21.4.0_120hpf\r4Bottom_protect_21.4.0_pb6.47.0_17.5dB_120hpf_withRTrace.bin

Protect & Calibration files without R trace
For use on Lochnagar 2 development platform

• Top Speaker
  • Top\21.4.0_100hpf\r4Top_21.4.0_pb6.47.0_17.5dB_100hpf_noRTrace.json
  • Top\21.4.0_120hpf\r4Top_21.4.0_pb6.47.0_17.5dB_120hpf_noRTrace.json
• Bottom Speaker
  • Bottom\21.4.0_100hpf\r4Bottom_21.4.0_pb6.47.0_17.5dB_100hpf_noRTrace.json
  • Bottom\21.4.0_120hpf\r4Bottom_21.4.0_pb6.47.0_17.5dB_120hpf_noRTrace.json

JSON files contains both protect and calibration deploy groups

Labsuite Files

• Top Speaker
  • 21.4.0_100hpf\r4Top_21.4.0_pb6.47.0_17.5dB_100hpf_noRTrace.exported_tuning
  • 21.4.0_100hpf\r4Top_21.4.0_pb6.47.0_17.5dB_100hpf_withRTrace.exported_tuning
  • 21.4.0_120hpf\r4Top_21.4.0_pb6.47.0_17.5dB_120hpf_noRTrace.exported_tuning
  • 21.4.0_120hpf\r4Top_21.4.0_pb6.47.0_17.5dB_120hpf_withRTrace.exported_tuning
• Bottom Speaker
  • 21.4.0_100hpf\r4Bottom_21.4.0_pb6.47.0_17.5dB_100hpf_noRTrace.exported_tuning
  • 21.4.0_100hpf\r4Bottom_21.4.0_pb6.47.0_17.5dB_100hpf_withRTrace.exported_tuning
  • 21.4.0_120hpf\r4Bottom_21.4.0_pb6.47.0_17.5dB_120hpf_noRTrace.exported_tuning
  • 21.4.0_120hpf\r4Bottom_21.4.0_pb6.47.0_17.5dB_120hpf_withRTrace.exported_tuning

Firmware Files
Each firmware wmfw is in a folder respective for which type of bin file it is for

• Firmware\Cal\halo_cspl_RAM_revB2_29.49.0.wmfw
• Firmware\Diag\halo_cspl_RAM_diag_revB2_29.49.0.wmfw
• Firmware\Protect\halo_cspl_RAM_revB2_29.49.0.wmfw

---

Speaker Parameters

Top Speaker

PARAMETER	VALUE
IEC Rated Noise Power (nominal)	1 [W]
Xmax (0-Peak)	0.45 [mm]
Maximum Coil Temperature (Tmax)	130 [C]
Coil co-efficiency (Tk)	0.00393
DC Resistance	6 [Ohms]
Resonance Frequency	820 [Hz] +/-7.5%

Bottom Speaker

PARAMETER	VALUE
IEC Rated Noise Power (nominal)	1.14 [W]
Xmax (0-Peak)	0.55 [mm]
Maximum Coil Temperature (Tmax)	110 [C]
Coil co-efficiency (Tk)	0.00393
DC Resistance	6.1[Ohm]
Resonance Frequency	720 [Hz] +/- 10% [Hz]