metronome/hardware/kicad/audio_chain.erc
Me Here 617bb5a8b2 PM_K-1 hardware: integrate audio chain into one netlist (dedup shared parts)
circuits/audio_chain.py wires stages 1/1b/2/3/4 with shared nets and deduplicated
parts: ONE OPA1612 (U4) does both the Stage-2 filter (A) and Stage-3 summer (B);
ONE ULN2003 (U6) drives all three relays (K1 select, K2 mute, K3 ground-lift).
54 components, ERC 0 errors, netlist 0 errors. Per-stage files remain as the
documented, individually-simulated building blocks.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-05-30 20:41:39 -05:00

40 lines
2.7 KiB
Text

ERC WARNING: Only one pin (INPUT pin 3/3B of ULN2003A/U6) attached to net GNDLIFT_EN.
ERC WARNING: No drivers for net GNDLIFT_EN.
ERC WARNING: Insufficient drive current on net GNDLIFT_EN for pin INPUT pin 3/3B of ULN2003A/U6.
ERC WARNING: Only one pin (INPUT pin 15/LRCK of PCM5102A/U3) attached to net I2S_LRCK.
ERC WARNING: No drivers for net I2S_LRCK.
ERC WARNING: Insufficient drive current on net I2S_LRCK for pin INPUT pin 15/LRCK of PCM5102A/U3.
ERC WARNING: Only one pin (INPUT pin 2/2B of ULN2003A/U6) attached to net MUTE_EN.
ERC WARNING: No drivers for net MUTE_EN.
ERC WARNING: Insufficient drive current on net MUTE_EN for pin INPUT pin 2/2B of ULN2003A/U6.
ERC WARNING: Only one pin (INPUT pin 1/1B of ULN2003A/U6) attached to net SEL_LINST.
ERC WARNING: No drivers for net SEL_LINST.
ERC WARNING: Insufficient drive current on net SEL_LINST for pin INPUT pin 1/1B of ULN2003A/U6.
ERC WARNING: Only one pin (PASSIVE pin 1/~ of C/C2) attached to net AIN_COLD.
ERC WARNING: Only one pin (INPUT pin 14/DIN of PCM5102A/U3) attached to net I2S_DIN.
ERC WARNING: No drivers for net I2S_DIN.
ERC WARNING: Insufficient drive current on net I2S_DIN for pin INPUT pin 14/DIN of PCM5102A/U3.
ERC WARNING: Only one pin (INPUT pin 12/SCK of PCM5102A/U3) attached to net MCLK.
ERC WARNING: No drivers for net MCLK.
ERC WARNING: Insufficient drive current on net MCLK for pin INPUT pin 12/SCK of PCM5102A/U3.
ERC WARNING: Only one pin (INPUT pin 13/BCK of PCM5102A/U3) attached to net I2S_BCK.
ERC WARNING: No drivers for net I2S_BCK.
ERC WARNING: Insufficient drive current on net I2S_BCK for pin INPUT pin 13/BCK of PCM5102A/U3.
ERC WARNING: Only one pin (PASSIVE pin 3/P1_COM of TQ2SA-5V/K1) attached to net AIN_HOT.
ERC WARNING: Unconnected pin: INPUT pin 4/4B of ULN2003A/U6.
ERC WARNING: Unconnected pin: INPUT pin 5/5B of ULN2003A/U6.
ERC WARNING: Unconnected pin: INPUT pin 6/6B of ULN2003A/U6.
ERC WARNING: Unconnected pin: INPUT pin 7/7B of ULN2003A/U6.
ERC WARNING: Unconnected pin: OPEN-COLLECTOR pin 10/7C of ULN2003A/U6.
ERC WARNING: Unconnected pin: OPEN-COLLECTOR pin 11/6C of ULN2003A/U6.
ERC WARNING: Unconnected pin: OPEN-COLLECTOR pin 12/5C of ULN2003A/U6.
ERC WARNING: Unconnected pin: OPEN-COLLECTOR pin 13/4C of ULN2003A/U6.
ERC WARNING: Unconnected pin: PASSIVE pin 2/P1_NO of TQ2SA-5V/K2.
ERC WARNING: Unconnected pin: PASSIVE pin 9/P2_NO of TQ2SA-5V/K2.
ERC WARNING: Unconnected pin: PASSIVE pin 2/P1_NO of TQ2SA-5V/K3.
ERC WARNING: Unconnected pin: PASSIVE pin 8/P2_COM of TQ2SA-5V/K3.
ERC WARNING: Unconnected pin: PASSIVE pin 7/P2_NC of TQ2SA-5V/K3.
ERC WARNING: Unconnected pin: PASSIVE pin 9/P2_NO of TQ2SA-5V/K3.
ERC INFO: 37 warnings found while running ERC.
ERC INFO: 0 errors found while running ERC.