velxio/docs/wiki
David Montero Crespo 19c0787f18 docs(wiki): ESP32 SPI display latency investigation and fixes
Document the full esp32-doom performance story: the bottleneck (per-event SPI
C->Python ctypes crossings, not QEMU compute / libqemu -O level / transport /
core version), the dead ends that gave zero gain and why (-O2 rebuild, async
_emit, blind CS-flush suppression), the two fixes (batch SPI data, gate CS
crossings) for 0.04 -> ~1 FPS (~26-37x), the build/test playbook, key files and
remaining headroom (the DC pin).
2026-06-03 23:23:04 -03:00
..
circuit-emulation-adc-aliasing.md refactor: rename wokwi-libs/ → third-party/ 2026-05-03 00:58:57 -03:00
circuit-emulation-api.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
circuit-emulation-appendix.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
circuit-emulation-architecture.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
circuit-emulation-avr-bridge.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
circuit-emulation-components.md refactor: rename wokwi-libs/ → third-party/ 2026-05-03 00:58:57 -03:00
circuit-emulation-esp32-qemu.md refactor: rename wokwi-libs/ → third-party/ 2026-05-03 00:58:57 -03:00
circuit-emulation-gotchas.md Add tests for serial batching and spice rectifier functionality 2026-04-20 23:56:42 -03:00
circuit-emulation-mna-solver.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
circuit-emulation-ngspice.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
circuit-emulation-overview.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
circuit-emulation-performance.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
circuit-emulation-tests.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
circuit-emulation-velxio-integration.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
circuit-emulation.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
component-interaction.md fix(ui): narrow pointer-passthrough whitelist; restore DHT22/HC-SR04 dialog 2026-05-19 15:16:47 -03:00
component-metadata-generator.md refactor: rename wokwi-libs/ → third-party/ 2026-05-03 00:58:57 -03:00
custom-chips-api-reference.md Add ESP32 chip demos and comprehensive tests for I2C, SPI, and UART interactions 2026-04-28 19:24:39 -03:00
custom-chips-build-and-test.md Add ESP32 chip demos and comprehensive tests for I2C, SPI, and UART interactions 2026-04-28 19:24:39 -03:00
custom-chips-esp32-backend-runtime.md Add ESP32 chip demos and comprehensive tests for I2C, SPI, and UART interactions 2026-04-28 19:24:39 -03:00
custom-chips-examples.md Add ESP32 chip demos and comprehensive tests for I2C, SPI, and UART interactions 2026-04-28 19:24:39 -03:00
docker-infrastructure.md refactor: rename deploy/ → docker/ (container build, not host deploy) 2026-05-04 00:05:55 -03:00
electrical-simulation-user-guide.md feat: electrical simulation via ngspice-WASM (eecircuit-engine) 2026-04-15 12:11:54 +00:00
epaper-emulation.md feat: add support for UC8159c (ACeP 7-colour) display 2026-04-30 00:27:40 -03:00
esp32-cache-disable-runtime-crash.md refactor: rename wokwi-libs/ → third-party/ 2026-05-03 00:58:57 -03:00
esp32-external-library-compilation.md feat: enhance Arduino library handling by detecting external libraries and creating IDF components, add tests for library resolution logic 2026-04-07 14:59:51 -03:00
esp32-gpio-sensor-simulation.md Add comprehensive documentation for ESP32 GPIO sensor simulation 2026-04-10 22:51:56 -03:00
esp32-i2c-slave-simulation.md refactor: rename wokwi-libs/ → third-party/ 2026-05-03 00:58:57 -03:00
esp32-spi-display-performance.md docs(wiki): ESP32 SPI display latency investigation and fixes 2026-06-03 23:23:04 -03:00
esp32-wifi-emulation-fixes.md docs: add wiki — ESP32/C3 WiFi emulation investigation and fixes 2026-04-07 04:36:06 +02:00
micropython-esp32-qemu-fixes.md feat: Mark subproject commits as dirty in rp2040js and wokwi-elements; add MicroPython on ESP32 (QEMU) root causes and fixes documentation 2026-04-13 00:16:11 -03:00
picow-cyw43-emulation.md refactor: rename wokwi-libs/ → third-party/ 2026-05-03 00:58:57 -03:00