mstrens

Issue with USB

14

When I configure GRBL with USEUSB (so using USB and not UART1), it seems that USB connection locks if I send a Soft Reset or if I push on the...

I am using a board that has an ULN2803 between the STM32 output pins and the externals components (like Spindle, Laser,...). This is useful because it is cheap but still...

Avoid blocking main loop while sending data via UART

6

I had at look at the way data are sent via UART. I found this code #ifndef USEUSB USART_SendData(USART1, data); while (!(USART1->SR & USART_FLAG_TXE)); return; #endif It means that the...

big issue in communication with GRBL at least with UART

6

I have a GRBL controller running on a ESP32. It sent commands to GRBL (e.g. based on a SD file, waiting OK between each command) and it send also "?"...

ELRS team uses CRSF telemetry protocol. They made some recent changes to the BARO_ALTITUDE frame. At first BARO_ALTITUDE frame type did not exist. Then in a first step, it has...

lorsque, à partir de l'écran tactile, tu essaies de voir ce qu'il y à sur la carte sd de la carte grbl et que tu es en telnet (mais je...