The file for you:1. Manual:Click to know more
2. BIGTREETECH TMC2209 V1.2 UART firmware:Cllick to know and help you
TMC2209 V1.2 VS TMC2208, more of these functions:1. Blocking rotation detection
Stallguard–TMC2209 provides a load and loss of speed detectiontechnology
2. Current dynamic adjustment
Coolstep–TMC2209 provides a current dynamic regulation technology that saves up to 75% of electrical energy.
– stealthChop2 – for quiet operation and smooth motion
– spreadCycle – highly dynamic motor control chopper
– coolStep – current control for energy savings
– stallGuard4 – sensorless motor load detection
The hardware of the modes UART,DIR/STEP is the same. If you need to use UART mode, just need to modify the firmware.
Package Included:10 x TMC2209 V1.2 Stepper Motor Driver