## Hardware usage

### Timers

|Timer|  Type  | Usage                         | Mode                   | used ISRs      | Output connected
|-----|--------|-------------------------------|------------------------|----------------|------------------
|  0  |  8 bit | Millis Tick Timer (1kHz)      | 2 (CTC)                | COMPA          | -
|  1  | 16 bit |                               |                        |                |
|  2  |  8 bit | Modbus Tick Timer (10kHz)     | 2 (CTC)                | COMPA          | -
|  3  | 16 bit | Step Signal Abzugsrolle       | 8 (PWM, Phase & Freq.) | -              | OC3B / PE4
|  4  | 16 bit | Step Signal Taenzer           | 8 (PWM, Phase & Freq.) | OVF, ~~COMPA~~ | OC4A / PH3
|  5  | 16 bit | Step Signal Rotation Spule    | 8 (PWM, Phase & Freq.) | -              | OC5C / PL5

### UART

|UART| Usage
|----|----------------------------------
|  0 | Debug Prints (connected to USB)
|  1 |
|  2 |
|  3 | Modbus (connected to MAX485)