Renesas RA Family  MCK-RA6T2 User's Manual 
R12UZ0091EJ0100 Rev 1.00    Page 2 of 38 
August 3, 2021   
6.1.2  Onboard debugger .............................................................................................................................. 28 
6.1.3  Inverter board connector ..................................................................................................................... 29 
6.1.4  Serial communication .......................................................................................................................... 31 
6.1.5  Reset circuit ......................................................................................................................................... 31 
6.1.6  LED ...................................................................................................................................................... 32 
6.1.7  CAN Communication ........................................................................................................................... 32 
6.1.8  SPI communication ............................................................................................................................. 32 
6.2  RA6T2 pin function list .......................................................................................................................... 33 
7.  Communication Board Specification ...................................................................................... 36 
7.1  Functions ............................................................................................................................................... 36 
7.1.1  Power supply ....................................................................................................................................... 36 
7.1.2  USB communication ............................................................................................................................ 36 
7.1.3  Serial communication .......................................................................................................................... 36 
8.  Design and Manufacture Information ..................................................................................... 37 
9.  Website and Support ............................................................................................................. 37 
 
Figure of contents 
Figure 2-1 Product contents .............................................................................................................................. 5 
Figure 4-1 MCK-RA6T2 block diagram ........................................................................................................... 10 
Figure 4-2 Inveter Board .................................................................................................................................. 11 
Figure 4-3 CPU Board ..................................................................................................................................... 11 
Figure 4-4 Communication board .................................................................................................................... 12 
Figure 4-5 Standoffs and Screws assembly .................................................................................................... 12 
Figure 4-6 Default jumper pin setting .............................................................................................................. 13 
Figure 4-7 Default jumper pin setting of CPU board ....................................................................................... 15 
Figure 4-8 Default jumper pin setting of communication board ....................................................................... 16 
Figure 4-9 Board connection ........................................................................................................................... 17 
Figure 4-10 Power supply from DC jack .......................................................................................................... 18 
Figure 4-11 Power supply from terminal block ................................................................................................ 18 
Figure 4-12 Power supply from USB connector .............................................................................................. 19 
Figure 5-1 Illustration of inverter control circuit block ...................................................................................... 20 
Figure 5-2 Current detection circuit ................................................................................................................. 21 
Figure 5-3 Overcurrent detection circuit .......................................................................................................... 22 
Figure 5-4 Output voltage detection circuit ...................................................................................................... 23 
Figure 6-1 Connection for CPU board and inverter board ............................................................................... 31