51.7.5 TC Register AB

Name: TC_RABx
Offset: 0x0C + x*0x40 [x=0..2]
Reset: 0x00000000
Property: Read-only

Bit 3130292827262524 
 RAB[31:24] 
Access RRRRRRRR 
Reset 00000000 
Bit 2322212019181716 
 RAB[23:16] 
Access RRRRRRRR 
Reset 00000000 
Bit 15141312111098 
 RAB[15:8] 
Access RRRRRRRR 
Reset 00000000 
Bit 76543210 
 RAB[7:0] 
Access RRRRRRRR 
Reset 00000000 

Bits 31:0 – RAB[31:0] Register A or Register B

RAB contains the next unread capture Register A or Register B value in real time. It is usually read by the DMA after a request due to a valid load edge on TIOAx.

When DMA is used, the RAB register address must be configured as source address of the transfer.