40.7.5 Descriptor Address

Name: DESCADD
Offset: 0x24
Reset: 0x00000000
Property: PAC Write-Protection

Bit 3130292827262524 
 DESCADD[31:24] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 
Bit 2322212019181716 
 DESCADD[23:16] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 
Bit 15141312111098 
 DESCADD[15:8] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 
Bit 76543210 
 DESCADD[7:0] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

Bits 31:0 – DESCADD[31:0] Descriptor Address Value

These bits define the base address of the main USB descriptor in RAM. The two least significant bits must be written to zero.