Table d-4, D.5 host interface—quick reference – Freescale Semiconductor DSP56366 User Manual
Page 320
Host Interface—Quick Reference
DSP56366 24-Bit Digital Signal Processor User Manual, Rev. 4
D-12
Freescale Semiconductor
D.5
Host Interface—Quick Reference
Table D-4. HDI08 Programming Model
Reg
Bit
Comments
Reset Type
Num
Mnemonic
Name
Val
Function
HW /
SW
IR
ST
DSP SIDE
HCR
0
HRIE
Receive Interrupt Enable
0
1
HRRQ interrupt disabled
HRRQ interrupt enabled
0
-
-
1
HTIE
Transmit Interrupt Enable
0
1
HTRQ interrupt disabled
HTRQ interrupt enabled
0
-
-
2
HCIE
Host Command Interrupt
Enable
0
1
HCP interrupt disabled
HCP interrupt enabled
0
-
-
3
HF2
Host Flag 2
0
4
HF3
Host Flag 3
0
-
-
7-5
HDM[2:0]
Host DMA Mode
000
100
001
010
011
101
110
111
DMA operation disabled
DMA operation enabled
24-bit host-to-DSP DMA enabled
16-bit host-to-DSP DMA enabled
8-bit host-to-DSP DMA enabled
24-bit DSP-to-host DMA enabled
16-bit DSP-to-host DMA enabled
8-bit DSP-to-host DMA enabled
000