Analog Devices ADSP-BF506F Hardware Reference Manual page 988

Functional Description
The RSI can be configured via the
register to expect the following response types:
RSI_COMMAND
• No response
• Short response (see
• Long response (see
Table 21-5. RSI Short Response Format
Bit Position Width
47 1
46 1
45:40 6
39:8 32
7:1 7
0 1
1 Responses that do not contain the command index have a check bits field
that contains "111111".
2 Responses that do not contain a CRC7 checksum have a check bits field
that contains "1111111".
Table 21-6. RSI Long Response Format
Bit Position Width
135 1
134 1
133:128 6
127:1 127
0 1
21-16
CMD_RESP
Table 21-5)
Table 21-6)
Value Description
0 Start bit
0 Transmitter bit
-
Command index or check bits
- Card status, register contents or argument field
-
CRC7 checksum or check bits
1 End bit
Value Description
0 Start bit
0 Transmitter bit
111111 Check bits
- Register contents including internal CRC7
1 End bit
ADSP-BF50x Blackfin Processor Hardware Reference
and fields of the
CMD_L_RESP
1
2