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TMS320F28386D: FSI test with CRC check

Part Number: TMS320F28386D
Other Parts Discussed in Thread: C2000WARE

Tool/software:

Hello, experts.


I am testing FSI communication.


When transmitting data from Device A to Device B,

after setting it to be counted,

upon acquiring and checking the data at Device B,

the counted data remains the same at steps n-1, n, and n+1,

leading us to suspect an issue.



By applying this and counting CRC errors during communication between Device 1 and Device 2,
the error count is not increases. (edit, 2025.04.26)
What might I have configured incorrectly?

thank you for reading.

2025.04.26,

I attached FSI data and CRC check : 

(If I check CRC error is zero, Is possible FSI data send two or more times same transfer?)

=> It seems that some of the FSI transmission data is not being updated and is being sent more than once.

IndexCNT compare CRC
42932 189
42949 FALSE 202
42961 FALSE 233
42985 FALSE 229
42997 FALSE 12
42997 TRUE 12
42997 TRUE 12
43071 FALSE 91
43090 FALSE 112
43111 FALSE 132
43131 FALSE 155
43151 FALSE 169
43167 FALSE 181
43191 FALSE 209
43191 TRUE 209
43191 TRUE 254
43249 FALSE 7
43272 FALSE 44
43289 FALSE 27
43309 FALSE 59
43321 FALSE 57
43349 FALSE 111
43349 TRUE 111
43391 FALSE 132
43410 FALSE 148
43431 FALSE 178
43451 FALSE 203
43471 FALSE 234
43483 FALSE 15
43507 FALSE 14
43531 FALSE 47
43552 FALSE 70
43569 FALSE 80
43592 FALSE 112
43612 FALSE 111
43632 FALSE 118
43633 FALSE 118
43633 TRUE 171
43673 FALSE 171
43673 TRUE 171
43673 TRUE 171
43673 TRUE 171
43772 FALSE 17
43791 FALSE 55
43807 FALSE 53
43831 FALSE 93
43852 FALSE 100
43872 FALSE 122
43892 FALSE 145
43911 FALSE 150
43923 FALSE 185
43951 FALSE 193
43951 TRUE 237
43992 FALSE 6
44008 FALSE 20
44029 FALSE 27
44049 FALSE 46
44071 FALSE 44
44091 FALSE 83
44112 FALSE 94
44132 FALSE 113
44152 FALSE 131
44172 FALSE 160
44192 FALSE 54
44209 FALSE 64
44229 FALSE 77
44249 FALSE 121
44271 FALSE 147
44292 FALSE 170
44312 FALSE 192
44332 FALSE 210
44352 FALSE 234
44372 FALSE 229
44389 FALSE 250
44412 FALSE 28
44432 FALSE 55
44452 FALSE 74
44472 FALSE 86
44491 FALSE 98
44493 FALSE 98
44493 TRUE 144
44538 FALSE 134
44538 TRUE 134
44538 TRUE 134
44538 TRUE 134
44631 FALSE 244
44651 FALSE 4
44655 FALSE 4
44689 FALSE 62
44711 FALSE 66
44731 FALSE 74
44751 FALSE 119
44771 FALSE 128
44791 FALSE 157
44811 FALSE 164
44831 FALSE 184
44847 FALSE 190
44871 FALSE 207
44891 FALSE 227
44911 FALSE 6
44931 FALSE 28
44951 FALSE 50
44969 FALSE 71
44989 FALSE 87
45009 FALSE 99
45017 FALSE 109
45051 FALSE 135
45071 FALSE 159
45091 FALSE 183
45111 FALSE 204
45132 FALSE 210
45152 FALSE 222
45168 FALSE 7
45189 FALSE 32
45209 FALSE 51
45229 FALSE 71
45229 TRUE 71
45229 TRUE 116
45273 FALSE 116
45273 TRUE 116
45273 TRUE 116
45273 TRUE 116
45371 FALSE 230
45391 FALSE 254
45410 FALSE 12
45431 FALSE 33
45451 FALSE 44
45471 FALSE 66
45489 FALSE 90
45509 FALSE 97
45529 FALSE 120
45537 FALSE 113
45557 FALSE 185
45591 FALSE 196
45603 FALSE 192
45632 FALSE 239
45652 FALSE 242
45669 FALSE 1
45669 TRUE 1
45669 TRUE 1
45731 FALSE 75
45751 FALSE 91
45771 FALSE 104
45787 FALSE 116
45810 FALSE 154
45831 FALSE 179
45851 FALSE 202
45871 FALSE 221
45891 FALSE 224
45907 FALSE 233
45915 FALSE 233
45915 TRUE 233
45971 FALSE 54
45992 FALSE 72
46012 FALSE 99
46029 FALSE 108
46049 FALSE 135
46069 FALSE 147
46081 FALSE 178
46111 FALSE 223
46132 FALSE 204
46152 FALSE 218
46168 FALSE 246
46192 FALSE 201
46212 FALSE 217
46232 FALSE 244
46248 FALSE 18
46269 FALSE 53
46285 FALSE 33
46297 FALSE 55
46317 FALSE 64
46317 TRUE 64
46369 FALSE 130
46390 FALSE 193
46410 FALSE 213
46431 FALSE 222
46443 FALSE 235
46471 FALSE 245
46489 FALSE 251
46512 FALSE 34