topic MPC5777C CSE MP Compression in MPC5xxx https://community.nxp.com/t5/MPC5xxx/MPC5777C-CSE-MP-Compression/m-p/668460#M7629 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>Is there currently any known issue with the CSE's MP Compression function? &nbsp;My chip is disagreeing with an offline Python script on all these calculations. &nbsp;Everything else seems to work fine.</P><P></P><P>Plaintext:</P><P>0x12341234_12341234_12341234_12341234</P><P></P><P>CSE Inputs:</P><P>P1 = 256 (stored as 64 bit number)</P><P>P2 = Pointer to plaintext</P><P>P3 = Pointer to result array</P><P></P><P>Output from Python script:</P><P>0xe107cc79_b2c397f7_bb5ccdfe_ded2e0b7</P><P></P><P>Output from CSE:</P><P>0xba194b65_128e8774_9f69c446a_3f2e1fb1</P><P></P><P>Thanks!</P></BODY></HTML> Tue, 30 May 2017 21:00:35 GMT jeffcampbell 2017-05-30T21:00:35Z MPC5777C CSE MP Compression https://community.nxp.com/t5/MPC5xxx/MPC5777C-CSE-MP-Compression/m-p/668460#M7629 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>Is there currently any known issue with the CSE's MP Compression function? &nbsp;My chip is disagreeing with an offline Python script on all these calculations. &nbsp;Everything else seems to work fine.</P><P></P><P>Plaintext:</P><P>0x12341234_12341234_12341234_12341234</P><P></P><P>CSE Inputs:</P><P>P1 = 256 (stored as 64 bit number)</P><P>P2 = Pointer to plaintext</P><P>P3 = Pointer to result array</P><P></P><P>Output from Python script:</P><P>0xe107cc79_b2c397f7_bb5ccdfe_ded2e0b7</P><P></P><P>Output from CSE:</P><P>0xba194b65_128e8774_9f69c446a_3f2e1fb1</P><P></P><P>Thanks!</P></BODY></HTML> Tue, 30 May 2017 21:00:35 GMT https://community.nxp.com/t5/MPC5xxx/MPC5777C-CSE-MP-Compression/m-p/668460#M7629 jeffcampbell 2017-05-30T21:00:35Z