Here are the opcodes and microinstructions that I decoded from the 0952 PLA. I'm a little rusty, but it looks like 4 non-standard opcodes.

Code
0101011000000000 0001111111001010 0100xxxx 4X TCY        /CKP AUTY
0101010100000000 0010111110101000 0101xxxx 5X YNEC       /YTP /CKN NE
0101101000000000 0001101111011100 0110xxxx 6X A6/8/10AAC /CKP /ATN C8 AUTA
0101100100000000 0001110111010000 0111xxxx 7X ALEC       /CKP /NATN C8 /CIN
0110100110100000 0001011110101000 001110xx 3X TBIT1      /CKP /MTP /CKN NE
0110101001100110 0111111111001000 00100000 20 ???        CKM
0010101001101001 0011011111001100 x0100011 X3 TMA        /MTP AUTA
0110101001101010 0011011111001010 00100010 22 TMY        /MTP AUTY
0110101001100101 0010111111001100 00100001 21 TYA        /YTP AUTA
0110101001010110 0011101111001010 00100100 24 TAY        /ATN AUTY
0110101001010101 0011001111011100 00100101 25 AMAAC      /MTP /ATN C8 AUTA
0110101001011010 0011011111101000 00100110 26 MNEZ       /MTP NE
0110101001011001 0011010111010100 00100111 27 SAMAN      /MTP /NATN C8 /CIN AUTA
0110101010100101 1010111101011010 00101001 29 ???        STO /YTP /15TN C8 AUTY
0110101010100110 0011011111010100 00101000 28 IMAC       /MTP C8 /CIN AUTA
0110101010101010 0011011101011100 00101010 2A DMAN       /MTP /15TN C8 AUTA
0110101010101001 0010111111010010 00101011 2B IYC        /YTP C8 /CIN AUTY
0110101010010110 0010111101011010 00101100 2C DYN        /YTP /15TN C8 AUTY
0110101010010101 1011111111000100 00101101 2D ???        STO /CIN AUTA
0110101010011010 1011011111001100 00101110 2E XMA        STO /MTP AUTA
0110101010011001 0011111111001100 00101111 2F CLA        AUTA
0110011001000101 0010111110001010 00000x01 0X ???        /YTP /CKN AUTY
0110011001101010 0010101111101001 00000010 02 YNEA       /YTP /ATN NE STSL
0110011001101001 1011111111001000 00000011 03 TAM        STO
0110011001011010 0011010111010000 00000110 06 ALEM       /MTP /NATN C8 /CIN
0110011001011001 1010111111000010 00000111 07 TAMIY      STO /YTP /CIN AUTY
0110011010100101 0001111111101000 00001001 09 KNEZ       /CKP NE
0110011010100110 0001111111001100 00001000 08 TKA        /CKP AUTA
0110011010010101 0010111101011010 00001101 0D DYN        /YTP /15TN C8 AUTY
0110011010011010 1011111111001100 00001110 0E TAMZA      STO AUTA