slots.bin.mem

// Slots file line structure:
//
// |=======|=======|=======|=======|=======|=======|=======|=======|=======|
// | bit   |   7   |   6   |   5   |   4   |   3   |   2   |   1   |   0   |
// | field |  NOP  |   -   |   -   |   -   |     SADDR     | TDATA |  R/W  |
// |=======|=======|=======|=======|=======|===============|=======|=======|
// 
// fields:
// - NOP: no-operation; don't do anything if bit set
// - SADDR: specify address source 1-4
//
//     source 1:               00
//     source 2:               01
//     source 3:               10
//     source 4:               11
// 
// - TDATA, R/W: specify data ouptut (read) 1-2 or data input (write) 1
//               and if operation is read or write
//
//     --- TDATA ---
//     target 1:               0X
//     target 2:               1X
//
//     ---  R/W  --- 
//     read:                   X0
//     write:                  X1
//
//     ---  ALL  ---
//     read to destination 1:  00
//     read to destination 2:  10
//     not used:               01
//     write from source 1:    11
//     

// test pattern 1
10000001 // noop write byte 1
10000001 // noop write byte 2
10000001 // noop write byte 3
10000001 // noop write byte 4
10000001 // noop write byte 5
00000000 // read byte 1
00000000 // read byte 2
00000000 // read byte 3