Fourth Test:
------------

RUN"BYTES.BAS" on the CPC
 then
"BYTES.EXE" on the PC side

Here is your test, with "bytes" program on each side of the cable.
First, I had to start again "BYTES.EXE" on the PC for each couple
of nibbles.

The test exactly occured like that:

*Start of "bytes.bas" on the CPC
--> it prints the following on theCPC
    00000000
    10000000
*Start of "bytes.exe" on the PC, and press enter
--> the PC prints
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   0    Nibble2:  14      Result: 14
    Error i=0
--> the CPC prints
    10000000
*Enter, start again "bytes.exe" on the PC, and enter again
--> the PC prints
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   0    Nibble2:  14      Result: 14
    Error i=0
--> the CPC prints
    00000001
    10001000
*Enter, start again "bytes.exe" on the PC, and enter again
--> the PC prints 
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   1    Nibble2:  30      Result: 31
    Error i=0
--> the CPC prints 
    10000000
*Enter, start again "bytes.exe" on the PC, and enter again
--> the PC prints
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   0    Nibble2:  14      Result: 14
    Error i=0
--> the CPC prints
    00000010
    10010000
*Enter, start again "bytes.exe" on the PC, and enter again
--> the PC prints 
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   2    Nibble2:  46      Result: 48
    Error i=0
--> the CPC prints 
    10000000
*Enter, start again "bytes.exe" on the PC, and enter again
--> the PC prints
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   0    Nibble2:  14      Result: 14
    Error i=0
--> the CPC prints
    00000011
    10011000
*Enter, start again "bytes.exe" on the PC, and enter again
--> the PC prints 
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   3    Nibble2:  62      Result: 65
    Error i=0
--> the CPC prints 
    10000000
*Enter, start again "bytes.exe" on the PC, and enter again
--> the PC prints
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   0    Nibble2:  14      Result: 14
    Error i=0
--> the CPC prints
    00000100
    10100000
*Enter, start again "bytes.exe" on the PC, and enter again
--> the PC prints 
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   4    Nibble2:  78      Result: 82
    Error i=0
--> the CPC prints 
    10000000
*Enter, start again "bytes.exe" on the PC, and enter again
--> the PC prints
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   0    Nibble2:  14      Result: 14
    Error i=0
--> the CPC prints
    00000101
    10101000
*Enter, start again "bytes.exe" on the PC, and enter again
--> the PC prints 
    Dieses Programm empfngt ein Byte vom CPC
    Nibble1:   5    Nibble2:  94      Result: 99
    Error i=0
--> the CPC prints 
    10000000

And so on .....


Here is a summary of the nibbles received on the PC

N1=0,  N2=14,  RES=14
N1=0,  N2=14,  RES=14
N1=1,  N2=30,  RES=31
N1=0,  N2=14,  RES=14
N1=2,  N2=46,  RES=48
N1=0,  N2=14,  RES=14
N1=3,  N2=62,  RES=65
N1=0,  N2=14,  RES=14
N1=4,  N2=78,  RES=82
N1=0,  N2=14,  RES=14
N1=5,  N2=94,  RES=99
N1=0,  N2=14,  RES=14
N1=6,  N2=110, RES=116
N1=0,  N2=14,  RES=14
N1=7,  N2=126, RES=133
N1=0,  N2=14,  RES=14
N1=8,  N2=142, RES=150
N1=0,  N2=14,  RES=14
N1=9,  N2=158, RES=167
N1=0,  N2=14,  RES=14
N1=10, N2=174, RES=184
N1=0,  N2=14,  RES=14
N1=11, N2=190, RES=201
N1=0,  N2=14,  RES=14
N1=12, N2=206, RES=218
N1=0,  N2=14,  RES=14
N1=13, N2=222, RES=235
N1=0,  N2=14,  RES=14
N1=14, N2=238, RES=252
N1=0,  N2=14,  RES=14
N1=15, N2=254, RES=269
N1=0,  N2=14,  RES=14
N1=0,  N2=14,  RES=14
N1=1,  N2=30,  RES=31
N1=1,  N2=30,  RES=31
N1=1,  N2=30,  RES=31
N1=2,  N2=46,  RES=48
N1=1,  N2=30,  RES=31
N1=3,  N2=62,  RES=65
N1=1,  N2=30,  RES=31
N1=4,  N2=78,  RES=82
N1=1,  N2=30,  RES=31
N1=5,  N2=94,  RES=99
N1=1,  N2=30,  RES=31
...
etc

I hope it will be usefull for you, cause it took me some time...

