14-30 MC68VZ328 User’s Manual
Programming Model
Table 14-17. FIFO Level Marker Settings
Tx FIFO
Level
Marker
Number
of Slots
Empty
Rx FIFO
Level
Marker
Number
of Bytes
Received
0000 Disable 0000 Disable
0001 >= 4 0001 >= 4
0010 >= 8 0010 >= 8
0011 >= 12 0011 >= 12
0100 >= 16 0100 >= 16
0101 >= 20 0101 >= 20
0110 >= 24 0110 >= 24
0111 >= 28 0111 >= 28
1000 >= 32 1000 >= 32
1001 >= 36 1001 >= 36
1010 >= 40 1010 >= 40
1011 >= 44 1011 >= 44
1100 >= 48 1100 >= 48
1101 >= 52 1101 >= 52
1110 >= 56 1110 >= 56
1111 >= 60 1111 >= 60