Motorola PowerQUICC II MPC8280 Series Reference Manual page 938

The SMC in GCI Mode
Table 28-23 describes SMCE/SMCM fields.
Table 28-23. SMCE/SMCM Field Descriptions
Bits Name
0–3 — Reserved, should be cleared.
4 CTXB C/I channel buffer transmitted. Set when the C/I transmit buffer is now empty.
5 CRXB C/I channel buffer received. Set when the C/I receive buffer is full.
6 MTXB Monitor channel buffer transmitted. Set when the monitor transmit buffer is now empty.
7 MRXB Monitor channel buffer received. Set when the monitor receive buffer is full.
28-38
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