Freescale Semiconductor MPC8260 User Manual
Page 784
SCC Transparent Mode
MPC8260 PowerQUICC II Family Reference Manual, Rev. 2
24-14
Freescale Semiconductor
NOTE
After 5 bytes are sent, the Tx buffer is closed and after 16 bytes are received
the Rx buffer is closed. Any data received after 16 bytes causes a busy
(out-of-buffers) condition since only one RxBD is prepared.