Computer Drive - Floppy Disk Drive User Manual

Interface
5-6 C141-E224
Primitive Name Description
R_IP Reception in progress Current node (host or device) is receiving
payload.
R_OK Reception with no error Current node (host or device) detected no
error in received payload.
R_RDY Receiver ready Current node (host or device) is ready to
receive payload.
SOF Start of frame Start of a frame. Payload and CRC follow to
EOF.
SYNC Synchronization Synchronizing primitive - always idle.
WTRM Wait for frame
termination
After transmission of any of the EOF, the
transmitter will transmit WTRM while
waiting for reception status from receiver.
X_RDY Transmission data ready Current node (host or device) has payload
ready for transmission.