Output Ports
Port Name  | 
Required  | 
Description  | 
Comments  | 
|---|---|---|---|
busy  | 
Yes  | 
Busy signal that indicates when memory is busy.  | 
The busy port is used without an interface protocol only.  | 
drdout  | 
Yes  | 
Data register output.  | 
The drdout port is used without an interface protocol only.  | 
osc  | 
No  | 
Oscillator output.  | 
The osc port is used without an interface protocol only. If the osc port is specified, the oscena port is required.  | 
rtpbusy  | 
Yes  | 
Busy signal that indicates when in- system configuration is using flash memory.  | 
The rtpbusy port is used without an interface protocol only. When the rtpbusy is high, it cannot be used.  |