psf2115 ETC-unknow, psf2115 Datasheet - Page 175

• Manufacturer Part Number: psf2115
• Description: Isdn Adapter Circuit Ipac
• Manufacturer: ETC-unknow

Semiconductor Group
The data transmission sequence, from the CPU’s point of view, is outlined in figure 80.
Figure 80
Command
XTF
Interrupt Driven Data Transmission (Flow Diagram)
N
N
(up to 64 Bytes)
Pool Ready
Write Data
to XFIFOB
Command
XTF + XME
Message
Transmit
START
End of
END
?
?
Y
Y
175
ITD09647
XFW Bit in STARB Register=1
XPR Interrupt or
Operational Description
PSB 2115
PSF 2115
11.97