Figure 22 - serial port timing for 8.192 mbps - tm, Figure 23 - per-channel tristate characteristics a, Preliminary information – Mitel DISTRIBUTED HYPERCHANNEL MT90840 User Manual
Page 39
Preliminary Information
MT90840
2-269
Figure 22 - Serial Port Timing for 8.192 Mbps - TM1 and TM2 (SFDi = 1)
Figure 23 - Per-Channel Tristate Characteristics at all Data Rates
STo0-7
C4/8R1
(8.192 MHz)
STi0-7
F0i input
bit 0, ch.127
bit 7, ch. 0
bit 6, ch. 0
bit 7
(8 kHz)
Note: Polarity of F0i is automatically detected in TM1.
t
stis
t
stih
t
frs
t
frh
t
frw
t
sod
t
t
t
clkh
t
clk
t
clkl
Expected polarity of F0i in TM2 (SFDI=1) must be programmed with SPFP bit in GPM register.
STo0-7
STo0-7
C4/8
t
za
t
az
Hi-Z
Hi-Z
Valid Data
Valid Data
(ST-BUS)
C4/8
(GCI)