Figure 13-3. output pin cell (o.pin), Figure 13-4. observe-only input pin cell (i.obs), Output pin cell (o.pin) -4 – Freescale Semiconductor MPC8260 User Manual
Page 536: Observe-only input pin cell (i.obs) -4, Figure 13-3, Figure 13-4
IEEE 1149.1 Test Access Port
MPC8260 PowerQUICC II Family Reference Manual, Rev. 2
13-4
Freescale Semiconductor
Figure 13-3. Output Pin Cell (O.Pin)
Figure 13-4. Observe-Only Input Pin Cell (I.Obs)
1
1
MUX
1
1
MUX
G1
C
D
C
D
From Last Cell
Clock DR
Update DR
Shift DR
1 — EXTEST | Clamp
Data from
To Output
Buffer
0 — Otherwise
Logic
System
To Next Cell
G1
1
1
MUX
G1
C
D
From Last Cell
Clock DR
Data to
System
Logic
Input
Pin
Shift DR
To Next Cell