Package pinouts
The PGA package is the most common transputer housing. In the databooks is almost only the top view present. Usually when you place a probe or use the soldering iron you do this from the solder side. I've made this page to simplify these tasks.
Setup
84 Pin Grid Array Package
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | ||
A | Refresh Pending |
Link Special |
Proc Clock Out |
Link123 Special |
Link In0 |
Link Out1 |
Link In2 |
Event Ack |
GND | Mem Wait |
A |
B | Proc Speed Select0 |
Clock In |
Event Waiting |
Link0 Special |
Link Out0 |
Link Out2 |
Link Out3 |
Event Req |
Mem Req |
not Mem WrB3 |
B |
C | GND | VDD | Cap Minus |
Cap Plus |
VDD | Link In1 |
Link In3 |
Mem Config |
Mem Granted |
not Mem WrB1 |
C |
D | Error | Proc Speed Select2 |
Error In |
not Mem Rf |
not Mem WrB2 |
not Mem WrB0 |
D | ||||
E | Disable Int RAM |
Boot From ROM |
Reset | T805 | not Mem Rd |
not Mem S0 |
VDD | E | |||
F | Proc Speed Select1 |
Analyse | Mem AD31 |
top view | not Mem S3 |
not Mem S2 |
not Mem S4 |
F | |||
G | Mem AD30 |
GND | Mem AD27 |
Mem not WrD0 |
GND | not Mem S1 |
G | ||||
H | Mem AD29 |
Mem AD25 |
Mem AD23 |
VDD | Mem AD16 |
Mem AD12 |
Mem AD8 |
Mem AD4 |
Mem AD3 |
Mem not RfD1 |
H |
J | Mem AD28 |
Mem AD24 |
Mem AD22 |
Mem AD19 |
Mem AD17 |
Mem AD13 |
GND | Mem AD6 |
Mem AD5 |
Mem AD2 |
J |
K | Mem AD26 |
Mem AD21 |
Mem AD20 |
Mem AD18 |
Mem AD15 |
Mem AD14 |
Mem AD11 |
Mem AD10 |
Mem AD9 |
Mem AD7 |
K |
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