Conrol Slots (120-pins connectors)

Except those marked as "PP" (Point to Poin), all signals in Control Slots are conneted into a Bus. Signals marked as CTL (Control) are not designated yet but they will as the design progresses.

- - - - - - - - - - - - - -    
     A        B       C
- - - - - - - - - - - - - -    
1    GND      GND     GND
2    IR0      PP      IR8    
3    IR1      PP      IR9
4    IR2      PP      IR10
5    IR3      PP      IR11
6    IR4      PP      IR12
7    IR5      PP      IR13
8    IR6      PP      IR14
9    IR7      PP      IR15
10   CTL      CTL     CTL
11   CTL      CTL     CTL
12   CTL      CTL     CTL
13   CTL      CTL     CTL
14   CTL      CTL     CTL
15   CTL      CTL     CTL
16   CTL      CTL     CTL
17   CTL      CTL     CTL
18   FLT      CTL     RST
19   CCS      CTL     CLK
20   CSZ      CTL     CS4
21   CSN      CTL     CS5
22   CSC      CTL     CS6
23   CSV      CTL     CS7
24   CTL      CTL     CTL
25   CTL      CTL     CTL
26   CTL      CTL     CTL
27   CTL      CTL     CTL
28   CTL      CTL     CTL
29   CTL      CTL     CTL
30   CTL      CTL     CTL
31   CTL      CTL     CTL
32   CTL      CTL     CTL
33   CTL      CTL     CTL
34   CTL      CTL     CTL
35   CTL      CTL     S1
36   CTL      CTL     S0
37   CTL      CTL     EOE
38   CTL      CTL     ET1
39   CTL      CTL     ET0
40   +5V      +5V     +5V
- - - - - - - - - - - - - -    

Signals Descriptions:

IR0-15      Instruction Register Output
CCS         Clear Conditional Status
CSZ         Conditional Status Zero
CSN         Conditional Status Negative
CSC         Conditional Status Carry
CSV         Conditional Status Overflow
CS4         Conditional Status 4 (Future)
CS5         Conditional Status 5 (Future)
CS6         Conditional Status 6 (Future)
CS7         Conditional Status 7 (Future)
S0, S1      Operational Status
ET0, ET1    Enconded Time (T1, T2, T3, T4)
RST         System Reset
CLK         System Clock
FLT         Fault Condition
CTL         Control Signals (Bus)
PP          Control signals (Point-to-Point)


Encoded Time:

- - - - - - - - -
ETT   ET0   Time
- - - - - - - - -
0    0     T1    
0    1     T2
1    0     T3
1    1     T4
- - - - - - - - -

Operational Status:

- - - - - - - - - - - - - - - - - - - -
S1   S0   Operational Status
- - - - - - - - - - - - - - - - - - - -
0    0    Halt
0    1    Fetch
1    0    Execute
1    1    Interrupt being negotiated
- - - - - - - - - - - - - - - - - - - -