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FLT Scan-Out Operation
Storage
Location
Bits
Doto
r
Storage
locotlor
Bits
Doto
0088
0-3
Half-Sum Checks
19-23
Logs (1, 2, 3, Gate Status, Reset)
4-7
Sum Checks
24-31
Unused
8
Corry Check
oocc
0-8
Buffer 1
9-J I
Counters(L Byte, M Byte, MO) Checks
9-17
Buffer 2
12-13
length Counters (G l, G2) Checks
18-22
Unused
14-16
Mover Checks (U, V, and W)
23
Request Logout
17
Unused
24-31
Unused
18-20 SAR Checks
OODO
0-2
Select Out, Select In, Op Jn
21-23 ROS Checks
3-4
Suppress Out, Request In
24
Protect Tog
5-7
Service Out, Address Out, Command Out
25
LCS Feature
8-10
Service In, Address In, Status In
26
log Request
I 1-19
Bus Out
27-31
Unu5ed
20-21
Program Check, Storage Protect Check
OOBC
0-25
Unused
22-31
Unused
26-28
Mover Function (CPU)
OOD4
0-3
Controlled Emit
29-31
Mover Function (1/0)
4-8
Routine Request Tgrs (A, El-E4)
0090
0
One Syllable Op Stat
9-J I
Priority (2, 3, PCI)
I
Refetch Stat
12-17
Control Tgrs(CC, DTC,UCW, IS Full, Poll, Burst Mode)
2-4
Unused
t8-2J
Mpx 1/0 Stats
5
Emulator Feature
22
Doto Transfer Control
6-17
Current ROS Address
23
CC Reset Control
18-23
Interrupt Register
24-31
Unused
24-31
PSW 32-39 (ILC, CC, PM)
OOD8
0-31
Selector Channel B Register
0094
0
1/0 Mode
OODC
0-27
Unused
J-3
1/0 Reg;ster (P, 30, 31)
28-31
Selector Channel B Register Parity
4-5
Interrupt Stats (Timer, Status)
ooeo
0-27
Unused
6-8
l Byte Counter
28-31
Selector Channel C Register Parity
9-1 I
M Byte Counter
OOE4
0-31
Selector Channe'I C Register
12-16
F Register
ooe8
0-1
Byte Counter A (2, 1)
17
Q
Register
18-191 Ed;t Stats
20-27
General Purpose Stats
28-29
L Sign, R Sign
2-4
Byte Counter 8 (P, 2, 1)
5-6
End Register (2, I)
7-8
Last Words (3, I)
9-12
End of Record (Count Interlock, 1, 2, Read Interlock)
30
Carry
13
B Almost Changed
31
RTL
14
local Store Enable
0098
0
Unused
15-16
Register Full (LS,
C)
1-6
Local Storage Address Register
I 7-20
Read (Backward, Op, Ready, Interface)
7-8
Local Storage Function Regiliter
21-23
Write (Op, Ready, Interface)
9-13
J
Register
24-31
Channel Checks (Sim, JU, P1·09, Stor Prat, Chon Doto,
14-18
MD Counter
Chan Ctr I, IF Ctrl, Chain 1)
19
Unused
ooec
0-27
Unused
20-25
Length Counter 1 (S, P,
0-3)
28-31
Group 3 Parity (Byte Ctr P, Last Word 2, Register Full 8,
26-31
Length Counter
2
(S, P,
0-3)
CD PC Type)
009C
0-3
LCS Feature (Mork, Key, Adr, Doto)
OOFO
0-27
Unused
4
Unused
28-31
Group 4 Parity {UA Fetch, Cycle Ctr Phase A Step
0,
5-8
LCS Feature (Unit Identity)
Priority l, Stat
0)
9-31
Unused
00f4
0-7
Position Register (CCW-1 Type, CCW-2 Type, Uriit Sel,
OOAO
0-31
H Register
Read Store, Write Fetch, End Up, Compare, lr.terrupt)
OOA4
0-23
Unused
8-10
Cycle Counter Phase A Step ( 1, 2,
3)
24-27 H Reg;ster Fold (28-31)
I 1-13 Clock (AO, Al, Step)
28-31
Unused
14-15
Local Store Request
I
PC
r
Request
OOA8
0-31
M Register
16-!7
Request Register (Priority 2, 3)
OOAC
0-23
Unused
18-23
Request
Regi~ter
i0-5)
24-27
M Register Fold
(28-31)
24-26
Request Reg I Her Stats ( l -3)
28-31
Unused
27-31
Common Channel Detect (LS,
F'R1~1,
PR!-2-3, PCI, lnh Rtne}
0080
0-31
R Register
OOF8
0-6
General Purpose Register (l-7)
0084
0-23
Unused
7-8
Unused
24-27 R Reg;ster fold (28-31)
9-13
Flog Registe1 (CDA, CC, S!LI, Skip, PCI}
28-31
Unused
14
Finish
0088
0-31
L Register
15-16
Fint 'Nord, Fint Byte
008C
0-23
Unused
I 7-19
Total Record Fetch, Write Chain Proceed, Stop Release
24-27
l Register Fold {28-31)
20-22
Unused
28-31
Unused
23
Status Next Latch
coco
0-3
VO
Instruction (Start, Test, Holt, Test)
24-27
Multi-Purpose (Cl -(4)
4-6
Channel Number (4, ·2, 1)
28-31
Suppress Out, Request Jn, Service Out Hold, Block Status
!ri
7-10
Instruction Reply
(0-3)
OOFC
0
Inhibit Read Store
JI
Reply
I 2
Branch on Channel Interrupt
1-4
A Clock (A, B, C, Di
5-6
Special Purpose (DJ, D2)
13
Proceed on Interrupt
7
lnslrvction Scan
14-!6
Time Out, Time Out Check, Foul
8-9
Poll, Poll Interrupt End
15-31
Unused
10
lnstruction Inhibit
OOC4
0
Routine Received
JI
BC Reody
I
PCI Enable
I 2
UA to Bus Out
2
Break In
I 3
Se lee t Address Out
3
1/0
Routine
J~-15
Compo re (:=,
l'I
4-6
Eorly First Cycle, First Cycle, Chain Fint Cycle
16-17
Interface Chain Doto Address First Syte, Chain Data
7-8
Local Store (Read, Write)
18-19
Byte Ctr Bod Enable, Write Chain Ready
9
Channel to Adder latch Doto Transfer and Control
20-22
Record End, Op In Test, Channel Stop
JO
Adder Latch to Channel Doto Transfer and Control
23-25
Select Out, Select In, Op ln
I 1-13
Chain, lost Cycle, Break Out
26-28
Se1vice Out, Address Out, Corrmand Out
14-17
Storage Byte Control Register
29-31
Service In, Addreu In, Status In
18
Unused
0100
0-27
Unused
19-22 ROSDR s;ts 33, 34, 47, 48
28
Position Regi,ter Transfer
23
First Cycle Check
29
Channel In Use
24-31
Unused
30-31
Stop, Stop Routine
OOC8
0-11
Buffer l , Buffer 2, Buffer 3
0104
0-15
Reserved for Selector Channel and Miscellaneous Features
12-16 1/0 Stats
16-31
Reserved for Multiplex Chonrtel
17
Unused
18
J/O Check Mode
FIGURE 12. SCAN-OUT/LOGOUL LOCATIONS AND DATA (PART 4 OF 4)
26
(3/71)
Model 50 FEMM
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