HP 9830 - RAM Organization

3
2
U82
-22
6
5
4
N22A.9
10
9
U82
-22
8
1
13
N22A.10
3
2
U82
-15
6
5
4
N22A.8
3
2
U82
-23
6
5
4
N22A.11
10
9
U82
-23
8
1
13
N22A.12
M4
M3
M2
M1
M0
3
D0
U82-21
74161
binary
counter
14
Q0
13
Q1
12
Q2
11
Q3
CEP
D1
5
D2
7
4
6
D3
R
nPE
2
Cp
9
10
CET
1
15
TC
7
nS
U82-20
74106
11
Q
10
nQ
J
6
Cn
9
12
K
nR
8
6
5
U82-19
14
nBD
U82-17
74155
dual 1-of-4
decoder
BY2
BY3
nBD
3
S1
15
2
AD
5
4
S0
nAD
13
1
4
5
6
1
2
3
U82-28
U82-28
M12
M11
M10
5
U82-5
6
3
4
M14
nM13
N22A.P
N22A.N
12
13
U82-18
1
2
U82-18
11
3
4
nS
U82-3
74H74
5
Q
6
nQ
D
3
Cp
2
nR
1
5
4
6
1
2
3
U82-4
U82-4
4
3
U82-19
N22C.3
12
13
U82-30
11
N22A.14
nRSB1A
M9
9
10
U82-30
8
N22A.13
M8
nREF
N22A.17
M7
N22A.16
M6
N22A.15
M5
nRSB1A
N22A.22
1.2K
MCC
AEN
nRAMB0A
nRSB1
RAMB6
RAMB7
4KW RAM
Assemblies 84
2
U82-16
4
5
1
6
N22B.10
RAMRf
N24Af.F6
N24Af.E5
N24Bf.2
RAMA7
RAMA6
RAMA5
nRAMA4
nRAMA3
nRAMA2
nRAMA1
nRAMA0
RAMA8
N24.R
N24.V
N24.U
N24.T
N24.M
N24.L
N24.P
N24.N
N24.K
RAMA9
N24.S
4KW RAM
Assemblies 84
2
nS
U82-20
74106
15
Q
14
nQ
J
1
Cn
4
16
K
nR
3
nREF
REF
N22A.F
10
11
U82-31
nMCK(22)
nCCT
nINH
N22C.4
N22C.2
N22B.7
HP 9830 Computer
Section: RAM Addressing
Page: M7 Rendition: 2014 Dec 26
N12A.D
12
11
10
9
AY3
AY2
AY1
AY0
1
2
U82-29
3
4
5
U82-29
6
12
13
U82-29
11
9
10
U82-29
8
N22A.T
N22A.U
N22A.V
N22A.W
12
U82-16
10
9
13
8
N22B.9
RAMB3
RAMB2
RAMB1
RAMB0
RAMRr
N24Ar.E5
N24Ar.F6
N24Ar.H7
N24Ar.J8
N24Br.2
BY0
7
9
10
8
U82-28
N22A.S
RAMB4
N24Af.J8
BY1
6
12
13
11
U82-28
N22A.R
RAMB5
N24Af.H7
nREFDLY
M REGISTER
Assembly 82
REFA4
U82-7
9601
820µS
8
Q
6
nQ
Tn
2
Tn
1
3
Tp
Tp
4
11
13
24.8K
0.1
N22B.8