Adcom GTP-740 - Programming Custom Commands

28
GTP-740
General
Purpose
Input/
Output
Internal
Data
Bus
Switch
Address
Generation
Unit
Program
Decode
Controller
Program
Address
Generator
Interrupt
Control
Serial
Audio
Interface
(SAI)
Serial
Host
Interface
(SHI)
External
Memory
Interface
(EMI)
Program
Memory*
X Data
Memory*
Y Data
Memory*
Data ALU
24 x 24 + 56 56-Bit MAC
Two 56-Bit Accumulators
Program Control Unit
OnCE
TM
Port
PLL
Clock
Gen.
34 4
IRQ
49529
16-Bit Bus
24-Bit Bus
PAB
GDB
24-Bit
56000 DSP
Core
PDB
XDB
YDB
XAB
YAB
CPU ASSEMBLY
U018: MC56009/88
1
2
3
4
5
6
7
8
9
10
11
14
19
20
24
23
22
21
25
28
27
26
Top View
SOJ
12
13
29
32
31
30
16
15
17
18
GND
A
16
A
14
A
12
A
7
A
6
A
5
A
4
A
3
WE
V
CC
A
15
A
13
A
8
A
9
I/O
7
I/O
6
I/O
5
I/O
4
A
2
NC
I/O
0
I/O
1
I/O
2
CE
1
OE
A
10
I/O
3
A
1
A
0
A
11
CE
2
A
6
A
7
A
16
A
14
A
12
WE
V
CC
A
4
A
13
A
8
A
9
OE
TSOP I
Top View
(not to scale)
1
6
2
3
4
5
7
32
27
31
30
29
28
26
21
25
24
23
22
19
20
I/O
2
I/O
1
GND
I/O
7
I/O
4
I/O
5
I/O
6
I/O
0
CE
A
11
A
5
17
18
8
9
10
11
12
13
14
15
16
CE
2
A
15
NC
A
10
I/O
3
A
1
A
0
A
3
A
2
14 15
A
1
A
2
A
3
A
4
A
5
A
6
A
7
A
8
COLUMN
DECODER
SENSE AMPS
INPUT BUFFER
POWER
DOWN
WE
OE
I/O
0
CE
2
I/O
1
I/O
2
I/O
3
512 x 256 x 8
ARRAY
I/O
7
I/O
6
I/O
5
I/O
4
A
0
A
11
A
13
A
12
A A
10
CE
1
A A
16
A
9
ROW DECODER
CPU ASSEMBLY
U017: CY7C109A
IC BLOCK DIAGRAM
D0
Q0
D
LE
L
Q
OE
D1
Q1
D
L
Q
D2
Q2
D
L
Q
D3
Q3
D
L
Q
D4
Q4
D
L
Q
D5
Q5
D
L
Q
D6
Q6
D
L
Q
D7
Q7
D
L
Q
AUDIO ASSEMBLY
U420, U421: 74HC573