HD6433308 HITACHI [Hitachi Semiconductor], HD6433308 Datasheet - Page 20

• Manufacturer Part Number: HD6433308
• Description: Hitachi Single-Chip MicroComputer
• Manufacturer: HITACHI [Hitachi Semiconductor]

1.1 Block Diagram
Figure 1-1 shows a block diagram of the H8/330 chip.
P6
6
/FTOB/IRQ
P6
P6
P6
P6
P6
P6
P6
1
P2
P2
P2
P2
P2
P2
/FTOA
P1
P1
P1
P1
P1
P1
P1
P1
P2
P2
0
2
3
4
5
7
/FTCI
/FTIA
/FTIB
/FTIC
/FTID
/IRQ
2
3
4
5
6
7
0
1
2
3
4
5
6
7
0
1
/A
/A
/A
/A
/A
/A
/A
/A
/A
/A
/A
/A
/A
/A
/A
/A
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
6
7
* CP-84, CG-84
Clock
pulse
gener-
ator
Port 4
Figure 1-1. Block Diagram
16-Bit
free-running
timer
8-Bit timer
(2 channels)
PWM timer
(2 channels)
PROM (or
masked
ROM) 16K
bytes
Data bus (Low)
H8/300
CPU
Port 7
2
Serial
communication
(8 channels)
8-Bit A/D
converter
(8 channels)
RAM
512 bytes
Dual-port
RAM
*
Port 5
P9
P9
P9
P9
P9
P9
P9
P9
P3
P3
P3
P3
P3
P3
P3
P3
P8
P8
P8
P8
P8
P8
P8
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
/IRQ
/IRQ
/IRQ
/CS/RD
/OE/WR
/RDY/AS
/Ø
/WE/WAIT
/DDB
/DDB
/DDB
/DDB
/DDB
/DDB
/DDB
/DDB
/RS
/RS
/RS
/RS
/CTxD/IRQ
/CRxD/IRQ
/CSCK/IRQ
0
1
2
3
/E
/IOS
2
1
0
/ADTRG
0
1
2
3
4
5
6
7
/D
/D
/D
/D
/D
/D
/D
/D
0
1
2
3
4
5
6
7
3
4
5