HD4074329S Renesas Electronics America, HD4074329S Datasheet - Page 79

• Manufacturer Part Number: HD4074329S
• Description: MCU 4-Bit HMCS400 CISC 20KB EPROM 3.3V/5V 64-Pin SDIP
• Manufacturer: Renesas Electronics America

Specifications of HD4074329S

• Package: 64SDIP
• Family Name: HMCS400
• Maximum Speed: 4.5 MHz
• Ram Size: 268 Byte
• Program Memory Size: 20 KB
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 4 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 35
• On-chip Adc: 4-chx8-bit
• Operating Temperature: -20 to 75 °C
• Number Of Timers: 3

Referenced ROM address
Output registers R0, R1
Accumulator, B register
[P]
ROM data
ROM data
Figure 47 Branching when Branch Destination is on a Page Boundary
RO
RO
Opcode
9
9
RO
RO
8
8
Instruction
RA
RO
RO
R1
AAA
BBB
B
0
3
13
3
7
7
RA
RO
RO
R1
B
Figure 46 P Instruction
0
2
12
2
Address Specification
6
6
RA
RO
RO
R1
p
B
Pattern Output
3
1
11
1
5
5
BR
NOP
BR
BR
NOP
RA
R1
RO
RO
p
B
2
0
10
0
4
4
R0
RA
RO
RO
p
A
AAA
AAA
BBB
1
3
3
9
3
3
R0
RA
RO
RO
p
A
0
2
2
256(n – 1) + 255
256n
256n + 254
256n + 255
256(n + 1)
8
2
2
R0
RA
RO
RO
B
A
3
1
1
7
1
1
B register
R0
RA
RO
RO
B
A
2
0
0
0
0
6
RA
If RO = 1
If RO = 1
B
1
5
RA
B
8
9
0
4
HD404328 Series
RA
A
3
Accumulator
3
RA
A
2
2
RA
A
1
1
RA
A
0
0
75