HD4074329S Renesas Electronics America, HD4074329S Datasheet - Page 29

• 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

Table 14
IMZC
0
1
A/D Interrupt Request Flag (IFAD: $003, Bit 2): Set at the completion of A/D conversion, as shown in
table 15.
Table 15
IFAD
0
1
A/D Interrupt Mask (IMAD: $003, Bit 3): Prevents (masks) an interrupt request caused by the A/D
interrupt request flag, as shown in table 16.
Table 16
IMAD
0
1
Serial Interrupt Request Flag (IFS: $023, Bit 2): Set when the octal counter counts the eighth transmit
clock signal or when data transfer is discontinued by resetting the octal counter (table 17).
Table 17
IFS
0
1
Serial Interrupt Mask (IMS: $023, Bit 3): Prevents (masks) an interrupt request caused by the serial
interrupt request flag, as shown in table 18.
Table 18
IMS
0
1
Zero-Crossing Interrupt Mask
A/D Interrupt Request Flag
A/D Interrupt Mask
Serial Interrupt Request Flag
Serial Interrupt Mask
Interrupt Request
Enabled
Disabled (Masked)
Interrupt Request
No
Yes
Interrupt Request
Enabled
Disabled (Masked)
Interrupt Request
No
Yes
Interrupt Request
Enabled
Disabled (Masked)
HD404328 Series
25