HD404326FS View Datasheet(PDF) - Renesas Electronics

Part Name

Description

Manufacturer

HD404326FS

4-bit HMCS400-series microcomputer

Renesas Electronics 

HD404328 Series

Timer B Interrupt Mask (IMTB: $002, Bit 1): Prevents (masks) an interrupt request caused by the

timer B interrupt request flag, as shown in table 10.

Table 10 Timer B Interrupt Mask

IMTB

0

1

Interrupt Request

Enabled

Disabled (Masked)

Timer C Interrupt Request Flag (IFTC: $002, Bit 2): Set by overflow output from timer C, as shown in

table 11.

Table 11 Timer C Interrupt Request Flag

IFTC

0

1

Interrupt Request

No

Yes

Timer C Interrupt Mask (IMTC: $002, Bit 3): Prevents (masks) an interrupt request caused by the

timer C interrupt request flag, as shown in table 12.

Table 12 Timer C Interrupt Mask

IMTC

0

1

Interrupt Request

Enabled

Disabled (Masked)

Zero-Crossing Interrupt Request Flag (IFZC: $003, Bit 0): Set by a zero crossing of an AC input

signal, as shown in table 13. The interrupt edge is selected by the interrupt mode register (IMR: $010), as

shown in figure 9.

Table 13 Zero-Crossing Interrupt Request Flag

IFZC

0

1

Interrupt Request

No

Yes

Zero-Crossing Interrupt Mask (IMZC: $003, Bit 1): Prevents (masks) an interrupt request caused by

the zero-crossing interrupt request flag, as shown in table 14.

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