HD404654 Datasheet, PDF (25/111 Pages) Hitachi Semiconductor – 4-Bit Single-Chip Microcomputer

Table 12 Timer D Interrupt Mask (IMTD: $003, Bit 1)
IMTD
0
1
Interrupt Request
Enabled
Disabled (Masked)
HD404654 Series
Serial Interrupt Request Flags (IFS1: $003, Bit 2): Set when data transfer is completed or when data
transfer is suspended, as listed in table 13.
Table 13 Serial Interrupt Request Flag (IFS1: $003, Bit 2)
IFS1
0
1
Interrupt Request
No
Yes
Serial Interrupt Masks (IMS1: $003, Bit 3): Prevents (masks) an interrupt request caused by the serial
interrupt request flag, as listed in table 14.
Table 14 Serial Interrupt Mask (IMS1: $003, Bit 3)
IMS1
0
1
Interrupt Request
Enabled
Disabled (Masked)
23