tmp88cs38ng TOSHIBA Semiconductor CORPORATION, tmp88cs38ng Datasheet - Page 26

• Manufacturer Part Number: tmp88cs38ng
• Description: Cmos 8-bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

interrupt higher than the level of current servicing interrupt is occurred.
service program. In this case, acceptable interrupt sources are selectively enabled by
the individual interrupt enable flags.
Note: Do not use the read-modify-write instruction for the EIRL (Address 0003AH) during
5.
6.
A maskable interrupt is not accepted until the IMF is set to “1” even if the maskable
When nested interrupt service is necessary, the IMF is set to “1” in the interrupt
Example:
The RBS control code is read from the vector table. The lower 4-bit of this code is
added to the RBS.
The instruction stored at the entry address of the interrupt service program is
executed.
FFFE4H
FFFE5H
FFFE6H
FFFE7H
pseudo non-maskable interrupt service task.
Vector table address
Correspondence between vector table address for INTTBT and the entry address of the interrupt
service program.
D2
0C
43
06
H
H
H
H
Vector
RBS
control
88CS38-26
CD243H
CD244H
CD245H
CD246H
Entry address
TMP88CS38/CM38A/CP38A
Interrupt
service
program
2007-09-12