Technical data

FIRE Emulator for H8S and H8/300H 28 Exception Control

NMI

Enable or disable external NMI line.

Set NMI line active or inactive.

Selects the NMI edge. Set it corresponding to the bit NMIE in the System Control Register SYSCR of the

CPU.

Selects the falling edge and the 22K pull-up resistor is active (see drawing above).

Selects the rising edge and the 10K pull-down resistor is active (see drawing above).

Format: eXception.Enable NMI [ON | OFF]

Format: eXception.Activate NMI [ON | OFF]

Format: eXception.NMIPOL [+ | -]

NMI

(Target)

NMI

(CPU)

22K

Vcc

X.Enable

X.Activate

X.Pulse

22R

10K

GND

X.NMIPOL