Rainbow-electronics AT89LP214 Manual de usuario descargar pdf (Pagina 37)

3538A–MICRO–7/06

AT89LP213/214 [Preliminary]

Table 16-2. GPLS – General-purpose Interrupt Level Select Register

GPLS = 9BH Reset Value = 0000 0000B

Not Bit Addressable

GPLS7 GPLS6 GPLS5 GPLS4 GPLS3 GPLS2 GPLS1 GPLS0

Bit76543210

GPMOD.x 0 = detect low level or negative edge on P1.x

1 = detect high level or positive edge on P1.x

Table 16-3. GPIEN – General-purpose Interrupt Enable Register

GPIEN = 9CH Reset Value = 0000 0000B

Not Bit Addressable

GPIEN7 GPIEN6 GPIEN5 GPIEN4 GPIEN3 GPIEN2 GPIEN1 GPIEN0

Bit76543210

GPIEN.x 0 = interrupt for P1.x disabled

1 = interrupt for P1.x enabled

Table 16-4. GPIF – General-purpose Interrupt Flag Register

GPIF = 9DH Reset Value = 0000 0000B

Not Bit Addressable

GPIF7 GPIF6 GPIF5 GPIF4 GPIF3 GPIF2 GPIF1 GPIF0

Bit76543210

GPIF.x 0 = interrupt on P1.x inactive

1 = interrupt on P1.x active. Must be cleared by software.

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Rainbow-electronics AT89LP214 Manual de usuario Pagina 37