Maxim-integrated MAXQ Family Users Guide: MAXQ2000 Supplement Instrukcja Użytkownika Pobierz pdf (Strona 45)

Bits 0 to 7: (PI6.0 to PI6.7) Port Pin Input Bits for P6.0 to P6.7. Each of these read-only bits reflects the logic state present at the

corresponding port pin.

Bits 0 and 1: (PI7.0 and PI7.1) Port Pin Input Bits for P7.0 and P7.1. Each of these read-only bits reflects the logic state present at

the corresponding port pin.

Bits 2 to 7: (PI7.2 to PI7.7) Reserved

Each bit in this register controls the edge select mode for an external interrupt, as follows:

0 = The external interrupt will trigger on a rising (positive) edge.

1 = The external interrupt will trigger on a negative (falling) edge.

Bit 0: (EIES1.0) Edge Select for External Interrupt 8 (IT8)

Bit 1: (EIES1.1) Edge Select for External Interrupt 9 (IT9)

Bit 2: (EIES1.2) Edge Select for External Interrupt 10 (IT10)

Bit 3: (EIES1.3) Edge Select for External Interrupt 11 (IT11)

Bit 4: (EIES1.4) Edge Select for External Interrupt 12 (IT12)

Bit 5: (EIES1.5) Edge Select for External Interrupt 13 (IT13)

Bit 6: (EIES1.6) Edge Select for External Interrupt 14 (IT14)

Bit 7: (EIES1.7) Edge Select for External Interrupt 15 (IT15)

MAXQ Family User’s Guide:

MAXQ2000 Supplement

Bit # 76543210

Name PI6.7 PI6.6 PI6.5 PI6.4 PI6.3 PI6.2 PI6.1 PI6.0

Reset ssssssss

Access r rrrrrrr

Bit # 76543210

Name — —————PI7.1 PI7.0

Reset 000000ss

Access r rrrrrrr

Bit # 76543210

Name IT15 IT14 IT13 IT12 IT11 IT10 IT9 IT8

Reset 00000000

Access r/w r/w r/w r/w r/w r/w r/w r/w

Maxim Integrated

1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 92 93

Brak uwag

Maxim-integrated MAXQ Family Users Guide: MAXQ2000 Supplement Instrukcja Użytkownika Strona 45