Maxim Integrated MAXQ7666 - Manual (Page 268)

8.2.4 External Interrupt Enable Register (Port 0) (EIE0)
Register Description: External Interrupt Enable Register (Port 0)
Register Name: EIE0
Register Address: Module 00h, Index 0Bh
Bits 15 to 8: Reserved. Read returns 0, write ignored.
Bit 7: Enable External Interrupt 7 (EX7). Setting this bit to 1 enables external interrupt on port pin P0.7. Clearing this bit to 0 disables
the interrupt function.
Bit 6: Enable External Interrupt 6 (EX6). Setting this bit to 1 enables external interrupt on port pin P0.6. Clearing this bit to 0 disables
the interrupt function.
Bit 5: Enable External Interrupt 5 (EX5). Setting this bit to 1 enables external interrupt on port pin P0.5. Clearing this bit to 0 disables
the interrupt function.
Bit 4: Enable External Interrupt 4 (EX4). Setting this bit to 1 enables external interrupt on port pin P0.4. Clearing this bit to 0 disables
the interrupt function.
Bit 3: Enable External Interrupt 3 (EX3). Setting this bit to 1 enables external interrupt on port pin P0.3. Clearing this bit to 0 disables
the interrupt function.
Bit 2: Enable External Interrupt 2 (EX2). Setting this bit to 1 enables external interrupt on port pin P0.2. Clearing this bit to 0 disables
the interrupt function.
Bit 1: Enable External Interrupt 1 (EX1). Setting this bit to 1 enables external interrupt on port pin P0.1. Clearing this bit to 0 disables
the interrupt function.
Bit 0: Enable External Interrupt 0 (EX0). Setting this bit to 1 enables external interrupt on port pin P0.0. Clearing this bit to 0 disables
the interrupt function.
MAXQ7665/MAXQ7666 User’s Guide
8-6
r = read, w = write
Note: This register is cleared to 00h on all forms of reset.
Bit # 15 14 13 12 11 10 9 8
Name — — — — — — — —
Reset 0 0 0 0 0 0 0 0
Access r r r r r r r r
Bit # 7 6 5 4 3 2 1 0
Name EX7 EX6 EX5 EX4 EX3 EX2 EX1 EX0
Reset 0 0 0 0 0 0 0 0
Access rw rw rw rw rw rw rw rw
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