Specifications

44
3706C–MICRO–2/11
AT89LP3240/6440
PSP Serial Peripheral Interface Interrupt Priority Low
PCC Compare/Capture Array Interrupt Priority Low
PGP General-purpose Interrupt 0 Priority Low
Symbol Function
Table 9-6. IPH – Interrupt Priority High Register
IPH = B7H Reset Value = 0000 0000B
Not Bit Addressable
IP1D
PCH
PT2H PSH PT1H PX1H PT0H PX0H
Bit76543210
Symbol Function
IP1D Interrupt Priority 1 Disable. Set IP1D to 1 to disable all interrupts with priority level one. Clear to 0 to enable all interrupts
with priority level one when EA = 1.
PCH Comparator Interrupt Priority High
PT2H Timer 2 Interrupt Priority High
PSH Serial Port Interrupt Priority High
PT1H Timer 1 Interrupt Priority High
PX1H External Interrupt 1 Priority High
PT0H Timer 0 Interrupt Priority High
PX0H External Interrupt 0 Priority High
Table 9-7. IP2H – Interrupt Priority 2 High Register
IPH = B6H Reset Value = 0xxx x000B
Not Bit Addressable
IP3D
– – PTWH PADH PSPH PCCH PGPH
Bit76543210
Symbol Function
IP3D Interrupt Priority 3 Disable. Set IP3D to 1 to disable all interrupts with priority level three. Clear to 0 to enable all
interrupts with priority level three when EA = 1.
PTWH Two-Wire Interface Interrupt Priority High
PADH ADC Interrupt Priority High
PSPH Serial Peripheral Interface Interrupt Priority High
PCCH Compare/Capture Array Interrupt Priority High
PGPH General-purpose Interrupt 0 Priority High