MG84FL54BD MEGAWIN [Megawin Technology Co., Ltd], MG84FL54BD Datasheet - Page 37
MG84FL54BD
Manufacturer Part Number
MG84FL54BD
Description
Full-Speed USB micro-controller
Manufacturer
MEGAWIN [Megawin Technology Co., Ltd]
Datasheet
1.MG84FL54BD.pdf
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PKBI: Keypad interrupt priority bit.
PSPI: SPI interrupt priority bit.
12.1. Two Priority Levels
The bit values in the register IP and AUXIP determine what priority level each interrupt has. The following tables
show the bit values and priority levels associated with each combination.
Table: Priority Level Determined by [ IP ]
Table: Priority Level Determined by [ AUXIP ]
For example, if (IP.3)=(1), then Timer 1 has the priority level equal to 1, which is higher than level 0 with
(IP.3)=(0).
MEGAWIN
AUXIP.x
IP.x
1
0
1
0
Interrupt Priority Level
Level 1 (high priority)
Level 0 (low priority)
Interrupt Priority Level
Level 1 (high priority)
Level 0 (low priority)
MG84FL54B Data sheet
37
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