Data Sheet 71M6531D/F-71M6532D/F
Table 34: Interrupt Priority Registers (IP0 and IP1)
FDS 6531/6532 005
Register
Address
Bit 7
(MSB)
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
(LSB)
IP0[0]
–
–
–
IP0
IP1
SFR 0xA9
SFR 0xB9
IP0[5]
IP1[5]
IP0[4]
IP1[4]
IP0[3]
IP1[3]
IP0[2]
IP1[2]
IP0[1]
IP1[1]
–
IP1[0]
Table 35: Interrupt Polling Sequence
External interrupt 0
Serial channel 1 interrupt
Timer 0 interrupt
External interrupt 2
External interrupt 1
External interrupt 3
Timer 1 interrupt
External interrupt 4
Serial channel 0 interrupt
External interrupt 5
External interrupt 6
Interrupt Sources and Vectors
Table 36 shows the interrupts with their associated flags and vector addresses.
Table 36: Interrupt Vectors
Interrupt
Request Flag
Interrupt Vector
Description
Address
0x0003
0x000B
0x0013
0x001B
0x0023
0x0083
0x004B
0x0053
0x005B
0x0063
0x006B
IE0
TF0
External interrupt 0
Timer 0 interrupt
IE1
External interrupt 1
Timer 1 interrupt
TF1
RI0/TI0
RI1/TI1
IEX2
IEX3
IEX4
IEX5
IEX6
Serial channel 0 interrupt
Serial channel 1 interrupt
External interrupt 2
External interrupt 3
External interrupt 4
External interrupt 5
External interrupt 6
34
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