ADuC7060
Table 66. IRQVEC MMR Bit Designations
IRQP1 Register
Bit
31:23
Type
Read
Initial
Value
0
Description
Always read as 0.
Name:
Address:
IRQP1
0xFFFF0024
only
22:7
6:2
Read
only
Read
0
0
IRQBASE register value.
Highest priority IRQ source. This
Default value:
Access:
0x00000000
Read and write
only
is a value between 0 to 19 repre-
senting the possible interrupt
Table 68. IRQP1 MMR Bit Designations
sources. For example, if the highest
currently active IRQ is Timer1, then
these bits are [01000].
Bit
31
30:28
Name
Reserved
I2CMPI
Description
Reserved bit.
A priority level of 0 to 7 can be set for I 2 C
1:0
Reserved
0
Reserved bits.
master.
Priority Registers
The IRQ interrupt vector register, IRQVEC, points to a memory
address containing a pointer to the interrupt service routine of
the currently active IRQ. This register should be read only when
an IRQ occurs and IRQ interrupt nesting has been enabled by
setting Bit 0 of the IRQCONN register.
IRQP0 Register
27
26:24
23
22:20
19
18:16
15
Reserved
IRQ1PI
Reserved
IRQ0PI
Reserved
SPIMPI
Reserved
Reserved bit.
A priority level of 0 to 7 can be set for IRQ1.
Reserved bit.
A priority level of 0 to 7 can be set for IRQ0.
Reserved bit.
A priority level of 0 to 7 can be set for SPI
master.
Reserved bit.
Name:
Address:
Default value:
IRQP0
0xFFFF0020
0x00000000
14:12
11
10:8
7:0
UARTPI
Reserved
ADCPI
Reserved
A priority level of 0 to 7 can be set for UART.
Reserved bit.
A priority level of 0 to 7 can be set for the
ADC interrupt source.
Reserved bits.
Access:
Read and write
IRQP2 Register
Table 67. IRQP0 MMR Bit Designations
Name:
IRQP2
Bit
31:27
26:24
23
Name
Reserved
T3PI
Reserved
Description
Reserved bits.
A priority level of 0 to 7 can be set for
Timer3.
Reserved bit.
Address:
Default value:
Access:
0xFFFF0028
0x00000000
Read and write
22:20
19
18:16
T2PI
Reserved
T1PI
A priority level of 0 to 7 can be set for
Timer2.
Reserved bit.
A priority level of 0 to 7 can be set for
Timer1.
Table 69. IRQP2 MMR Bit Designations
Bit Name Description
31:15 Reserved Reserved bit.
14:12 IRQ3PI A priority level of 0 to 7 can be set for IRQ3.
15
14:12
11:7
6:4
3:0
Reserved
T0PI
Reserved
SWINTP
Reserved
Reserved bit.
A priority level of 0 to 7 can be set for
Timer0.
Reserved bits.
A priority level of 0 to 7 can be set for the
software interrupt source.
Interrupt 0 cannot be prioritized.
11
10:8
7
6:4
3
2:0
Reserved
IRQ2PI
Reserved
SPISPI
Reserved
I2CSPI
Reserved bit.
A priority level of 0 to 7 can be set for IRQ2.
Reserved bit.
A priority level of 0 to 7 can be set for SPI
slave.
Reserved bit.
A priority level of 0 to 7 can be set for I 2 C
slave.
Rev. 0 | Page 57 of 100
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