4-25
MPC8260 PowerQUICC II UserÕs Manual
MOTOROLA
Part II. ConÞguration and Reset
Table 4-8 describes SIEXR Þelds.
4.3.2 System ConÞguration and Protection Registers
The system conÞguration and protection registers are described in the following sections.
4.3.2.1 Bus ConÞguration Register (BCR)
The bus conÞguration register (BCR), shown in Figure 4-21, contains conÞguration bits for
various features and wait states on the 60x bus.
Bits
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Field
EDPC0
EDPC1
EDPC2
EDPC3
EDPC4
EDPC5
EDPC6
EDPC7
EDPC8
EDPC9
EDPC10
EDPC11
EDPC12
EDPC13
EDPC14
EDPC15
Reset
0000_0000_0000_0000
R/W
R/W
Addr
0x10C24
Bit
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Field
EDI0
EDI1
EDI2
EDI3
EDI4
EDI5
EDI6
EDI7
Ñ
Reset
0000_0000_0000_0000
R/W
R/W
R
Addr
0x10C26
Figure 4-20. SIU External Interrupt Control Register (SIEXR)
Table 4-8. SIEXR Field Descriptions
Bits
Name
Description
0Ð15
EDPCx
Edge detect mode for port Cx. The corresponding port C line (PCx) asserts an interrupt request
according to the following:
0 Any change on PCx generates an interrupt request.
1 High-to-low change on PCx generates an interrupt request.
16Ð23
EDIx
Edge detect mode for IRQ
x
. The corresponding IRQ line (IRQx) asserts an interrupt request
according to the following:
0 Low assertion on IRQ
x
generates an interrupt request.
1 High-to-low change on IRQ
x
generates an interrupt request.
Summary of Contents for MPC8260 PowerQUICC II
Page 1: ...MPC8260UM D 4 1999 Rev 0 MPC8260 PowerQUICC II UserÕs Manual ª ª ...
Page 66: ...lxvi MPC8260 PowerQUICC II UserÕs Manual MOTOROLA ...
Page 88: ...1 18 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part I Overview ...
Page 120: ...2 32 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part I Overview ...
Page 138: ...Part II iv MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part II Configuration and Reset ...
Page 184: ...4 46 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part II ConÞguration and Reset ...
Page 202: ...Part III vi MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part III The Hardware Interface ...
Page 266: ...8 34 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part III The Hardware Interface ...
Page 382: ...10 106 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part III The Hardware Interface ...
Page 392: ...11 10 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part III The Hardware Interface ...
Page 430: ...Part IV viii MOTOROLA Part IV Communications Processor Module ...
Page 490: ...14 36 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part IV Communications Processor Module ...
Page 524: ...17 10 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part IV Communications Processor Module ...
Page 556: ...18 32 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Part IV Communications Processor Module ...
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Page 980: ...A 4 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA Appendixes ...
Page 1002: ...Index 22 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA INDEX ...
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