
Nexus
MPC5566 Microcontroller Reference Manual, Rev. 2
Freescale Semiconductor
25-37
25.11.2 Development Control Registers 1 and 2 (DC1, DC2)
The development control registers are used to control the basic development features of the NZ6C3
module. Development control register 1 is shown in
and its fields are described in
.
Nexus Reg: 0x0002
Access: R/W
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
R OPC
MCK_DIV
EOC
0
PTM
WEN
0
0
0
0
0
0
0
0
W
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R
OVC
EIC
TM
W
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Figure 25-15. Development Control Register 1 (DC1)
Table 25-26. DC1 Field Descriptions
Field
Description
31
OPC
1
Output port mode control.
0 Reduced-port mode configuration (four MDO pins)
1 Full-port mode configuration (12 MDO pins)
30–29
MCK_DIV
[1:0]
1
MCKO clock divide ratio (refer to note below).
00 MCKO is 1x processor clock frequency.
01 MCKO is 1/2x processor clock frequency.
10 MCKO is 1/4x processor clock frequency.
11 MCKO is 1/8x processor clock frequency.
28–27
EOC[1:0]
EVTO control.
00 EVTO
upon occurrence of watchpoints (configured in DC2)
01 EVTO upon entry into debug mode
10 EVTO upon time-stamping event
11 Reserved
26
Reserved
25
PTM
Program trace method.
0 Program trace uses traditional branch messages
1 Program trace uses branch history messages
24
WEN
Watchpoint trace enable.
0 Watchpoint Messaging disabled
1 Watchpoint Messaging enabled
23–8
Reserved
7–5
OVC[2:0]
Overrun control.
000 Generate overrun messages
001–010 Reserved
011 Delay processor for BTM / DTM / OTM overruns
1XX Reserved
Содержание MPC5566
Страница 12: ...MPC5566 Microcontroller Reference Manual Devices Supported MPC5566 MPC5566 RM Rev 2 0 23 Apr 2008...
Страница 81: ...Introduction MPC5566 Microcontroller Reference Manual Rev 2 1 24 Freescale Semiconductor...
Страница 135: ...Signal Description MPC5566 Microcontroller Reference Manual Rev 2 2 54 Freescale Semiconductor...
Страница 189: ...Reset MPC5566 Microcontroller Reference Manual Rev 2 4 20 Freescale Semiconductor...
Страница 331: ...System Integration Unit SIU MPC5566 Microcontroller Reference Manual Rev 2 6 128 Freescale Semiconductor...
Страница 343: ...Crossbar Switch XBAR MPC5566 Microcontroller Reference Manual Rev 2 7 12 Freescale Semiconductor...
Страница 361: ...Error Correction Status Module ECSM MPC5566 Microcontroller Reference Manual Rev 2 8 18 Freescale Semiconductor...
Страница 455: ...Interrupt Controller INTC MPC5566 Microcontroller Reference Manual Rev 2 10 42 Freescale Semiconductor...
Страница 603: ...Flash Memory MPC5566 Microcontroller Reference Manual Rev 2 13 38 Freescale Semiconductor...
Страница 609: ...SRAM MPC5566 Microcontroller Reference Manual Rev 2 14 6 Freescale Semiconductor...
Страница 679: ...Boot Assist Module BAM MPC5566 Microcontroller Reference Manual Rev 2 16 20 Freescale Semiconductor...
Страница 997: ...Deserial Serial Peripheral Interface DSPI MPC5566 Microcontroller Reference Manual Rev 2 20 72 Freescale Semiconductor...
Страница 1037: ...Enhanced Serial Communication Interface eSCI MPC5566 Microcontroller Reference Manual Rev 2 21 40 Freescale Semiconductor...
Страница 1073: ...MPC5566 Microcontroller Reference Manual Rev 2 22 36 Freescale Semiconductor...
Страница 1081: ...Voltage Regulator Controller VRC and POR Module MPC5566 Microcontroller Reference Manual Rev 2 23 8 Freescale Semiconductor...
Страница 1093: ...IEEE 1149 1 Test Access Port Controller JTAGC MPC5566 Microcontroller Reference Manual Rev 2 24 12 Freescale Semiconductor...
Страница 1185: ...Nexus MPC5566 Microcontroller Reference Manual Rev 2 25 92 Freescale Semiconductor...
Страница 1267: ...MPC5566 Reference Manual Revision History MPC5566 Microcontroller Reference Manual Rev 2 Freescale Semiconductor C 10...
Страница 1268: ...MPC5566 Reference Manual Revision History MPC5566 Microcontroller Reference Manual Rev 2 Freescale Semiconductor C 11...