at91sam9263 ATMEL Corporation, at91sam9263 Datasheet - Page 404

• Manufacturer Part Number: at91sam9263
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

29.2
Figure 29-1. Debug Unit Functional Block Diagram
Table 29-1.
Figure 29-2. Debug Unit Application Example
404
Pin Name
DRXD
DTXD
Block Diagram
Management
AT91SAM9263 Preliminary
Power-on
Controller
Reset
Power
Processor
Debug Unit Pin Description
ARM
nTRST
R
APB
Peripheral
Bridge
Debug Receive Data
Description
Debug Transmit Data
COMMRX
COMMTX
force_ntrst
MCK
Programming Tool
Boot Program
Debug Unit
Baud Rate
Generator
Handler
Handler
Access
DCC
ICE
Peripheral DMA Controller
Debug Unit
Debug Console
RS232 Drivers
Debug Monitor
Transmit
Interrupt
Receive
Control
Chip ID
Trace Manager
Trace Console
Type
Input
Output
dbgu_irq
Parallel
Output
Input/
6249D–ATARM–20-Dec-07
DRXD
DTXD