AT91SAM7S32-AI ATMEL [ATMEL Corporation], AT91SAM7S32-AI Datasheet - Page 174

• Manufacturer Part Number: AT91SAM7S32-AI
• Description: AT91 ARM Thumb-based Microcontrollers
• Manufacturer: ATMEL [ATMEL Corporation]

Block Diagram
Figure 62. Debug Unit Functional Block Diagram
174
ice_nreset
AT91SAM7S32 Preliminary
Management
Controller
Power
Processor
ARM
nTRST
APB
Peripheral
Bridge
Table 49. Debug Unit Pin Description
Figure 63. Debug Unit Application Example
Pin Name
DRXD
DTXD
COMMRX
COMMTX
force_ntrst
MCK
Debug Unit
Baud Rate
Generator
Description
Debug Receive Data
Debug Transmit Data
Handler
Handler
Access
Programming Tool
DCC
ICE
Peripheral Data Controller
Boot Program
Debug Unit
Debug Console
RS232 Drivers
Debug Monitor
Transmit
Interrupt
Receive
Control
Chip ID
Type
Input
Output
Trace Manager
Trace Console
dbgu_irq
Parallel
Output
Input/
6071A–ATARM–28-Oct-04
DTXD
DRXD