AT91SAM9M10 ATMEL Corporation, AT91SAM9M10 Datasheet - Page 22

• Manufacturer Part Number: AT91SAM9M10
• Description: At91 Arm Thumb-based Microcontrollers
• Manufacturer: ATMEL Corporation

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Debug and Test Features
AT91SAM9M10
• ARM926 Real-time In-circuit Emulator
• Debug Unit
• IEEE1149.1 JTAG Boundary-scan on All Digital Pins.
– Two real-time Watchpoint Units
– Two Independent Registers: Debug Control Register and Debug Status Register
– Test Access Port Accessible through JTAG Protocol
– Debug Communications Channel
– Two-pin UART
– Debug Communication Channel Interrupt Handling
– Chip ID Register
6355AS–ATARM–06-Jan-10