| Context | ID | Description | Acc | Size |
|---|---|---|---|---|
| AVR32_CTXT_USB | AVR32_USB_MAX_READ | Maximum payload for reading is (2^MAX_READ) | R | 1 byte |
| AVR32_USB_MAX_WRITE | Maximum payload for writing is (2^MAX_WRITE) | R | 1 byte | |
| AVR32_CTXT_SESSION | AVR32_SESS_RUN_LED |
Sets the RUN indicator 0x00 = stopped 0x01 = running |
W | 1 byte |
| AVR32_CTXT_PHYSICAL | AVR32_PHY_PHYSICAL |
Selects the physical interface 0x00 = None 0x04 = JTAG 0x07 = aWire |
RW | 1 byte |
| AVR32_PHY_JTAG_CLOCK | JTAG clock frequency [kHz] | RW | 2 bytes | |
| AVR32_PHY_AW_MAXBAUD |
Maximum aWire baud [kbps] Baud rate is configured automatically, but a ceiling value can be set. |
RW | 2 bytes | |
| AVR32_PHY_DAISY |
Devices before <<24 Devices after <<16 IR-bits before <<8 IR-bits after <<0 Note that daisy chain settings must be written before activating the JTAG physical. |
RW | 4 bytes | |
| AVR32_PHY_EXT_RESET |
Applies or releases the /RESET line: 0x01: pulls the /RESET line to ground 0x01: releases /RESET. The user is responsible for releasing /RESET after pulling it low in this way. |
W | 1 byte | |
| AVR32_CTXT_DEVICE | AVR32_FLASH_CTRL_BASE | Flash controller base address [byte address] | W | 4 bytes |
| AVR32_FLASH_PAGEBYTES | Number of bytes in one flash page. | W | 2 bytes | |
| AVR32_RESET_DOMAINS |
Number of reset domains in target device. Usually 5 for UC3A/B and 1 for UC3C/L. |
W | 1 byte | |
| AVR32_FLASH_PAGES | Number of pages in the flash block | W | 2 bytes | |
| AVR32_AWIRE_BASE | Base address for aWire module | W | 4 bytes |