Register Details: System (Digital Die); Analog Devices Identification (Digital Die) Register; Chip Identifier (Digital Die) Register; Serial Wire Debug Enable Register - Analog Devices ADuCM355 Hardware Reference Manual

ADuCM355 Hardware Reference Manual

REGISTER DETAILS: SYSTEM (DIGITAL DIE)

ANALOG DEVICES IDENTIFICATION (DIGITAL DIE) REGISTER

Address: 0x40002020, Reset: 0x4144, Name: ADIID
Analog Devices Cortex device identification.
Table 249. Bit Descriptions for ADIID
Bits Bit Name Settings
[15:0] VALUE

CHIP IDENTIFIER (DIGITAL DIE) REGISTER

Address: 0x40002024, Reset: 0x0284, Name: CHIPID
Chip identification for the digital die.
Table 250. Bit Descriptions for CHIPID
Bits Bit Name
[15:4] PARTID
[3:0] REV

SERIAL WIRE DEBUG ENABLE REGISTER

Address: 0x40002040, Reset: 0x6E65, Name: SWDEN
This register is used to enable the SWD interface. This register is reset upon an internal power-on or an external pin reset. This register is
not affected by a software reset.
Table 251. Bit Descriptions for SWDEN
Bits Bit Name Settings
[15:0] VALUE

ANALOG DEVICES IDENTIFICATION (ANALOG DIE) REGISTER

Address: 0x400C0400, Reset: 0x4144, Name: ADIID
Analog Devices identifier.
Table 252. Bit Descriptions for ADIID
Bits Bit Name
[15:0] ADIID

CHIP IDENTIFICATION (ANALOG DIE) REGISTER

Address: 0x400C0404, Reset: 0x5502, Name: CHIPID
Table 253. Bit Descriptions for CHIPID
Bits Bit Name
[15:4] PARTID
[3:0] Revision

16-BIT SCRATCH REGISTER TO TEST INTERDIE COMMUNICATIONS REGISTER

Address: 0x400C0428, Reset: 0xAA55, Name: DIE2DIESTA
Table 254. Bit Descriptions for DIE2DIESTA
Bits Bit Name Settings
[15:0] STA
Description
Analog Devices Identification. Reads a fixed value of 0x4144 to indicate to debuggers that
they are connected to an Analog Devices implemented Cortex-based device.
Settings
Description
Enable SWD Interface. Writing this register with en (0x6E65) or EN (0x4E45) enables the
SWD interface. Writing this register with rp (0x7072) or RP (0x5052) disables the SWD
interface. Writes of any other value are ignored. This register cannot be modified when
written with EN or RP. This register is reset by a POR or pin reset, but not software or WDT
reset.
Settings Description
Analog Devices Identifier. Always equals 0x4144.
Settings Description
Part Identifier.
Silicon Revision Number.
Description
User Programmable Scratch Register. The user can use this register to prove interdie
communications.
Rev. B | Page 213 of 312
Description
Part Identifier.
Silicon Revision.
UG-1262
Reset
0x4144
Reset Access
0x28 R
0x4 R
Reset Access
0x6E65 W
Reset Access
0x4144 R
Reset Access
0x550 R
0x2 R
Reset Access
0xAA55 R/W
Access
R