Datasheet

32
SAM9G25 [DATASHEET]
11032C–ATARM–25-Jan-13
7.1 Chip Identification
z Chip ID: 0x819A_05A1
z Chip ID Extension: 3
z JTAG ID: 0x05B2_F03F
z ARM926 TAP ID: 0x0792_603F
7.2 Backup Section
The SAM9G25 features a Backup Section that embeds:
z RC Oscillator
z Slow Clock Oscillator
z Real Time Counter (RTC)
z Shutdown Controller
z 4 Backup Registers
z Slow Clock Control Register (SCKCR)
z Boot Sequence Configuration Register (BSCR)
z A part of the Reset Controller (RSTC)
This section is powered by the VDDBU rail.