Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK 데이터 시트
제품 코드
AT91SAM9N12-EK
29
SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]
11063K–ATARM–05-Nov-13
7.3
Chip Identification
Chip ID: 0x819A_07A1
SAM9CN12 Chip ID Extension: 5
SAM9CN11 Chip ID Extension: 9
SAM9N12 Chip ID Extension: 6
JTAG ID: 0x05B3_003F
ARM926 TAP ID: 0x0792_603F
7.4
Backup Section
The SAM9N12/CN11/CN12 features a Backup Section that embeds:
RC Oscillator
Slow Clock Oscillator
Real Time Counter (RTC)
Shutdown Controller
4 backup registers
Slow Clock Control Register (SCKCR)
A part of the reset Controller (RSTC)
This section is powered by the VDDBU rail.