| Features |
- Number of PTC channels change from 192 to 169.
|
| Configuration Summary |
- Added footnotes explaining which instances of TCs are available
for the SAM L21E and G.
- Number of PTC channels updated. Presentation split in mutual-
and self-capacitance.
|
| I/O Multiplexing and Considerations |
- Notes added.
- GPIO Cluster table added.
- SERCOM Configurations added.
- Oscillator Pinout: Recommendation for XOSC32 jitter optimization
added.
|
| DSU - Device Service Unit |
|
| PM – Power Manager |
- Register SLEEPCFG
has reset value 0x2
|
| OSCCTRL – Oscillators Controller |
- Register
OSC16MCTRL is 8 bit in size
- DFLL48M drift
compensation: Out-Of-Bounds is typically caused by drift of the
reference clock.
|
| RTC – Real-Time Counter |
- No CTRLB register.
- Editorial updates.
|
| NVMCTRL – Non-Volatile Memory Controller |
- Register PARAM
has device-specific reset value
|
| SERCOM USART – SERCOM Universal Synchronous and Asynchronous Receiver and Transmitter |
- Register RXPL.RXPL: formula corrected.
|
| |
| TCC – Timer/Counter for Control Applications |
- Registers CCBx renamed to CCBUFx
- Register PATTB renamed to PATTBUF
- Editorial updates.
|
| ADC – Analog-to-Digital Converter |
- Features: Number of analog inputs updated.
- Updated signal name from ADC to AIN.
- AREFA/B naming updated to VREFA/B.
|
| USB – Universal Serial Bus |
- Size of register bit field PCKSIZE.BYTE_COUNT is 14 bit.
|
| Electrical
Characteristics |
- GPIO Cluster information moved to I/O Multiplexing and
Considerations section.
- Section IO Pin Characteristics consolidated.
|
| Packaging Information |
- Junction
Temperature: editorial updates.
|
| Errata SAML21 |
Errata for rev.C is added.
Added new Errata rev.B: - PM: Overconsumption under certain condition.
Errata reference 14539
- DAC: STATUS.READY not cleared during standby.
Errata reference 14678
- DAC: STATUS.READY not set under certain conditions.
Errata reference 14664
- TRNG: Power consumption in standby mode. Errata
reference 14827
- EVSYS: Spurious overrun can appear under certain
conditions. Errata reference 14532
- ADC: Short-term overconsumption on VDDNA under
certain conditions. Errata reference 14349
- ADC: ENOB is 9.2 in this revision. Errata
reference 13850
- DMAC: Under certain conditions, trigger disabling not
functional in standby mode. Errata reference
14648
- EIC: ASYNCH register access impaired unter certain
conditions. Errata reference 14417
Added new Errata rev.A: - DAC: STATUS.READY not cleared during standby.
Errata reference 14678
- DAC: STATUS.READY not set under certain conditions.
Errata reference 14664
- EIC: No asynchronous edge detection. Errata
reference 12949
- TRNG: Power consumption in standby mode. Errata
reference 14827
- EVSYS: Spurious overrun can appear under certain
conditions. Errata reference 14532
- BOD33: Reset occurs under certain conditions.
Errata reference 13918
- ADC: Short-term overconsumption on VDDNA under
certain conditions. Errata reference 14349
- DSU: MBIST Pause on error not functional. Errata
reference 14324
- DMAC: CRC computation may be incorrect. Errata
reference 14324
Changed Errata rev.A: - Device: SYSTICK calibration: workaround
expanded.Errata reference 13995
|
