Datasheet

1487
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
12-Jun-2014
Section 44. “Analog Comparator Controller (ACC)”
Updated Figure 44-1 “Analog Comparator Controller Block Diagram”
Added Table 44-1 “List of analog inputs”
Updated Table 44-2 “ACC Pin List”
ADx analog inputs replaced with AFEx_ADx external analog data inputs
Section 44.1 “Description”, Section 44.6.2 “Analog Settings” and Section 44.6.4 “Fault Mode”: Updated section
for clarity.
Replaced Section “Write Protection System” with Section 44.6.5 “Register Write Protection”.
Updated Section 44.7.8 “ACC Write Protection Mode Register” and Section 44.7.9 “ACC Write Protection
Status Register”.
Section 45. “Analog-Front-End Controller (AFEC)”
General editorial and formatting changes throughout
Updated Section 45.3 “Block Diagram”
Updated Section 45.6.3 “Conversion Resolution”
Added Section 45.6.5 “Conversion Results Format”
Added the last paragraph (“Depending on the sign of the conversion...”) in ”Section 45.6.8 “Comparison
Window”
Updated Section 45.6.9 “Differential Inputs”,
Section 45.6.13 “Enhanced Resolution Mode and Digital Averaging Function”, added two paragraphs (“Note
that,...” and “As the consequence,...”)
Updated Section 45.6.17 “Register Write Protection”
Section 45-7 “Analog Full Scale Ranges in Single Ended/Differential Applications Versus Gain”: replaced
instances of “vrefin” with “V
ADVREF”
Updated Table 45-7 “Register Mapping”, added new registers and updated offsets for reserved registers
”Section 45.7.3 “AFEC Extended Mode Register”: added SIGNMODE (bits 29:28) and AFEMODE (bits 21:20)
Section 45.7.14 “AFEC Overrun Status Register” added a note
Section 45.7.15 “AFEC Compare Window Register”:
-LOWTHRES: updated the field description
-HIGHTRES: updated the field description
Section 45.7.17 “AFEC Channel Calibration DC Offset Register” In OFFx bit description, replaced instances of
“Vrefin/2” with “V
ADVREF/2”
Modified DATA field description in Section 45.7.20 “AFEC Channel Data Register”
Section 45.7.23 “AFEC Temperature Compare Window Register”:
-TLOWTHRES: updated the field description
-THIGHTRES: updated the field description
Section 45.7.25 “AFEC Write Protection Mode Register”
- modified the section title/register name (was “AFEC Write Protect Mode Register”)/content
Section 45.7.26 “AFEC Write Protection Status Register”: updated WPVSRC field description
Table 52-1. SAM4E Datasheet Rev. 11157D 12-Jun-14 Revision history (Continued)
Doc. Date Changes