Atmel SAM4S-XPLD Atmel ATSAM4S-XPLD ATSAM4S-XPLD 데이터 시트
제품 코드
ATSAM4S-XPLD
998
SAM4S [DATASHEET]
11100E–ATARM–24-Jul-13
• SETTLING: Analog Settling Time
• ANACH: Analog Change
• TRACKTIM: Tracking Time
Tracking Time = (TRACKTIM + 1) * ADCClock periods.
• TRANSFER: Transfer Period
This field must be programmed with value 2.
• USEQ: Use Sequence Enable
Value
Name
Description
0
AST3
3 periods of ADCClock
1
AST5
5 periods of ADCClock
2
AST9
9 periods of ADCClock
3
AST17
17 periods of ADCClock
Value
Name
Description
0
NONE
No analog change on channel switching: DIFF0, GAIN0 and OFF0 are used for all channels
1
ALLOWED
Allows different analog settings for each channel. See ADC_CGR and ADC_COR Registers
Value Name
Description
0
NUM_ORDER
Normal Mode: The controller converts channels in a simple numeric order depending only on the
channel index.
channel index.
1
REG_ORDER
User Sequence Mode: The sequence respects what is defined in ADC_SEQR1 and ADC_SEQR2
registers and can be used to convert several times the same channel.
registers and can be used to convert several times the same channel.