AT91M40400 View Datasheet(PDF) - Atmel Corporation
Part Name
Description
MFG CO.
'AT91M40400' PDF : 116 Pages View PDF
• EEVTEDG: External Event Edge Selection
EEVTEDG
0
0
0
1
1
0
1
1
Edge
none
rising edge
falling edge
each edge
• EEVT: External Event Selection
EEVT
0
0
0
1
1
0
1
1
Signal selected
as external event
TIOB
XC0
XC1
XC2
TIOB Direction
input(1)
output
output
output
Note: 1. If TIOB is chosen as the external event signal, it is configured as an input and no longer generates waveforms.
• ENETRG: External Event Trigger Enable
0 = The external event has no effect on the counter and its clock. In this case, the selected external event only controls
the TIOA output.
1 = The external event resets the counter and starts the counter clock.
• CPCTRG: RC Compare Trigger Enable
0 = RC Compare has no effect on the counter and its clock.
1 = RC Compare resets the counter and starts the counter clock.
• WAVE = 1
0 = Waveform Mode is disabled (Capture Mode is enabled).
1 = Waveform Mode is enabled.
• ACPA: RA Compare Effect on TIOA
ACPA
0
0
0
1
1
0
1
1
Effect
none
set
clear
toggle
• ACPC: RC Compare Effect on TIOA
ACPC
0
0
0
1
1
0
1
1
Effect
none
set
clear
toggle
• AEEVT: External Event Effect on TIOA
AEEVT
0
0
0
1
1
0
1
1
Effect
none
set
clear
toggle
98
AT91M40400
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