ATTINY20-EK1 Atmel, ATTINY20-EK1 Datasheet - Page 94

• Manufacturer Part Number: ATTINY20-EK1
• Description: KIT EVAL TOUCH ATTINY20
• Manufacturer: Atmel

Specifications of ATTINY20-EK1

• Sensor Type: *
• Sensing Range: *
• Interface: *
• Sensitivity: *
• Voltage - Supply: *
• Embedded: *
• Utilized Ic / Part: *
• Silicon Manufacturer: Atmel
• Core Architecture: AVR
• Core Sub-architecture: TinyAVR
• Kit Contents: Board
• Svhc: No SVHC (15-Dec-2010)
• Mcu Supported Families: ATtiny20
• Tool / Board Applications: Microcontroller
• Rohs Compliant: Yes
• Tool Type: Development Kit
• Cpu Core: AVR 8
• Data Bus Width: 8 bit
• Processor To Be Evaluated: ATtiny20
• Interface Type: Touch
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

94
ATtiny20
Figure 12-10. Timer/Counter Timing Diagram, Setting of OCF1x, no Prescaling
Figure 12-11
Figure 12-11. Timer/Counter Timing Diagram, Setting of OCF1x, with Prescaler (f
Figure 12-12
frequency correct PWM mode the OCR1x Register is updated at BOTTOM. The timing diagrams
will be the same, but TOP should be replaced by BOTTOM, TOP-1 by BOTTOM+1 and so on.
The same renaming applies for modes that set the TOV1 flag at BOTTOM.
(PC and PFC PWM)
OCRnx
TCNTn
and ICFn
OCFnx
(clk
(CTC and FPWM)
TOVn
(Update at TOP)
clk
clk
I/O
I/O
TCNTn
TCNTn
OCRnx
Tn
as TOP)
(clk
/8)
clk
clk
I/O
(FPWM)
I/O
Tn
/1)
(if used
shows the same timing data, but with the prescaler enabled.
shows the count sequence close to TOP in various modes. When using phase and
OCRnx - 1
TOP - 1
TOP - 1
Old OCRnx Value
OCRnx
OCRnx Value
TOP
TOP
OCRnx + 1
BOTTOM
TOP - 1
New OCRnx Value
BOTTOM + 1
OCRnx + 2
clk_I/O
8235B–AVR–04/11
TOP - 2
/8)