ATTINY20-EK1 Atmel, ATTINY20-EK1 Datasheet - Page 70

• 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

70
ATtiny20
Figure 11-8. Timer/Counter Timing Diagram, no Prescaling
Figure 11-9 on page 70
Figure 11-9. Timer/Counter Timing Diagram, with Prescaler (f
Figure 11-10 on page 70
except CTC mode and PWM mode, where OCR0A is TOP.
Figure 11-10. Timer/Counter Timing Diagram, Setting of OCF0x, with Prescaler (f
Figure 11-11 on page 71
and fast PWM mode where OCR0A is TOP.
TCNTn
(clk
TCNTn
(clk
TCNTn
(clk
TOVn
TOVn
OCRnx
OCFnx
clk
clk
clk
clk
clk
clk
I/O
I/O
I/O
I/O
Tn
I/O
Tn
I/O
Tn
/1)
/8)
/8)
OCRnx - 1
MAX - 1
MAX - 1
shows the same timing data, but with the prescaler enabled.
shows the setting of OCF0A and the clearing of TCNT0 in CTC mode
shows the setting of OCF0B in all modes and OCF0A in all modes
OCRnx
MAX
MAX
OCRnx Value
clk_I/O
BOTTOM
OCRnx + 1
BOTTOM
/8)
BOTTOM + 1
BOTTOM + 1
clk_I/O
8235B–AVR–04/11
OCRnx + 2
/8)