ATTINY13A-SNR Atmel, ATTINY13A-SNR Datasheet - Page 59

• Manufacturer Part Number: ATTINY13A-SNR
• Description: IC MCU AVR 1KB FLASH 20MHZ 8SOIC
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY13A-SNR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 6
• Program Memory Size: 1KB (512 x 16)
• Program Memory Type: FLASH
• Eeprom Size: 64 x 8
• Ram Size: 64 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 8-SOIC (0.200", 5.30mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Connectivity: -

11. 8-bit Timer/Counter0 with PWM
11.1
11.2
8126E–AVR–07/10
Features
Overview
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Timer/Counter0 is a general purpose 8-bit Timer/Counter module, with two independent Output
Compare Units, and with PWM support. It allows accurate program execution timing (event man-
agement) and wave generation.
A simplified block diagram of the 8-bit Timer/Counter is shown in
the actual placement of I/O pins, refer to
Registers, including I/O bits and I/O pins, are shown in bold. The device-specific I/O Register
and bit locations are listed in the
Figure 11-1. 8-bit Timer/Counter Block Diagram
Two Independent Output Compare Units
Double Buffered Output Compare Registers
Clear Timer on Compare Match (Auto Reload)
Glitch Free, Phase Correct Pulse Width Modulator (PWM)
Variable PWM Period
Frequency Generator
Three Independent Interrupt Sources (TOV0, OCF0A, and OCF0B)
Timer/Counter
TCCRnA
OCRnA
TCNTn
OCRnB
=
=
Direction
Count
Clear
“Register Description” on page
Control Logic
“Pinout of ATtiny13A” on page
TOP
=
TCCRnB
Value
BOTTOM
Fixed
TOP
clk
=
Tn
0
70.
OCnA
(Int.Req.)
OCnB
(Int.Req.)
Figure 11-1 on page
TOVn
(Int.Req.)
Clock Select
Generation
Generation
Waveform
Waveform
( From Prescaler )
Detector
Edge
2. CPU accessible I/O
59. For
OCnA
OCnB
Tn
59