ata6616 ATMEL Corporation, ata6616 Datasheet - Page 110

• Manufacturer Part Number: ata6616
• Description: Microcontroller With Lin Transceiver, 5v Regulator And Watchdog
• Manufacturer: ATMEL Corporation

4.11
4.11.1
4.11.2
110
8-bit Timer/Counter0 and Asynchronous Operation
ATA6616/ATA6617 [Preliminary]
Features
Overview
Timer/Counter0 is a general purpose, single channel, 8-bit Timer/Counter module. The main
features are:
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Many register and bit references in this section are written in general form.
A simplified block diagram of the 8-bit Timer/Counter is shown in
I/O 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
• A lower case “n” replaces the Timer/Counter number, in this case 0. However, when using the
• A lower case “x” replaces the Output Compare unit channel, in this case A. However, when
Single Channel Counter
Clear Timer on Compare Match (Auto Reload)
Glitch-free, Phase Correct Pulse Width Modulator (PWM)
Frequency Generator
10-bit Clock Prescaler
Overflow and Compare Match Interrupt Sources (TOV0 and OCF0A)
Allows Clocking from External Crystal (i.e. 32 kHz Watch Crystal) Independent of the I/O Clock
register or bit defines in a program, the precise form must be used, i.e., TCNT0 for accessing
Timer/Counter0 counter value and so on.
using the register or bit defines in a program, the precise form must be used, i.e., OCR0A for
accessing Timer/Counter0 output compare channel A value and so on.
“8-bit Timer/Counter Register Description” on page
DRAFT
Figure
4-30. CPU accessible
9132A–AUTO–10/08
124.