AT90CAN32 Atmel Corporation, AT90CAN32 Datasheet - Page 145
AT90CAN32
Manufacturer Part Number
AT90CAN32
Description
Manufacturer
Atmel Corporation
Specifications of AT90CAN32
Flash (kbytes)
32 Kbytes
Pin Count
64
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
53
Ext Interrupts
8
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Uart
2
Can
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
2
Eeprom (bytes)
1024
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
2.7 to 5.5
Operating Voltage (vcc)
2.7 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
4
Output Compare Channels
8
Input Capture Channels
2
Pwm Channels
7
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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14. 8-bit Timer/Counter2 with PWM and Asynchronous Operation
14.1
14.2
7679H–CAN–08/08
Features
Overview
Timer/Counter2 is a general purpose, single channel, 8-bit Timer/Counter module. The main
features are:
•
•
•
•
•
•
•
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
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
• A lower case “n” replaces the Timer/Counter number, in this case 2. However, when using
• 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 (TOV2 and OCF2A)
Allows Clocking from External 32 kHz Watch Crystal Independent of the I/O Clock
the register or bit defines in a program, the precise form must be used, i.e., TCNT2 for
accessing Timer/Counter2 counter value and so on.
using the register or bit defines in a program, the precise form must be used, i.e., OCR2A for
accessing Timer/Counter2 output compare channel A value and so on.
Figure 1-2 on page 5
“8-bit Timer/Counter Register Description” on page
or
Figure 1-3 on page
AT90CAN32/64/128
Figure
6. CPU accessible I/O
14-1. For the actual
157.
145
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