ATtiny87 Atmel Corporation, ATtiny87 Datasheet - Page 166
ATtiny87
Manufacturer Part Number
ATtiny87
Description
Manufacturer
Atmel Corporation
Specifications of ATtiny87
Flash (kbytes)
8 Kbytes
Pin Count
20
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
Hardware Qtouch Acquisition
No
Max I/o Pins
16
Ext Interrupts
16
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
1
Uart
1
Lin
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
11
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
0.5
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
2
Output Compare Channels
3
Input Capture Channels
1
Pwm Channels
9
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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15.4.3
15.4.4
166
ATtiny87/ATtiny167
LIN/UART Controller Structure
LIN/UART Command Overview
Figure 15-4. LIN/UART Controller Block Diagram
Figure 15-5. LIN/UART Command Dependencies
CLK
RxD
IO
Prescaler
Sample /bit
Get Byte
Data FIFO
Recommended
Automatic
Possible
Return
RX
Way
Way
Tx Header
BAUD_RATE
Duplex
Synchronization
Full
Monitoring
Frame Time-out
IDOK
DISABLE
Rx Header
LIN Abort
Transfer
Byte
or
Finite State Machine
TXOK
Response
Byte
RXOK
Tx
Tx
BUFFER
Put Byte
Response
Byte
Rx
Rx
UART
LIN
TX
FSM
8265B–AVR–09/10
TxD
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