ATtiny87 Atmel Corporation, ATtiny87 Datasheet - Page 186
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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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Manufacturer
Quantity
Price
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20 000
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ATMEL
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15.6.8
15.6.9
186
ATtiny87/ATtiny167
LINIDR – LIN Identifier Register
LINSEL – LIN Data Buffer Selection Register
• Bits 7:6 – LP[1:0]: Parity
• Bits 5:4 – LDL[1:0]: LIN 1.3 Data Length
• Bits 3:0 – LID[3:0]: LIN 1.3 Identifier
• Bits 5:0 – LID[5:0]: LIN 2.1 Identifier
• Bits 7:4 – Res: Reserved Bits
Bit
(0xD0)
Read/Write
Initial Value
Bit
(0xD1)
Read/Write
Initial Value
These bits are reserved for future use. For compatibility with future devices, they must be
written to zero when LINSEL is written.
– 00 = 2-byte response,
– 01 = 2-byte response,
– 10 = 4-byte response,
– 11 = 8-byte response.
In LIN mode:
In UART mode this field is unused.
In LIN 1.3 mode:
In UART mode this field is unused.
In LIN 1.3 mode: 4-bit identifier.
In UART mode this field is unused.
In LIN 2.1 mode: 6-bit identifier (no length transported).
In UART mode this field is unused.
LP1
R
7
0
7
–
–
–
LP0 = LID4 ^ LID2 ^ LID1 ^ LID0
LP1 = ! ( LID1 ^ LID3 ^ LID4 ^ LID5 )
LP0
R
6
0
6
–
–
–
LID5 /
LDL1
R/W
5
0
5
–
–
–
LID4 /
LDL0
R/W
4
–
–
–
4
0
LAINC
R/W
LID3
3
0
R/W
3
0
LINDX2
R/W
LID2
R/W
2
0
2
0
LINDX1
R/W
LID1
R/W
1
0
1
0
LINDX0
R/W
LID0
R/W
0
0
0
0
8265B–AVR–09/10
LINSEL
LINIDR
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