ATTINY461A-XUR Atmel, ATTINY461A-XUR Datasheet - Page 174
ATTINY461A-XUR
Manufacturer Part Number
ATTINY461A-XUR
Description
MCU AVR 4K FLASH 20MHZ 20TSSOP
Manufacturer
Atmel
Series
AVR® ATtinyr
Datasheet
1.ATTINY461A-MU.pdf
(292 pages)
Specifications of ATTINY461A-XUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
USI
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
16
Program Memory Size
4KB (2K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 11x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Figure 18-2. Serial Programming Instruction example
18.7
18.7.1
174
Byte 1
Parallel Programming
ATtiny261A/461A/861A
Signal Names
Load Program Memory Page (High/Low Byte)/
Load EEPROM Memory Page (page access)
Bit 15 B
Byte 2
Adr MSB
Adr dr M
A
r MS S B
This section describes how to parallel program and verify Flash Program memory, EEPROM
Data memory, Memory Lock bits, and Fuse bits. Pulses are assumed to be at least 250 ns in
length, unless otherwise noted.
In this section, some pins are referenced by signal names describing their functionality during
parallel programming, see
are referenced by pin names.
Byte 3
Adr LSB
Page Offset
0
Serial Programming Instruction
Byte 4
Program Memory/
EEPROM Memory
Figure 18-3
Page Buffer
Page N-1
Page 0
Page 1
Page 2
and
Byte 1
Table
Page Number
18-12. Pins not described in the following table
Bit 15 B
Byte 2
Write Program Memory Page/
Write EEPROM Memory Page
Adr MSB
Byte 3
Adr LSB
A A dr dr LS
LSB
SB
0
8197B–AVR–01/10
Byte 4
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