ATTINY861A-XU Atmel, ATTINY861A-XU Datasheet - Page 174

• Manufacturer Part Number: ATTINY861A-XU
• Description: Microcontrollers (MCU) 8K Flash;125B EEPROM 128B SRAM;16 IO Pins
• Manufacturer: Atmel

Specifications of ATTINY861A-XU

• Core: RISC
• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 8 KB
• Data Ram Size: 512 B
• Interface Type: SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Operating Supply Voltage: 1.8 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-20
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: Details

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