AT90USB1287-MUR Atmel, AT90USB1287-MUR Datasheet - Page 370
AT90USB1287-MUR
Manufacturer Part Number
AT90USB1287-MUR
Description
MCU AVR 128K FLASH 16MHZ 64QFN
Manufacturer
Atmel
Series
AVR® 90USBr
Datasheet
1.AT90USB646-MU.pdf
(461 pages)
Specifications of AT90USB1287-MUR
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
EBI/EMI, I²C, SPI, UART/USART, USB, USB OTG
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
48
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
Processor Series
AT90USBx
Core
AVR8
3rd Party Development Tools
EWAVR, EWAVR-BL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATSTK525, ATAVRISP2, ATAVRONEKIT, AT90USBKEY, ATEVK525, ATAVRQTOUCHX
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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AT90USB64/128
Figure 29-1. Parallel Programming
Note:
Table 29-6.
Table 29-7.
BS2
0
0
1
1
Programming Mode
Signal Name in
RDY/BSY
PAGEL
1. Unused Pins should be left floating.
DATA
BS1
XA0
XA1
BS2
WR
BS1
0
1
0
1
OE
Pin Name Mapping
BS2 and BS1 Encoding
Flash /
EEPROM
Address
Low Byte
High Byte
Extended High
Byte
Reserved
Pin Name
RDY/BSY
PB7-0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PA0
PAGEL
+12 V
BS2
BS1
XA0
XA1
WR
OE
Flash Data
Loading /
Reading
Low Byte
High Byte
Reserved
Reserved
I/O
I/O
(1)
O
I
I
I
I
I
I
I
PD1
PD2
PD3
PD4
PD5
PD6
PD7
RESET
XTAL1
GND
PA0
Function
0: Device is busy programming, 1: Device is
ready for new command.
Output Enable (Active low).
Write Pulse (Active low).
Byte Select 1.
XTAL Action Bit 0.
XTAL Action Bit 1.
Program Memory and EEPROM data Page Load.
Byte Select 2.
Bi-directional Data bus (Output when OE is low).
PB7 - PB0
Fuse
Programming
Low Byte
High Byte
Extended Byte
Reserved
AVCC
VCC
+5V
+5V
DATA
Reading Fuse
and Lock Bits
Fuse Low Byte
Lockbits
Extended Fuse
Byte
Fuse High Byte
7593K–AVR–11/09
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