参数资料
型号: AT90USBKEY2
厂商: Atmel
文件页数: 12/22页
文件大小: 0K
描述: KIT DEMO FOR AT90USB
产品培训模块: megaAVR Introduction
标准包装: 1
主要目的: USB 控制器
嵌入式: 是,MCU,8 位
已用 IC / 零件: AT90USB1286,AT90USB1287,AT90USB646,AT90USB647
已供物品: 板,线缆
产品目录页面: 611 (CN2011-ZH PDF)
配用: ATSTK525-ND - KIT STARTER FOR AT90USB
相关产品: AT90USB1287-16AUR-ND - IC MCU AVR 128K ISP USB TQFP64
AT90USB82-16MUR-ND - MCU AVR USB 8K FLASH 32-QFN
AT90USB162-16MU-ND - MCU AVR USB 16K FLASH 32-QFN
AT90USB162-16AU-ND - MCU AVR USB 16K FLASH 32-TQFP
AT90USB162-16MURDKR-ND - IC AVR MCU 16K FLASH 32QFN
AT90USB162-16AURDKR-ND - IC AVR MCU 16K FLASH 32TQFP
AT90USB82-16MU-ND - IC AVR MCU 8K FLASH 32QFN
AT90USB162-16MURCT-ND - IC AVR MCU 16K FLASH 32QFN
AT90USB162-16AURCT-ND - IC AVR MCU 16K FLASH 32TQFP
AT90USB162-16MURTR-ND - IC AVR MCU 16K FLASH 32QFN
更多...
其它名称: AT90USBKEY
AT90USBKEY-ND
Using the AT90USBKey
Temp.
(°C)
5
6
7
8
9
R T
(K Ω )
278,995
264,119
250,134
236,981
224,606
Temp.
(°C)
35
36
37
38
39
R T
(K Ω )
62,937
60,188
57,576
55,093
52,732
Temp.
(°C)
65
66
67
68
69
R T
(K Ω )
18,493
17,820
17,174
16,556
15,964
Temp.
(°C)
95
96
97
98
99
R T
(K Ω )
6,635
6,430
6,233
6,043
5,860
Figure 2-8 . Thermistor Schematic
PF[7..0]
VCC
R27
100k
R29
2.4.5
Data Flash memory
For mass-storage class demonstration purpose, the AT90USBKey provides two on-chip
serial Flash memories (AT45DB642D) connected to the AT90USB Serial Port Interface
(SPI).
The data-flash chip select signals are connected to PortE bit 0 and bit 1 of the AT90USB
(See Figure 2-9).
Figure 2-9 . On-board data flash schematic
PB[7..0]
VCC3
VCC3
R9
100k
VCC3
R10
100k
7
6
5
PE0
PB1
PB2
PB3
RESET
1
2
3
4
U2
8
SI SO
SCK GND
RESET VCC
CS WP
AT45DB642D CASON8
R11
100k
PE1
PB1
PB2
PB3
RESET
1
2
3
4
U3
SI
SCK
RESET
CS
SO
GND
VCC
WP
8
7
6
5
VCC3
R12
100k
AT45DB642D CASON8
2-12
7627A–AVR–04/06
AT90USBKey Hardware User Guide
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