参数资料
型号: AT90USB1287-16AUR
厂商: Atmel
文件页数: 87/106页
文件大小: 0K
描述: IC MCU AVR 128K ISP USB TQFP64
产品培训模块: megaAVR Introduction
标准包装: 1,000
系列: AVR® 90USB
核心处理器: AVR
芯体尺寸: 8-位
速度: 16MHz
连通性: EBI/EMI,I²C,SPI,UART/USART,USB,USB OTG
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 48
程序存储器容量: 128KB(128K x 8)
程序存储器类型: 闪存
EEPROM 大小: 4K x 8
RAM 容量: 8K x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
数据转换器: A/D 8x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 64-LQFP
包装: 带卷 (TR)
配用: ATSTK600-ND - DEV KIT FOR AVR/AVR32
ATSTK525-ND - KIT STARTER FOR AT90USB
AT90USBKEY2-ND - KIT DEMO FOR AT90USB
81
7593L–AVR–09/12
AT90USB64/128
PCINT1, Pin Change Interrupt source 1: The PB1 pin can serve as an external interrupt source.
SS/PCINT0 – Port B, bit 0
SS: Slave Port Select input. When the SPI is enabled as a slave, this pin is configured as an
input regardless of the setting of DDB0. As a slave, the SPI is activated when this pin is driven
low. When the SPI is enabled as a master, the data direction of this pin is controlled by DDB0.
When the pin is forced to be an input, the pull-up can still be controlled by the PORTB0 bit.
Table 11-7 and Table 11-8 relate the alternate functions of Port B to the overriding signals
shown in Figure 11-5 on page 76. SPI MSTR INPUT and SPI SLAVE OUTPUT constitute the
MISO signal, while MOSI is divided into SPI MSTR OUTPUT and SPI SLAVE INPUT.
PCINT0, Pin Change Interrupt source 0: The PB0 pin can serve as an external interrupt source..
Table 11-7.
Overriding signals for alternate functions in PB7..PB4.
Signal
name
PB7/PCINT7/OC0A/
OC1C
PB6/PCINT6/OC1B
PB5/PCINT5/OC1A
PB4/PCINT4/OC2A
PUOE
0
PUOV
0
DDOE
0
DDOV
0
PVOE
OC0/OC1C
ENABLE
OC1B ENABLE
OC1A ENABLE
OC2A ENABLE
PVOV
OC0/OC1C
OC1B
OC1A
OC2A
DIEOE
PCINT7 PCIE0
PCINT6 PCIE0
PCINT5 PCIE0
PCINT4 PCIE0
DIEOV
1
DI
PCINT7 INPUT
PCINT6 INPUT
PCINT5 INPUT
PCINT4 INPUT
AIO
Table 11-8.
Overriding signals for alternate functions in PB3..PB0.
Signal
name
PB3/PD0/PCINT3/
MISO
PB2/PDI/PCINT2/
MOSI
PB1/PCINT1/
SCK
PB0/PCINT0/
SS
PUOE
SPE MSTR
PUOV
PORTB3 PUD
PORTB2 PUD
PORTB1 PUD
PORTB0 PUD
DDOE
SPE MSTR
DDOV
0
PVOE
SPE MSTR
0
PVOV
SPI SLAVE
OUTPUT
SPI MSTR OUTPUT
SCK OUTPUT
0
DIEOE
PCINT3 PCIE0
PCINT2 PCIE0
PCINT1 PCIE0
PCINT0 PCIE0
DIEOV
1
DI
SPI MSTR INPUT
PCINT3 INPUT
SPI SLAVE INPUT
PCINT2 INPUT
SCK INPUT
PCINT1 INPUT
SPI SS
PCINT0 INPUT
AIO
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