参数资料
型号: EFM32LG280F256
厂商: Energy Micro
文件页数: 51/69页
文件大小: 0K
描述: IC MCU 32BIT 256KB FLASH QFP100
标准包装: 1,000
系列: Leopard Gecko
核心处理器: ARM? Cortex?-M4
芯体尺寸: 32-位
速度: 48MHz
连通性: EBI/EMI,I²C,IrDA,智能卡,SPI,UART/USART
外围设备: 欠压检测/复位,DMA,POR,PWM,WDT
输入/输出数: 86
程序存储器容量: 256KB(256K x 8)
程序存储器类型: 闪存
RAM 容量: 32K x 8
电压 - 电源 (Vcc/Vdd): 1.85 V ~ 3.8 V
数据转换器: A/D 8x12b,D/A 2x12b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 100-LQFP
包装: 带卷 (TR)
Preliminary
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32LG280FXX - d0107_Rev1.10
55
www.energymicro.com
Alternate
LOCATION
Functionality
0
1
2
3
4
5
6
Description
US1_TX
PC0
PD0
PD7
USART1 Asynchronous Transmit.Also used as receive input
in half duplex communication.
USART1 Synchronous mode Master Output / Slave Input
(MOSI).
US2_CLK
PC4
PB5
USART2 clock input / output.
US2_CS
PC5
PB6
USART2 chip select input / output.
US2_RX
PC3
PB4
USART2 Asynchronous Receive.
USART2 Synchronous mode Master Input / Slave Output
(MISO).
US2_TX
PC2
PB3
USART2 Asynchronous Transmit.Also used as receive input
in half duplex communication.
USART2 Synchronous mode Master Output / Slave Input
(MOSI).
4.3 GPIO pinout overview
The specific GPIO pins available in EFM32LG280 is shown in Table 4.3 (p. 55) . Each GPIO port is
organized as 16-bit ports indicated by letters A through F, and the individual pin on this port in indicated
by a number from 15 down to 0.
Table 4.3. GPIO Pinout
Port
Pin
15
Pin
14
Pin
13
Pin
12
Pin
11
Pin
10
Pin
9
Pin
8
Pin
7
Pin
6
Pin
5
Pin
4
Pin
3
Pin
2
Pin
1
Pin
0
Port A
PA15
PA14
PA13
PA12
PA11
PA10
PA9
PA8
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
Port B
-
PB14
PB13
PB12
PB11
PB10
PB9
PB8
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
Port C
PC15
PC14
PC13
PC12
PC11
PC10
PC9
PC8
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
Port D
-
PD12
PD11
PD10
PD9
PD8
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
Port E
PE15
PE14
PE13
PE12
PE11
PE10
PE9
PE8
PE7
PE6
PE5
PE4
PE3
PE2
PE1
PE0
Port F
-
PF9
PF8
PF7
PF6
PF5
PF4
PF3
PF2
PF1
PF0
4.4 Opamp pinout overview
The specific opamp terminals available in EFM32LG280 is shown in Figure 4.2 (p. 56) .
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