参数资料
型号: EFM32LG280F256
厂商: Energy Micro
文件页数: 44/69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
49
www.energymicro.com
LQFP100 Pin#
and Name
Pin Alternate Functionality / Description
Pin
#
Pin Name
Analog
EBI
Timers
Communication
Other
90
PD11
EBI_CS2 #0/1/2
91
PD12
EBI_CS3 #0/1/2
92
PE8
EBI_AD00 #0/1/2
PCNT2_S0IN #1
PRS_CH3 #1
93
PE9
EBI_AD01 #0/1/2
PCNT2_S1IN #1
94
PE10
EBI_AD02 #0/1/2
TIM1_CC0 #1
US0_TX #0
BOOT_TX
95
PE11
EBI_AD03 #0/1/2
TIM1_CC1 #1
US0_RX #0
LES_ALTEX5 #0
BOOT_RX
96
PE12
EBI_AD04 #0/1/2
TIM1_CC2 #1
US0_RX #3
US0_CLK #0
I2C0_SDA #6
CMU_CLK1 #2
LES_ALTEX6 #0
97
PE13
EBI_AD05 #0/1/2
US0_TX #3
US0_CS #0
I2C0_SCL #6
LES_ALTEX7 #0
ACMP0_O #0
GPIO_EM4WU5
98
PE14
EBI_AD06 #0/1/2
TIM3_CC0 #0
LEU0_TX #2
99
PE15
EBI_AD07 #0/1/2
TIM3_CC1 #0
LEU0_RX #2
100
PA15
EBI_AD08 #0/1/2
TIM3_CC2 #0
4.2 Alternate functionality pinout
A wide selection of alternate functionality is available for multiplexing to various pins. This is shown in
Table 4.2 (p. 49). The table shows the name of the alternate functionality in the first column, followed
by columns showing the possible LOCATION bitfield settings.
Note
Some functionality, such as analog interfaces, do not have alternate settings or a LOCA-
TION bitfield. In these cases, the pinout is shown in the column corresponding to LOCA-
TION 0.
Table 4.2. Alternate functionality overview
Alternate
LOCATION
Functionality
0
1
2
3
4
5
6
Description
ACMP0_CH0
PC0
Analog comparator ACMP0, channel 0.
ACMP0_CH1
PC1
Analog comparator ACMP0, channel 1.
ACMP0_CH2
PC2
Analog comparator ACMP0, channel 2.
ACMP0_CH3
PC3
Analog comparator ACMP0, channel 3.
ACMP0_CH4
PC4
Analog comparator ACMP0, channel 4.
ACMP0_CH5
PC5
Analog comparator ACMP0, channel 5.
ACMP0_CH6
PC6
Analog comparator ACMP0, channel 6.
ACMP0_CH7
PC7
Analog comparator ACMP0, channel 7.
ACMP0_O
PE13
PE2
PD6
Analog comparator ACMP0, digital output.
ACMP1_CH0
PC8
Analog comparator ACMP1, channel 0.
ACMP1_CH1
PC9
Analog comparator ACMP1, channel 1.
ACMP1_CH2
PC10
Analog comparator ACMP1, channel 2.
ACMP1_CH3
PC11
Analog comparator ACMP1, channel 3.
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