參數(shù)資料
型號: EFM32LG942F256
廠商: Energy Micro
文件頁數(shù): 43/68頁
文件大小: 0K
描述: IC MCU 32BIT 256KB FLASH QFP64
標(biāo)準(zhǔn)包裝: 1,000
系列: Leopard Gecko
核心處理器: ARM? Cortex?-M4
芯體尺寸: 32-位
速度: 48MHz
連通性: I²C,IrDA,智能卡,SPI,UART/USART,USB
外圍設(shè)備: 欠壓檢測/復(fù)位,DMA,LCD,POR,PWM,WDT
輸入/輸出數(shù): 50
程序存儲器容量: 256KB(256K x 8)
程序存儲器類型: 閃存
RAM 容量: 32K x 8
電壓 - 電源 (Vcc/Vdd): 1.85 V ~ 3.8 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x12b,D/A 2x12b
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 64-TQFP
包裝: 帶卷 (TR)
Preliminary
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32LG942FXX - d0121_Rev1.10
48
www.energymicro.com
QFP64 Pin#
and Name
Pin Alternate Functionality / Description
Pin
#
Pin Name
Analog
Timers
Communication
Other
USB_DMPU #0
31
PD3
ADC0_CH3
DAC0_N2 /
OPAMP_N2
TIM0_CC2 #3
US1_CS #1
ETM_TD1 #0/2
32
PD4
ADC0_CH4
DAC0_P2 /
OPAMP_P2
LEU0_TX #0
ETM_TD2 #0/2
33
PD5
ADC0_CH5
DAC0_OUT2 #0/
OPAMP_OUT2
LEU0_RX #0
ETM_TD3 #0/2
34
PD6
ADC0_CH6
DAC0_P1 /
OPAMP_P1
TIM1_CC0 #4
LETIM0_OUT0 #0
PCNT0_S0IN #3
US1_RX #2
I2C0_SDA #1
LES_ALTEX0 #0
ACMP0_O #2
ETM_TD0 #0
35
PD7
ADC0_CH7
DAC0_N1 /
OPAMP_N1
TIM1_CC1 #4
LETIM0_OUT1 #0
PCNT0_S1IN #3
US1_TX #2
I2C0_SCL #1
CMU_CLK0 #2
LES_ALTEX1 #0
ACMP1_O #2
ETM_TCLK #0
36
PD8
BU_VIN
CMU_CLK1 #1
37
PC6
ACMP0_CH6
LEU1_TX #0
I2C0_SDA #2
LES_CH6 #0
ETM_TCLK #2
38
PC7
ACMP0_CH7
LEU1_RX #0
I2C0_SCL #2
LES_CH7 #0
ETM_TD0 #2
39
VDD_DREG
Power supply for on-chip voltage regulator.
40
DECOUPLE
Decouple output for on-chip voltage regulator. An external capacitance of size CDECOUPLE is required at this pin.
41
PE4
LCD_COM0
US0_CS #1
42
PE5
LCD_COM1
US0_CLK #1
43
PE6
LCD_COM2
US0_RX #1
44
PE7
LCD_COM3
US0_TX #1
45
USB_VREGI
USB Input to internal 3.3 V regulator.
46
USB_VREGO
USB Decoupling for internal 3.3 V USB regulator and regulator output.
47
PF10
USB_DM
48
PF11
USB_DP
49
PF0
TIM0_CC0 #5
LETIM0_OUT0 #2
US1_CLK #2
LEU0_TX #3
I2C0_SDA #5
DBG_SWCLK #0/1/2/3
50
PF1
TIM0_CC1 #5
LETIM0_OUT1 #2
US1_CS #2
LEU0_RX #3
I2C0_SCL #5
DBG_SWDIO #0/1/2/3
GPIO_EM4WU3
51
PF2
LCD_SEG0
TIM0_CC2 #5
LEU0_TX #4
ACMP1_O #0
DBG_SWO #0
GPIO_EM4WU4
52
USB_VBUS
USB 5.0 V VBUS input.
53
PF12
USB_ID
54
PF5
LCD_SEG3
TIM0_CDTI2 #2/5
USB_VBUSEN #0
PRS_CH2 #1
55
IOVDD_5
Digital IO power supply 5.
56
VSS
Ground
57
PE8
LCD_SEG4
PCNT2_S0IN #1
PRS_CH3 #1
58
PE9
LCD_SEG5
PCNT2_S1IN #1
59
PE10
LCD_SEG6
TIM1_CC0 #1
US0_TX #0
BOOT_TX
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