參數(shù)資料
型號: EFM32LG940F256
廠商: Energy Micro
文件頁數(shù): 48/67頁
文件大?。?/td> 0K
描述: IC MCU 32BIT 256KB FLASH 64QFN
標(biāo)準(zhǔn)包裝: 1
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): 53
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-WFQFN 裸露焊盤
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: 914-1057-6
Preliminary
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32LG940FXX - d0120_Rev1.10
52
www.energymicro.com
Alternate
LOCATION
Functionality
0
1
2
3
4
5
6
Description
LCD_SEG20/
LCD_COM4
PB3
LCD segment line 20. Segments 20, 21, 22 and 23 are
controlled by SEGEN5. This pin may also be used as LCD
COM line 4
LCD_SEG21/
LCD_COM5
PB4
LCD segment line 21. Segments 20, 21, 22 and 23 are
controlled by SEGEN5. This pin may also be used as LCD
COM line 5
LCD_SEG22/
LCD_COM6
PB5
LCD segment line 22. Segments 20, 21, 22 and 23 are
controlled by SEGEN5. This pin may also be used as LCD
COM line 6
LCD_SEG23/
LCD_COM7
PB6
LCD segment line 23. Segments 20, 21, 22 and 23 are
controlled by SEGEN5. This pin may also be used as LCD
COM line 7
LES_ALTEX0
PD6
LESENSE alternate exite output 0.
LES_ALTEX1
PD7
LESENSE alternate exite output 1.
LES_ALTEX2
PA3
LESENSE alternate exite output 2.
LES_ALTEX3
PA4
LESENSE alternate exite output 3.
LES_ALTEX4
PA5
LESENSE alternate exite output 4.
LES_ALTEX5
PE11
LESENSE alternate exite output 5.
LES_ALTEX6
PE12
LESENSE alternate exite output 6.
LES_ALTEX7
PE13
LESENSE alternate exite output 7.
LES_CH4
PC4
LESENSE channel 4.
LES_CH5
PC5
LESENSE channel 5.
LES_CH6
PC6
LESENSE channel 6.
LES_CH7
PC7
LESENSE channel 7.
LETIM0_OUT0
PD6
PB11
PF0
PC4
Low Energy Timer LETIM0, output channel 0.
LETIM0_OUT1
PD7
PB12
PF1
PC5
Low Energy Timer LETIM0, output channel 1.
LEU0_RX
PD5
PB14
PE15
PF1
PA0
LEUART0 Receive input.
LEU0_TX
PD4
PB13
PE14
PF0
PF2
LEUART0 Transmit output. Also used as receive input in
half duplex communication.
LEU1_RX
PC7
PA6
LEUART1 Receive input.
LEU1_TX
PC6
PA5
LEUART1 Transmit output. Also used as receive input in
half duplex communication.
LFXTAL_N
PB8
Low Frequency Crystal (typically 32.768 kHz) negative
pin. Also used as an optional external clock input pin.
LFXTAL_P
PB7
Low Frequency Crystal (typically 32.768 kHz) positive pin.
PCNT0_S0IN
PD6
Pulse Counter PCNT0 input number 0.
PCNT0_S1IN
PD7
Pulse Counter PCNT0 input number 1.
PCNT1_S0IN
PC4
PB3
Pulse Counter PCNT1 input number 0.
PCNT1_S1IN
PC5
PB4
Pulse Counter PCNT1 input number 1.
PCNT2_S0IN
PD0
PE8
Pulse Counter PCNT2 input number 0.
PCNT2_S1IN
PD1
PE9
Pulse Counter PCNT2 input number 1.
PRS_CH0
PA0
Peripheral Reflex System PRS, channel 0.
PRS_CH1
PA1
Peripheral Reflex System PRS, channel 1.
PRS_CH2
PF5
Peripheral Reflex System PRS, channel 2.
PRS_CH3
PE8
Peripheral Reflex System PRS, channel 3.
TIM0_CC0
PA0
PD1
PA0
PF0
Timer 0 Capture Compare input / output channel 0.
TIM0_CC1
PA1
PD2
PF1
Timer 0 Capture Compare input / output channel 1.
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EFM32LG940F64 功能描述:ARM微控制器 - MCU 64KB FL 32KB RAM RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 處理器系列:STM32F373xx 數(shù)據(jù)總線寬度:32 bit 最大時鐘頻率:72 MHz 程序存儲器大小:256 KB 數(shù)據(jù) RAM 大小:32 KB 片上 ADC:Yes 工作電源電壓:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:LQFP-48 安裝風(fēng)格:SMD/SMT