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参数资料
型号： EFM32TG842F8
厂商： Energy Micro
文件页数： 46/68页
文件大小： 0K
描述： IC MCU 32BIT 8KB FLASH LQFP64
标准包装： 1,000
系列： Tiny Gecko
核心处理器： ARM? Cortex?-M3
芯体尺寸： 32-位
速度： 32MHz
连通性： I²C，IrDA，智能卡，SPI，UART/USART
外围设备： 欠压检测/复位，DMA，I²S，LCD，POR，PWM，WDT
输入/输出数： 53
程序存储器容量： 8KB（8K x 8）
程序存储器类型： 闪存
RAM 容量： 2K x 8
电压 - 电源 (Vcc/Vdd)： 1.8 V ~ 3.8 V
数据转换器： A/D 8x12b，D/A 1x12b
振荡器型： 外部
工作温度： -40°C ~ 85°C
封装/外壳： 64-TQFP
包装： 带卷 (TR)
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32TG842FXX - d0072_Rev1.10
50
www.energymicro.com
Alternate
LOCATION
Functionality
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1
2
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Description
BOOT_RX
PE11
Bootloader RX
BOOT_TX
PE10
Bootloader TX
CMU_CLK0
PA2
PC12
PD7
Clock Management Unit, clock output number 0.
CMU_CLK1
PA1
PD8
PE12
Clock Management Unit, clock output number 1.
DAC0_N0 /
OPAMP_N0
PC5
Operational Amplifier 0 external negative input.
DAC0_N1 /
OPAMP_N1
PD7
Operational Amplifier 1 external negative input.
DAC0_N2 /
OPAMP_N2
PD3
Operational Amplifier 2 external negative input.
DAC0_OUT0 /
OPAMP_OUT0
PB11
Digital to Analog Converter DAC0_OUT0 /
OPAMP output channel number 0.
DAC0_OUT0ALT /
OPAMP_OUT0ALT
PD0
Digital to Analog Converter DAC0_OUT0ALT /
OPAMP alternative output for channel 0.
DAC0_OUT1ALT /
OPAMP_OUT1ALT
PC12
PC13
PC14
PC15
PD1
Digital to Analog Converter DAC0_OUT1ALT /
OPAMP alternative output for channel 1.
DAC0_OUT2 /
OPAMP_OUT2
PD5
PD0
Digital to Analog Converter DAC0_OUT2 /
OPAMP output channel number 2.
DAC0_P0 /
OPAMP_P0
PC4
Operational Amplifier 0 external positive input.
DAC0_P1 /
OPAMP_P1
PD6
Operational Amplifier 1 external positive input.
DAC0_P2 /
OPAMP_P2
PD4
Operational Amplifier 2 external positive input.
DBG_SWCLK
PF0
Debug-interface Serial Wire clock input.
Note that this function is enabled to pin out of reset, and has
a built-in pull down.
DBG_SWDIO
PF1
Debug-interface Serial Wire data input / output.
Note that this function is enabled to pin out of reset, and has
a built-in pull up.
DBG_SWO
PF2
PC15
Debug-interface Serial Wire viewer Output.
Note that this function is not enabled after reset, and must be
enabled by software to be used.
GPIO_EM4WU0
PA0
Pin can be used to wake the system up from EM4
GPIO_EM4WU3
PF1
Pin can be used to wake the system up from EM4
GPIO_EM4WU4
PF2
Pin can be used to wake the system up from EM4
GPIO_EM4WU5
PE13
Pin can be used to wake the system up from EM4
HFXTAL_N
PB14
High Frequency Crystal negative pin. Also used as external
optional clock input pin.
HFXTAL_P
PB13
High Frequency Crystal positive pin.
I2C0_SCL
PA1
PD7
PC7
PF1
PE13
I2C0 Serial Clock Line input / output.
I2C0_SDA
PA0
PD6
PC6
PF0
PE12
I2C0 Serial Data input / output.
LCD_BCAP_N
PA13
LCD voltage booster (optional), boost capacitor, negative pin.
If using the LCD voltage booster, connect a 22 nF capacitor
between LCD_BCAP_N and LCD_BCAP_P.
LCD_BCAP_P
PA12
LCD voltage booster (optional), boost capacitor, positive pin.
If using the LCD voltage booster, connect a 22 nF capacitor
between LCD_BCAP_N and LCD_BCAP_P.
LCD_BEXT
PA14
LCD voltage booster (optional), boost output. If using the
LCD voltage booster, connect a 1 uF capacitor between this
pin and VSS.
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