参数资料
型号: EFM32G222F64
厂商: Energy Micro
文件页数: 44/65页
文件大小: 0K
描述: IC MCU 32BIT 64KB FLASH QFP48
标准包装: 1,000
系列: 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,POR,PWM,WDT
输入/输出数: 37
程序存储器容量: 64KB(64K x 8)
程序存储器类型: 闪存
RAM 容量: 16K x 8
电压 - 电源 (Vcc/Vdd): 1.8 V ~ 3.8 V
数据转换器: A/D 4x12b,D/A 1x12b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 48-TQFP
包装: 带卷 (TR)
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32G222FXX - d0033_Rev1.60
49
www.energymicro.com
QFP48 Pin#
and Name
Pin Alternate Functionality / Description
Pin
#
Pin Name
Analog
Timers
Communication
Other
39
PF2
ACMP1_O #0
DBG_SWO #0
40
PF3
TIM0_CDTI0 #2
41
PF4
TIM0_CDTI1 #2
42
PF5
TIM0_CDTI2 #2
43
IOVDD_5
Digital IO power supply 5.
44
VSS
Ground
45
PE10
TIM1_CC0 #1
US0_TX #0
BOOT_TX
46
PE11
TIM1_CC1 #1
US0_RX #0
BOOT_RX
47
PE12
TIM1_CC2 #1
US0_CLK #0
48
PE13
US0_CS #0
ACMP0_O #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
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_O
PE13
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.
ACMP1_CH5
PC13
Analog comparator ACMP1, channel 5.
ACMP1_CH6
PC14
Analog comparator ACMP1, channel 6.
ACMP1_CH7
PC15
Analog comparator ACMP1, channel 7.
ACMP1_O
PF2
Analog comparator ACMP1, digital output.
ADC0_CH4
PD4
Analog to digital converter ADC0, input channel number 4.
ADC0_CH5
PD5
Analog to digital converter ADC0, input channel number 5.
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