无敌加速器v14(13)


3.3V
117
-
SYS_RESETn
Reset Output
3.3V
118
C15
C15/SPI0_CS1/UART3_RXD/ECAP1_IN_PWM1_OUT
/MMC0_POW/XDMA_EVENT_INTR2
/MMC0_SDCD/EMU4/GPIO0[6]
UART3
3.3V
130
C17
C17/I2C0_SDA/TIMER4/UART2_CTSN
/ECAP2_IN_PWM2_OUT/GPIO3[5]
PMIC
3.3V
131
C16
C16/I2C0_SCL/TIMER7/UART2_RTSN/
ECAP1_IN_PWM1_OUT/GPIO3[6]
PMIC
3.3V
136
A17
A17/SPI0_SCLK/UART2_RXD/I2C2_SDA
/EHRPWM0A/PR1_UART0_CTS_N/PR1_EDIO_SOF/EMU2/GPIO0[2]
SPI FLASH
3.3V
137
B17
B17/SPI0_D0/UART2_TXD/I2C2_SCL/EHRPWM0B/
PR1_UART0_RTS_N/PR1_EDIO_LATCH_IN/EMU3/GPIO0[3]
3.3V
138
B16
B16/SPI0_D1/MMC1_SDWP/I2C1_SDA/EHRPWM0_TRIPZONE_INPUT/PR1_UART0_RXD/PR1_EDIO_DATA_IN0/PR1_EDIO_DATA_OUT0/GPIO0[4]
3.3V
NC
A16
A16/SPI0_CS0/MMC2_SDWP/I2C1_SCL/EHRPWM0_SYNCI/PR1_UART0_TXD/PR1_EDIO_DATA_IN1/
PR1_EDIO_DATA_OUT1/GPIO0[5]
3.3V
邮票孔引脚号
芯片引脚号
引脚信号名称
引脚功能
参考电平
NC
V10
XTALIN
OSC(Y1)
1.8V
NC
U11
XTALOUT
OSC(Y1)
1.8V
32
T9
T9/GPMC_AD7/MMC1_DAT7/GPIO1[7]
NAND FLASH
3.3V
33
R9
R9/GPMC_AD6/MMC1_DAT6/GPIO1[6]
3.3V
34
V8
V8/GPMC_AD5/MMC1_DAT5/GPIO1[5]
3.3V
35
U8
U8/GPMC_AD4/MMC1_DAT4/GPIO1[4]
3.3V
36
T8
T8/GPMC_AD3/MMC1_DAT3/GPIO1[3]
eMMC/NAND FLASH
3.3V
37
R8
R8/GPMC_AD2/MMC1_DAT2/GPIO1[2]
3.3V
38
V7
V7/GPMC_AD1/MMC1_DAT1/GPIO1[1]
3.3V
39
U7
U7/GPMC_AD0/MMC1_DAT0/GPIO1[0]
3.3V
42
U9
U9/GPMC_CSN1/MMC1_CLK/GPIO1[30]
eMMC
3.3V
43
V9
V9/GPMC_CSN2/MMC1_CMD/GPIO1[31]
3.3V
46
U6
U6/GPMC_WEN/TIMER6/GPIO2[4]
NAND FLASH
3.3V
47
R7
R7/GPMC_ADVN_ALE/TIMER4/GPIO2[2]
3.3V
48
T6
T6/GPMC_BE0N_CLE/TIMER5/GPIO2[5]
3.3V
45
T7
T7/GPMC_OEN_REN/TIMER7/GPIO2[3]
3.3V
50
T17
T17/GPMC_WAIT0/GMII2_CRS/GPMC_CSN4/
RMII2_CRS_DV/MMC1_SDCD/PR1_MII1_COL
/UART4_RXD/GPIO0[30]
3.3V
66
V6
V6/GPMC_CSN0/GPIO1[29]
3.3V
87
F15
F15/USB1_DRVVBUS/GPIO3[13]
USB1/PMIC SLEEP
3.3V
117
-
SYS_RESETn
Reset Output
3.3V
118
C15
C15/SPI0_CS1/UART3_RXD/ECAP1_IN_PWM1_OUT
/MMC0_POW/XDMA_EVENT_INTR2
/MMC0_SDCD/EMU4/GPIO0[6]
UART3
3.3V
130
C17
C17/I2C0_SDA/TIMER4/UART2_CTSN
/ECAP2_IN_PWM2_OUT/GPIO3[5]
PMIC
3.3V
131
C16
C16/I2C0_SCL/TIMER7/UART2_RTSN/
ECAP1_IN_PWM1_OUT/GPIO3[6]
PMIC
3.3V
136
A17
A17/SPI0_SCLK/UART2_RXD/I2C2_SDA
/EHRPWM0A/PR1_UART0_CTS_N/PR1_EDIO_SOF/EMU2/GPIO0[2]
SPI FLASH
3.3V
137
B17
B17/SPI0_D0/UART2_TXD/I2C2_SCL/EHRPWM0B/
PR1_UART0_RTS_N/PR1_EDIO_LATCH_IN/EMU3/GPIO0[3]
3.3V
138
B16
B16/SPI0_D1/MMC1_SDWP/I2C1_SDA/EHRPWM0_TRIPZONE_INPUT/PR1_UART0_RXD/PR1_EDIO_DATA_IN0/PR1_EDIO_DATA_OUT0/GPIO0[4]
3.3V
NC
A16
A16/SPI0_CS0/MMC2_SDWP/I2C1_SCL/EHRPWM0_SYNCI/PR1_UART0_TXD/PR1_EDIO_DATA_IN1/
PR1_EDIO_DATA_OUT1/GPIO0[5]
3.3V
补充说明:
EMU0/GPIO3[7]、EMU1/GPIO3[8]引脚分别连接核心板LED1和LED2 , 不通过邮票孔连接方式引出 。JTAG的基本仿真功能无须使用此两个引脚 。

无敌加速器v14

文章插图
图 9
由于I2C0已连接核心板PMIC电源管理芯片 , 同时也连接到底板的RTC时钟电路上使用 , 从系统稳定性角度考虑 , 建议进行底板设计时尽量选用其他I2C总线 。


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