Phytec phyCORE-i.MX31, Hardware Manual

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System Memory
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PHYTEC Messtechnik GmbH 2007 L-700e_0
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67C GND - 0 Ground 0V
68C x_SD1_DATA0 I/O NVCC_3_4_6 SD/MMC Data line both in 1-bit and 4-bit
mode
69C x_SD1_DATA1 I/O NVCC_3_4_6 SD/MMC Data line or interrupt in 4-bit mode
Interrupt in 1-bit mode
70C x_SD1_DATA2 I/O NVCC_3_4_6 SD/MMC Data line or interrupt in 4-bit mode
Interrupt in 1-bit mode
71C x_SD1_DATA3 I/O NVCC_3_4_6 SD/MMC Card detect in power up, Data line
in 4-bit mode, Not used in 1-bit mode
72C GND - 0 Ground 0V
73C x_RTS_DCE1_TTL I NVCC_8 Request to send UART1
74C x_CTS_DCE1_TTL O NVCC_8 Clear to send UART1
75C x_RI_DCE1_TTL O NVCC_8 Ring indicator UART1
76C x_DCD_DCE1_TTL O NVCC_8 Data carrier detected UART1
77C GND - 0 Ground 0V
78C x_TXD_DTE2_TTL O NVCC_8 Serial data transmit UART2
79C x_CTS_DTE2_TTL O NVCC_8 Clear to send UART2
80C x_DSR_DTE2_TTL I NVCC_8 Data set ready UART2
81C x_DCD_DTE2_TTL I NVCC_8 Data carrier detected UART2
82C GND - 0 Ground 0V
83C x_I2C2_SCL I/O NVCC_5_10 I²C 2 Serial Clock
84C x_I2C2_SDA I/O NVCC_5_10 I²C 2 Serial Data
85C x_I2C3_SDA I/O NVCC_5_10 I²C 3 Serial Data
86C x_CSPI1_SCLK I/O NVCC_3_4_6 SPI 1 clock
87C GND - 0 Ground 0V
88C x_CSPI1_SS1 I/O NVCC_3_4_6 SPI 1 Chip select 1
89C x_CSPI1_SS3 I/O NVCC_3_4_6 SPI 1 Chip select 3
90C x_CSPI1_SPI_RDY I/O NVCC_3_4_6 SPI 1 SPI data ready in Master mode
91C x_MCU1_26 I/O NVCC_5_10 GPIO MCU1_26
92C GND - 0 Ground 0V
93C x_MCU2_0 I/O NVCC_3_4_6 GPIO MCU2_0 (NVCC_9)
94C x_MCU2_2 I/O NVCC_3_4_6 GPIO MCU2_2 (NVCC_9)
95C x_MCU2_3 I/O NVCC_3_4_6 GPIO MCU2_3 (NVCC_9)
96C x_MCU3_3 I/O NVCC_3_4_6 GPIO MCU3_3 (NVCC_9)
97C GND - 0 Ground 0V
98C x_BOOT_MODE2 I/O NVCC_1 Boot-Mode 2
99C x_COMPARE I/O NVCC_1 Timer Output Compare for timers 1 2 3.
100C NVCC1 - NVCC_1 USB Reference Voltage (1.8V)