PCM-061/phyCORE-i.MX7 System on Module
L-821e_2
© PHYTEC America L.L.C. 2017
21
X1, Column B
Pin #
Signal
Type
Level
Description
B29
X_PCIE_REFCLK_N
DIFF100
-
PCIe Differential Negative Reference Clock
B30
GND
-
-
Ground
B31
X_NAND_WP_B
OUT
3.3V
NAND Wait Polarity
B32
X_SD2_CD_B
IN
1.8V/3.3V
4
SD/MMC2 Card Detect
B33
X_SD2_WP
IN
1.8V/3.3V
4
SD/MMC2 Write Protect
B34
X_SD2_RESET_B
IO
1.8V/3.3V
4
SD/MMC2 Reset
B35
GND
-
-
Ground
B36
X_SD2_CLK
IO
1.8V/3.3V
4
SD/MMC2 Clock
B37
X_SD2_CMD
IO
1.8V/3.3V
4
SD/MMC2 Command
B38
X_SD2_DATA0
IO
1.8V/3.3V
4
SD/MMC2 Data 0
B39
X_SD2_DATA1
IO
1.8V/3.3V
4
SD/MMC2 Data 1
B40
X_SD2_DATA2
IO
1.8V/3.3V
4
SD/MMC2 Data 2
B41
X_SD2_DATA3
IO
1.8V/3.3V
4
SD/MMC2 Data 3
B42
GND
-
-
Ground
B43
X_SPI1_SCLK
IO
1.8V/3.3V
4
SPI1 Clock
B44
X_SPI1_MISO
IO
1.8V/3.3V
4
SPI1 Master In Slave Out
B45
X_SPI1_MOSI
IO
1.8V/3.3V
4
SPI1 Master Out Slave In
B46
X_SPI1_SS0
IO
1.8V/3.3V
4
SPI1 Slave Select 0
B47
X_nWDOG_RST
OUT
3.3V
Active Low Soft Reset Signal
B48
GND
-
-
Ground
B49
X_UART7_RX
IN
1.8V/3.3V
4
UART7 Receive
B50
X_UART7_RTS
OUT
1.8V/3.3V
4
UART7 Request to Send
B51
X_UART7_TX
OUT
1.8V/3.3V
4
UART7 Transmit
B52
X_UART7_CTS
IN
1.8V/3.3V
4
UART7 Clear to Send
B53
X_BOOT_MODE1
IN
3.3V
Boot Type Select 1
B54
X_BOOT_MODE0
IN
3.3V
Boot Type Select 0
B55
GND
-
-
Ground
B56
VLDO2_1V5
PWR
1.5V
1.5V Output
B57
VBAT
PWR
3V
Battery Input Power
B58
VCC_SOM
PWR
3.3V
3.3V Input Power
B59
No Connect
-
-
For Internal Use Only
B60
No Connect
-
-
For Internal Use Only
4
Voltage reference level determined by jumper population. Refer to the following ‘Jumpers’ section for further details.