RZ/A2M SUB Board RTK79210XXB00000BE
2. Function specifications
R20UT4398EJ0100 Rev.1.00
2-5
2018.10.11
Table 2.2.4
List of RZ/A2M Pin Function Selections Used on the RTK79210XXB00000BE (4)
Pin
Pin Name
Pin Function
Description
CN1
Pin
Comments
C8
P6_1 /
ET0_TXEN/RMII0_TXDEN
/ VIO_CLK / SCK3 /
MTIOC2A
ET0_TXEN/RMII0_TXDEN
Connects to Ethernet PHY1 (U27)
119
SW6-4
:
ON
VIO_CLK
Connects to CMOS camera connector
(CN17)
SW6-4
:
OFF
C9
P6_2 /
ET0_TXD0/RMII0_TXD0 /
VIO_VD / RxD3 / MTIOC2B
/ OTG_EXICEN1 / IRQ0
ET0_TXD0/RMII0_TXD0
Connects to Ethernet PHY1 (U27)
106
SW6-4
:
ON
VIO_VD
Connects to CMOS camera connector
(CN17)
SW6-4
:
OFF
C10
PH_1 / AUDIO_XOUT /
VIO_D0 / GTIOC4B /
MTIOC1B / CC2_RD0 /
IRQ2
VIO_D0
Connects to CMOS camera connector
(CN17)
126
C11
PL_4 / MD_BOOT0 / IRQ0
MD_BOOT0
D Connects to IP switch (SW1 on the
CPU board)
―
SW1-5
C12
PL_0 / MD_CLKS / IRQ4
IRQ4
Connects to Ethernet PHY1 (U27)
50
PD_0
:
Low
SW6-4
:
ON
MD_CLKS
Connects to DIP switch (SW1 on the
CPU board)
―
PD_0
:
High
SW1-1
C13
P8_5 / A5 / DRP19 /
DV0_DATA12 / MISO0 /
SSITxD3
A5
Connects to SDRAM (U3)
92
SW6-1
:
ON
DRP19
Connects to DRP connector (CN2)
SW6-1
:
OFF
C14
PF_1 / RxD3 /
DV0_DATA16 /
LCD0_DATA7 / MTIOC7B /
MOSI1 / IRQ4
DV0_DATA16
Connects to digital image input/output
connector (CN15)
88
LCD0_DATA7
C15
P9_0 / A8 / DRP16 /
DV0_DATA9 / TxD4 /
SSIDATA2
A8
Connects to SDRAM (U3)
84
SW6-1
:
ON
DRP16
Connects to DRP connector (CN2)
SW6-1
:
OFF
SW6-3
:
ON
TxD4
Connects to USB Micro-B port (CN5)
via USB serial converter IC (U23)
SW6-1
:
OFF
SW6-3
:
OFF
C16
PE_2 /
ET0_RXD1/RMII0_RXD1 /
VIO_D6 / TxD2 / POE10
ET0_RXD1/RMII0_RXD1
Connects to Ethernet PHY1 (U27)
78
SW6-4
:
ON
VIO_D6
Connects to CMOS camera connector
(CN17)
SW6-4
:
OFF
C17
PA_2 / A18 / DV0_DATA11 /
LCD0_DATA12 / SCI_SCK1
/ MTIOC8A
DV0_DATA11
Connects to digital image input/output
connector (CN15)
74
LCD0_DATA12
C18
PG_0 / ET0_TXCLK /
VIO_D8 / RSPCK0 /
MTIOC3A / HM_RSTO#
VIO_D8
Connects to CMOS camera connector
(CN17)
72
C19
PB_0 / A24 / DV0_DATA5 /
LCD0_DATA18 / SSITxD1 /
POE8
DV0_DATA5
Connects to digital image input/output
connector (CN15)
64
LCD0_DATA18
C20
Vss
Connects to DIP switch (CPU board
SW1)
―
SW1-7: ON
C21
PD_7 / RIIC3SDA / IRQ7
RIIC3SDA
Connects to CMOS camera connector
(CN17)
58
Connects to EEPROM (U32)
Connects to digital image input/output
connector (CN15)
[Note] : 3.3V power source, : 1.8V power source, : 1.2V power source, : 3.3V or 1.8V power source,
: GND
Red text
CPU board setting display.