I/O Ports - Renesas RZ/A Series User Manual

RZ/A2M CPU Board RTK7921053C00000BE
2.6

I/O Ports

In RTK7921053C00000BE, the I/O ports of the RZ/A2M are connected to switches and LEDs.
Figure 2.6.1 shows the I/O port block diagram. Table 2.6.1 shows the function switching for the port L.
RZ/A2M (U1)
P6_0 (LED-red)
PC_1 (LED-green)
PL_0 / MD_CLKS / IRQ4
PL_1 / MD_CLK / IRQ5
PL_2 / MD_BOOT2 / IRQ6
PL_3 / MD_BOOT1 / IRQ7
PD_0 (IRQ input)
PL_4 / MD_BOOT0
BSCANP
Vss1
Vss2
Note: Red characters indicate
functions in use.
: Unmounted.
Figure 2.6.1 I/O Port Block Diagram
Table 2.6.1 Function Switching for Port L
Terminal
PD_0 Uses PL_[3:0] as system setting pin.
(Initial setting)
[Note] shows the setting function to select.
R20UT4397EJ0100 Rev.1.00
2018.10.11
LED1
IRQ input /
System settings (U6)
1B1
1A
1B2
2B1
2A
2B2
3B1
3A
3B2
4B1
4A
4B2
3.3V
OE# MUX S
ON(L):A=B1, OFF(H):A=B2
High
2
To SUB board
2
To USB I/F
4
CLKS
CLK
BOOT2
4
BOOT1
BOOT0
BSCANP
Vss1
Vss2
function
Uses PL_[3:0] as RQ input pin.
2. Function specifications
For system
settings
DIP switch
3.3V
(SW1)
3.3V
CLKS 1
3.3V
CLK 2
3.3V
BOOT2 3
3.3V
BOOT1 4
3.3V
BOOT0 5
3.3V
BSCANP 6
3.3V
Vss1 7
Vss2 8
Low
2-22