PORT NAME PIN NO. Function Mapping On-board? Dedicated? Remarks Map in BSP?
A 0 WIFI_SLEEP Hibernate pin of WiFi Chip Y Y YES
1 AN29 AN pin of mikroBUS 2 header N X No on-board module present NO
2 SCL2 SCL pin of mikroBUS 2 header SCL pin of X32 Header N X No on-board module present NO
3 SDA2 SDA pin to mikroBUS 2 header SDA pin of the X32 header N X No on-board module present NO
4 UNUSED UNUSED UNUSED X X UNUSED NO
5 RST RST pin of mikroBUS 2 header RST pin of X32 Header N X In this case even if the module is not on-board, the pin is connected to a known CODEC device interface so it will be mapped in the BSP. YES
6 UNUSED UNUSED UNUSED X X UNUSED NO
7 VBUS_FAULT Connected to the FAULT pin of the Current Limiting Switch MIC2005A-1YM5-TR. If the switch is in current limiting mode, then we will get a LOW on this pin. It is an input to the PIC32. Y Y Pin is connected to a passive component without any firmware on it, so it is not mapped in the BSP NO
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9 RST Connected to RST pin of mikroBUS header1 N X No on-board module present NO
10 UNUSED UNUSED UNUSED X X UNUSED NO
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14 SCL1 Connected to SCL1 of mikroBUS1 header N X No on-board module present NO
15 SDA1 Connected to SDA1 of mikroBUS1 header N X No on-board module present NO
B 0 LED_B Connected to the BLUE LED component of the CREE LED Y Y YES
1 LED_G Connected to the GREEN LED component of the CREE LED Y Y YES
2 UNUSED UNUSED UNUSED X X UNUSED NO
3 UNUSED UNUSED UNUSED X X UNUSED NO
4 AN4 Connected to AN pin of the mikroBUS1 header N X No on-board module present NO
5 LED_R Connected to the RED LED component of the CREE LED Y Y YES
6 PGEC2 X X Pins related to debugger connections. Not required to be added in the BSP. NO
7 PGED2 X X Pins related to debugger connections. Not required to be added in the BSP. NO
8 SPI_CS/MODE1 Connected to the Chip select to the WiFI Module. Y Y This pin is managed by the SPI module and not by the application, therefore not mapped in the BSP. NO
9 SPI_MOSI Connected to the SPI_MOSI pin of the WiFi Module Y Y This pin is dedicated to the WiFi module. This pin is managed by the SPI configuration for the WiFi module, therefore not mapped in the BSP. NO
10 UNUSED UNUSED UNUSED X X UNUSED NO
11 ERXERR Connected to the Ethernet DB Header N X No on-board module present NO
12 ERXD0 Connected to the Ethernet DB Header N X No on-board module present NO
13 ERXD1 Connected to the Ethernet DB Header N X No on-board module present NO
14 SPI_CK Connected to Wifi Module. SPI Clock. Y Y This pin is dedicated to the WiFi module. This pin is managed by the SPI configuration for the WiFi module and not required to be mapped in the BSP. NO
15 UNUSED UNUSED UNUSED UNUSED NO
C 0
1 U2CTS Connected to the X32 Header N X No on-board module present NO
2 U2TX Connected to X32 Header Connected to mikroBUS2 header N X No on-board module present NO
3 U2RX Connected to X32 Header Connected to mikroBUS2 header N X No on-board module present NO
4 U2RTS Connected to the X32 Header N X No on-board module present NO
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12 OSCI/CLKI Connected to 24MHz Crystal oscillator. Y Y As this is not used by any application, it is not required to be mapped in the BSP. NO
13 UNUSED UNUSED UNUSED X X UNUSED NO
14 SOSCO/RPC14/T1CK Connected to Ground of the secondary oscillator. Y Y As this is not used by any application, it is not required to be mapped in the BSP. NO
15 OSCO/CLKO Clock output N X No on-board module present NO
D 0 EMDIO Connected to Ethernet Header. N X No on-board module present NO
1 SCK1 Connected to mikroBUS1 header N X No on-board module present NO
2 ETXEN Connected to Ethernet Header. N X No on-board module present NO
3 SDO1 Connected to mikroBUS1 header N X No on-board module present NO
4 SS1 Connected to mikroBUS1 header N X No on-board module present NO
5 SS2 Connected to mikroBUS2 header N X No on-board module present NO
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9 UNUSED UNUSED UNUSED X X UNUSED NO
10 U1RX Connected to mikroBUS1 header N X No on-board module present NO
11 EMDC Connected to Ethernet Header. N X No on-board module present NO
12 UNUSED UNUSED UNUSED X X UNUSED NO
13 UNUSED UNUSED UNUSED X X UNUSED NO
14 SDI1 Connected to mikroBUS1 header N X No on-board module present NO
15 U1TX Connected to mikroBUS1 header N X No on-board module present NO
E 0 UNUSED UNUSED UNUSED X X UNUSED NO
1 UNUSED UNUSED UNUSED X X UNUSED NO
2 UNUSED UNUSED UNUSED X X UNUSED NO
3 LED1 Y Y YES
4 LED2 Y Y YES
5 REFCLKO1 Connected to X32 Header N X No on-board module present NO
6 LED3 Y Y YES
7 UNUSED UNUSED UNUSED X X UNUSED NO
8 PWM Connected to mikroBUS1 header N X No on-board module present NO
9 UNUSED UNUSED UNUSED X X UNUSED NO
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F 0 ETXD1 Connected to Ethernet DB Header N X No on-board module present NO
1 ETXD0 Connected to Ethernet DB Header N X No on-board module present NO
2 PWM Connected to mikroBUS2 header N X No on-board module present NO
3 USBID Connected to ESD Protection array chip (TPD3E001DRLR) Y Y As this is not used by any application, it is not required to be mapped in the BSP NO
4 WIFI_INT Connected to SPI_INT pin of the WiFi module. Y Y As this pin has to be configured as an interrupt pin, and interrupt functionality cannot be mapped in the BSP, this pin is not mapped. NO
5 UNUSED UNUSED UNUSED X X UNUSED NO
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8 UNUSED UNUSED UNUSED X X UNUSED NO
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12 INT2 Connected to mikroBUS2 header N X No on-board module present NO
13 INT1 Connected to mikroBUS1 header N X No on-board module present NO
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G 0 SDI2 Connected to mikroBUS2 header N X No on-board module present NO
1 UNUSED UNUSED UNUSED X X UNUSED NO
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6 SCK2 Connected to mikroBUS2 header N X No on-board module present NO
7 SDO2 Connected to mikroBUS2 header N X No on-board module present NO
8 ECRSDV Connected to Ethernet DB Header N X No on-board module present NO
9 EREF_CLK Connected to Ethernet DB Header N X No on-board module present NO
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12 SW1 Connected to Application Switch Y Y This pin is connected to the application switch, so it must be mapped in the BSP. YES
13 VBUSON Connected to the Current Limiting Switch. Y Y This pin is connected to the ENABLE pin of the application switch so it must be mapped in the BSP. YES
14 nINT Connected to the Ethernet DB Header N X No on-board module present NO
15 nRST Connected to the Ethernet DB Header N X No on-board module present NO