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Distributor of Microchip Technology: Excellent Integrated System Limited

Datasheet of TDGL004 - BOARD CEREBOT 32MX7 PIC32MX795 
Contact us: [email protected] Website: www.integrated-circuit.com

Cerebot 32MX7 Reference Manual 

 

 

                                          

 

 

www.digilentinc.com 

 

page 14 of 19

 

 

Copyright Digilent, Inc. All rights reserved. Other product and company names mentioned may be trademarks of their respective owners.

 

JF-09 

TDI/RA4 

RA04 

JF-10 

TDO/RA5 

RA05 

N/A 

SCL2/RA2 

RA02 

I2C bus  #2, not shared with Pmod connector 

N/A 

SDA2/RA3 

RA03 

I2C bus #2, not shared with Pmod connector 

N/A 

AETXCLK/SCL1/INT3/RA14 

RA14 

I2C Bus #1, not shared with Pmod connector 

N/A 

AETXEN/SDA1/INT4/RA15 

RA15 

I2C Bus #1, not shared with Pmod connector 

N/A 

PGED1/AN0/CN2/RB0 

RB00 

Used by debug circuit, PGC 

N/A 

PGEC1/AN1/CN3/RB1 

RB01 

Used by debug circuit, PGD 

N/A 

AN5/C1IN+/VBUSON/CN7/RB5 

RB05 

USB VBUSON 

N/A 

AN11/ERXERR/AETXERR/PMA12/RB11 

RB11 

Ethernet PHY 

N/A 

AN12/ERXD0/AECRS/PMA11/RB12 

RB12 

Ethernet PHY 

N/A 

AN13/ERXD1/AECOL/PMA10/RB13 

RB13 

Ethernet PHY 

N/A 

OSC1/CLKI/RC12 

RC12 

Primary Oscillator Crystal 

N/A 

SOSCI/CN1/RC13 

RC13 

Secondary Oscillator Crystal 

N/A 

SOSCO/T1CK/CN0/RC14 

RC14 

Secondary Oscillator Crystal 

N/A 

OSC2/CLKO/RC15 

RC15 

Primary Oscillator Crystal 

N/A 

ETXEN/PMD14/CN15/RD6 

RD06 

Ethernet PHY 

N/A 

RTCC/EMDIO/AEMDIO/IC1/RD8 

RD08 

Ethernet PHY 

N/A 

EMDC/AEMDC/IC4/PMCS1/PMA14/RD11 

RD11 

Ethernet PHY 

N/A 

ETXD3/PMD13/CN19/RD13 

RD13 

BTN3 

N/A 

AERXD0/INT1/RE8 

RE08 

USB Overcurrent detect 

N/A 

AERXD1/INT2/RE9 

RE09 

Ethernet PHY Reset 

N/A 

C1RX/ETXD1/PMD11/RF0 

RF00 

Ethernet PHY 

N/A 

C1TX/ETXD0/PMD10/RF1 

RF01 

Ethernet PHY 

N/A 

USBID/RF3 

RF03 

USBID (USB-4) 

N/A 

D+/RG2 

RG02 

D+ (USB-3) 

N/A 

D-/RG3 

RG03 

D- (USB-2) 

N/A 

ECOL/SCK2A/U2BTX/U2ARTS/PMA5/CN8/RG6 

RG06 

BTN1 

N/A 

ECRS/SDA2A/SDI2A/U2ARX/PMA4/CN9/RG7 

RG07 

BTN2 

N/A 

…/SCL2A/SDO2A/U2ATX/PMA3/CN10/RG8 

RG08 

Ethernet PHY 

N/A 

…/SS2A/U2BRX/U2ACTS/PMA2/CN11/RG9 

RG09 

Ethernet PHY 

N/A 

TRD1/RG12 

RG12 

LED1 

N/A 

TRD0/RG13 

RG13 

LED2 

N/A 

TRD2/RG14 

RG14 

LED3 

N/A 

AERXERR/RG15 

RG15 

LED4 

 
 

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Summary of Contents for TDGL004

Page 1: ...mited Excellent Integrated System Limited Stocking Distributor Stocking Distributor Click to view price real time Inventory Delivery Lifecycle Information Click to view price real time Inventory Deliv...

Page 2: ...ations features include 10 100 Ethernet interface Full Speed USB 2 0 OTG interface dual CAN network interfaces dual I2C buses up to three UART ports and up to three SPI ports The Cerebot 32MX7 works w...

Page 3: ...ns for two I2C busses A serial EEPROM is provided on one of the I2C busses The Cerebot 32MX7 can be used with the Microchip MPLAB development environment In system programming and debug of firmware ru...

Page 4: ...nal power supply there are two power supply connectors that can be used J17 and J18 The barrel connector J17 is used to power the board from a wall wart style power supply This type of power supply is...

Page 5: ...r is turned on when the power switch is placed in the ON position The PIC32 microcontroller and on board I O devices operate at a supply voltage of 3 3V provided by the VCC3V3 bus The regulated voltag...

Page 6: ...device when operating as a host and the USB specification requires the use of a 5V power supply NOTE Providing a voltage greater than 5V can damage the Cerebot 32MX7 board and or the USB device being...

Page 7: ...acturer documentation for the PIC32MX795 and LAN8720 plus network protocol documentation for operation of the Ethernet interface The PIC32MX795 microcontroller provides two alternate sets of pins that...

Page 8: ...nect the Cerebot 32MX7 board to other network wiring configurations The CAN network standard requires that the network nodes at each end of a network provide 120 ohm termination The Cerebot 32MX7 prov...

Page 9: ...Digilent Pmod peripheral modules Digilent Pmods are a line of small peripheral modules that provide various kind of I O interfaces The Pmod line includes such things as button switch and LED modules...

Page 10: ...loop PLL it is possible to select numerous multiples or divisions of the 8Mhz oscillator to produce CPU operating frequencies up to 80Mhz The clock circuit PLL provides an input divider multiplier an...

Page 11: ...gma config FPLLIDIV DIV_2 PLL input divider pragma config FPLLMUL MUL_20 PLL multiplier pragma config FPLLODIV DIV_1 PLL output divider pragma config FPBDIV DIV_8 Peripheral bus clock divider pragma c...

Page 12: ...B0 N A Used by debug circuit PGC RB01 PGEC1 AN1 CN3 RB1 N A Used by debug circuit PGD RB02 AN2 C2IN CN4 RB2 JA 01 RB03 AN3 C2IN CN5 RB3 JA 02 RB04 AN4 C1IN CN6 RB4 JA 03 RB05 AN5 C1IN VBUSON CN7 RB5 N...

Page 13: ...MD5 RE5 JB 08 RE06 PMD6 RE6 JB 09 RE07 PMD7 RE7 JB 10 RE08 AERXD0 INT1 RE8 N A USB Overcurrent detect RE09 AERXD1 INT2 RE9 N A Ethernet PHY Reset RF00 C1RX ETXD1 PMD11 RF0 N A Ethernet PHY RF01 C1TX E...

Page 14: ...RE06 JB 10 PMD7 RE7 RE07 JC 01 T2CK RC1 RC01 JC 02 C2RX PMD8 RG0 RG00 JC 03 C2TX ETXERR PMD9 RG1 RG01 JC 04 ETXCLK PMD15 CN16 RD7 RD07 JC 07 AN15 OCFB PMALL PMA0 CN12 RB15 RB15 JC 08 PMRD CN14 RD5 RD0...

Page 15: ...11 RB11 Ethernet PHY N A AN12 ERXD0 AECRS PMA11 RB12 RB12 Ethernet PHY N A AN13 ERXD1 AECOL PMA10 RB13 RB13 Ethernet PHY N A OSC1 CLKI RC12 RC12 Primary Oscillator Crystal N A SOSCI CN1 RC13 RC13 Seco...

Page 16: ...N RB04 21 AN4 C1IN CN6 RB4 JA 03 RB03 22 AN3 C2IN CN5 RB3 JA 02 RB02 23 AN2 C2IN CN4 RB2 JA 01 RB01 24 PGEC1 AN1 CN3 RB1 N A Used by debug circuit PGD RB00 25 PGED1 AN0 CN2 RB0 N A Used by debug circu...

Page 17: ...DIO IC1 RD8 N A Ethernet PHY RD09 69 SS1 IC2 RD9 JD 01 RD10 70 SCK1 IC3 PMCS2 PMA15 RD10 JD 04 RD11 71 EMDC AEMDC IC4 PMCS1 PMA14 RD11 N A Ethernet PHY RD00 72 SDO1 OC1 INT0 RD0 JD 02 RC13 73 SOSCI CN...

Page 18: ...s connector is used to connect the on board programming and debug circuit to the PC for use with the MPLAB IDE J16 Power supply source select This jumper is used to select the source of main board pow...

Page 19: ...er is used to enable disable the 120 ohm termination resistor for CAN 1 Insert the shorting block to enable the termination resistor remove it to disable the termination resistor JP6 CAN 1 5V0 Enable...

Page 20: ...of 19 Copyright Digilent Inc All rights reserved Other product and company names mentioned may be trademarks of their respective owners JPF Any of the Pmod connectors can provide either regulated or u...

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