How many GPIO pins does BeagleBone Black have?
For a reasonable price you get some really nice hardware specs: 512MiB RAM, 1GHz AM335x ARM with an FP accelerator, 4GiB on-board flash AND and external SDcard slot, Ethernet, USB-Host, HDMI, 2 on-board programmable microprocessors (the PRUs) and last but definitely not least: 69 digital GPIO pins and 7 analog inputs …
How do I enable UART in BeagleBone Black?
4 Answers
- Step 1: sudo nano /etc/default/capemgr.
- Step 2: Change #CAPE= to: CAPE=BB-UART1,BB-UART2.
- Step 3: reboot.
- Step 4: ls /dev/ttyO*
- result: /dev/ttyO0 /dev/ttyO1 /dev/ttyO2.
CAN bus on BeagleBone Black?
The BeagleBone Black has two DCAN ports: DCAN0 is multiplexed on the I2C2_SCL and I2C2_SDA pins and is generally reserved for the Cape Identification EEPROM. DCAN1 is multiplexed with UART1 and is considered the better choice if only one CAN bus is needed.
Does BeagleBone have can?
The BeagleBone has Linux CAN utilities installed by default these days. These can be used to try out the CAN network from the BB side. Both for sending and receiving traffic.
CAN bus loopback?
According to the Microchip MCP2515 data sheet, “Loopback mode will allow internal transmission of messages from the transmit buffers to the receive buffers without actually transmitting messages on the CAN bus. This mode can be used in system development and testing.
How do I make BeagleBone black boot from SD card?
The BeagleBone Black can be booted from an SD Card by simply holding down the USER/BOOT button on the board before powering it on. Once the EVM has booted, login with root permissions. If the eMMC has successfully been programmed, the script will output a successful flash message.
CAN bus for Raspberry Pi?
The Raspberry Pi hardware does not support the CAN Bus (GPIO). The Raspberry Pi Software did not support the CAN Bus (Raspbian).