User DanM

-1 votes

5 answers

185 views

Why does a Zener diode leak so much current?

zener

asked Jun 23 at 17:37

1 vote

0 answers

99 views

What DMA settings should I use for DCMI for STM32?

asked May 9 at 11:25

0 votes

0 answers

360 views

STM32 + LwIP + DP83848 - No results when I ping

microcontroller stm32 ethernet microprocessor network

asked Apr 16 at 18:16

0 votes

0 answers

63 views

Serial Camera Control Bus (SCCB) - Why are my Serial Input Output Data line always high?

microcontroller arduino stm32 camera protocol

asked Apr 15 at 23:57

0 votes

0 answers

37 views

Which registers for OV7670 for returing unsigned 8 byte data instead of 16 bytes data

camera

asked Apr 15 at 0:16

1 vote

1 answer

431 views

STM32 C library for ILI9341 TFT LCD with 16-bit data bus?

arduino stm32 lcd tft ili9341

asked Apr 11 at 23:39

-1 votes

1 answer

768 views

Write to flash in STM32 - Works only one time, second time gives error

microcontroller stm32 flash

asked Mar 19 at 16:46

1 vote

1 answer

103 views

Does USB have some kind of current cutter that cuts the current for safety? [closed]

usb protection circuit-protection usb-hub

asked Dec 14, 2021 at 21:17

0 votes

4 answers

137 views

Is maximum/minimum voltage always compared as difference voltage for a microcontroller?

microcontroller diodes avr

asked Nov 30, 2021 at 18:44

0 votes

0 answers

113 views

Transmit and receive in PDO for CANopen - Why use transmit channel?

can canopen

asked Nov 10, 2021 at 23:59

2 votes

3 answers

282 views

Process Data Objects - CANopen - How do they work?

can canopen

asked Nov 7, 2021 at 13:01

0 votes

2 answers

161 views

When should I use normal SDO transfer in CANopen?

can canopen

asked Nov 2, 2021 at 8:28

0 votes

1 answer

95 views

Peer to Peer in CANopen - How does it work?

can canopen

asked Oct 27, 2021 at 17:16

1 vote

2 answers

81 views

Why are NMT masters acting as SDO clients and not SDO masters in CANopen?

can canopen

asked Oct 24, 2021 at 22:19

0 votes

2 answers

93 views

Where can I save the Node ID in the Object Dictionary - CANopen

canopen

asked Oct 14, 2021 at 19:14

0 votes

0 answers

48 views

What is the TIME frame in CANopen?

canopen

asked Oct 11, 2021 at 22:39

0 votes

1 answer

268 views

What does Reset Node and Reset Communcation do in CANopen?

can canopen

asked Oct 11, 2021 at 18:46

0 votes

0 answers

29 views

Does the slave respond to the master if the master send the command specifier 0x4 or 0x15 - CANopen

canopen

asked Oct 11, 2021 at 16:40

0 votes

1 answer

76 views

Sending raw data with CANopen - Which function/COB should I use then?

can canopen

asked Oct 7, 2021 at 11:56

1 vote

1 answer

143 views

Why does SAE J1939 Commanded Address requires a delay when sending multiple package message?

microcontroller communication can protocol

asked Oct 5, 2021 at 13:22

0 votes

1 answer

1k views

Modbus Vs CANopen - Which one should I choose?

can rs485 modbus canopen

asked Oct 2, 2021 at 11:06

0 votes

1 answer

101 views

Are there any laser sensors that have a high accuracy at 200-400 mm with low laser angle? [closed]

laser distance

asked Aug 30, 2021 at 14:37

2 votes

2 answers

186 views

STM32 register does not change

stm32 adc c

asked Aug 20, 2021 at 10:10

2 votes

1 answer

527 views

DMA request is ony done 1 time in STM32 - Even if I have check marked it as Circular Mode

stm32 adc timer dma sdadc

asked Aug 18, 2021 at 13:02

0 votes

1 answer

115 views

Is it possible to use CANopen for USB communication?

usb usb-device usb-host

asked Jul 12, 2021 at 14:07

0 votes

1 answer

245 views

How can 3.3v CAN-bus transceiver communicate with 5 volt CAN-bus transceiver?

can canopen

asked Jul 12, 2021 at 13:44

1 vote

2 answers

113 views

How do I know if VDD on STM32 is stable? NPOR input

stm32

asked Jun 7, 2021 at 13:17

0 votes

2 answers

85 views

How good are Time-Of-Fligt (light) sensors for measuring small objects?

measurement light distance light-sensor

asked May 25, 2021 at 17:43

0 votes

1 answer

43 views

How wide is IR-led light from VCNL4040?

sensor measurement light distance light-sensor

asked May 25, 2021 at 12:00

0 votes

1 answer

297 views

Is it possible to change counter signal to analog signal in Siemens Logo?

plc siemens

asked May 17, 2021 at 19:30

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74 Questions

Why does a Zener diode leak so much current?

What DMA settings should I use for DCMI for STM32?

STM32 + LwIP + DP83848 - No results when I ping

Serial Camera Control Bus (SCCB) - Why are my Serial Input Output Data line always high?

Which registers for OV7670 for returing unsigned 8 byte data instead of 16 bytes data

STM32 C library for ILI9341 TFT LCD with 16-bit data bus?

Write to flash in STM32 - Works only one time, second time gives error

Does USB have some kind of current cutter that cuts the current for safety? [closed]

Is maximum/minimum voltage always compared as difference voltage for a microcontroller?

Transmit and receive in PDO for CANopen - Why use transmit channel?

Process Data Objects - CANopen - How do they work?

When should I use normal SDO transfer in CANopen?

Peer to Peer in CANopen - How does it work?

Why are NMT masters acting as SDO clients and not SDO masters in CANopen?

Where can I save the Node ID in the Object Dictionary - CANopen

What is the TIME frame in CANopen?

What does Reset Node and Reset Communcation do in CANopen?

Does the slave respond to the master if the master send the command specifier 0x4 or 0x15 - CANopen

Sending raw data with CANopen - Which function/COB should I use then?

Why does SAE J1939 Commanded Address requires a delay when sending multiple package message?

Modbus Vs CANopen - Which one should I choose?

Are there any laser sensors that have a high accuracy at 200-400 mm with low laser angle? [closed]

STM32 register does not change

DMA request is ony done 1 time in STM32 - Even if I have check marked it as Circular Mode

Is it possible to use CANopen for USB communication?

How can 3.3v CAN-bus transceiver communicate with 5 volt CAN-bus transceiver?

How do I know if VDD on STM32 is stable? NPOR input

How good are Time-Of-Fligt (light) sensors for measuring small objects?

How wide is IR-led light from VCNL4040?

Is it possible to change counter signal to analog signal in Siemens Logo?