User fadedbee

8 votes

4 answers

2k views

Tri-state output to three analogue levels?

asked Dec 19, 2014 at 9:30

8 votes

3 answers

2k views

Why are the SRAM data and address pins numbered? [duplicate]

asked Sep 22, 2018 at 8:43

6 votes

5 answers

2k views

Will multiple chips outputing onto a bus for a few nanoseconds cause damage?

asked Jun 26, 2017 at 11:11

6 votes

2 answers

1k views

What does the logic statement "F = AB" mean? Bitwise A AND B?

asked Jun 23, 2016 at 15:41

5 votes

1 answer

11k views

FTDI USB/TTL-serial converter - what are TXD, TXL, RXD and RXL?

asked May 30, 2018 at 7:56

4 votes

3 answers

1k views

Is the ATMEGA328P's serial baud rate quantised?

asked Oct 20, 2018 at 9:54

4 votes

2 answers

3k views

Which logic families interpret a floating input as a definite value?

asked May 31, 2017 at 11:11

4 votes

2 answers

650 views

Is there a USB alternative to Mass Storage which works at the filesystem layer?

asked Nov 21, 2014 at 11:16

3 votes

2 answers

894 views

Interfacing tri-state logic across 3v3/5v. Do buffers mirror all three logic states?

asked Dec 10, 2014 at 17:26

3 votes

7 answers

588 views

MCUs which can trigger an interrupt on a port mask

asked Dec 11, 2014 at 9:33

3 votes

3 answers

2k views

How does the ZX80 keyboard avoid ghosting and masking?

asked Dec 16, 2012 at 16:26

3 votes

3 answers

3k views

How fast can ARM Cortex M0s/M3s bit bang?

asked Feb 24, 2014 at 9:42

2 votes

1 answer

163 views

Using an array of resistors to give priority on a bus

asked May 31, 2016 at 12:00

2 votes

1 answer

1k views

How to turn a DIP switch into an array of logical values

asked Jun 8, 2016 at 12:24

2 votes

2 answers

5k views

Why does the length of an antenna, relative to the wavelength, matter?

asked Dec 15, 2016 at 14:14

2 votes

5 answers

2k views

Pull-up or pull-down when building an LED ROM for 74HC logic levels?

asked Feb 23, 2018 at 12:43

2 votes

1 answer

795 views

What was the use-case for the 74hc590?

asked Aug 12, 2018 at 12:00

2 votes

2 answers

136 views

Can you detect when an incrementing counter has reached N by AND'ing the expected set bits?

asked Jan 11 at 13:26

1 vote

1 answer

102 views

Do any microcontrollers allow steering of inputs to outputs?

asked Dec 9, 2016 at 8:30

1 vote

2 answers

576 views

Exceeding 5m for USB 2.0 Full Speed

asked May 13, 2020 at 13:17

1 vote

1 answer

89 views

Is there a component that will OR the last 1-2ms of its input?

asked Jun 3, 2020 at 8:19

1 vote

2 answers

2k views

How different are the eMMC and SD Card protocols?

asked Dec 16, 2020 at 9:18

1 vote

1 answer

118 views

Would a parallel EEPROM ever output a value that it does not contain?

asked Sep 8, 2018 at 17:07

1 vote

1 answer

122 views

Electrical properties of a stack of strip board connected by through-hole pins/sockets

asked Sep 9, 2018 at 8:38

1 vote

1 answer

149 views

ESC only goes fast to very fast

asked May 14, 2018 at 19:59

1 vote

2 answers

2k views

Why does the ssd1306 OLED controller have an unusual memory layout?

asked Jul 12, 2017 at 7:53

1 vote

1 answer

56 views

Edge-triggered flipflops - keep CP high or low, most of the time?

asked Feb 21, 2017 at 8:54

1 vote

1 answer

67 views

Changing addresses faster than a parallel SRAM's response time

asked Mar 9, 2017 at 12:22

1 vote

2 answers

1k views

How to decode a two bit signal into one-hot encoding, with 7400 series ICs?

asked Apr 22, 2016 at 14:36

0 votes

2 answers

107 views

Efficiently decoding a four bit input pattern into one of 16 twelve-bit output patterns

asked Apr 25, 2016 at 11:12

Stack Exchange Network

42 Questions

Tri-state output to three analogue levels?

Why are the SRAM data and address pins numbered? [duplicate]

Will multiple chips outputing onto a bus for a few nanoseconds cause damage?

What does the logic statement "F = AB" mean? Bitwise A AND B?

FTDI USB/TTL-serial converter - what are TXD, TXL, RXD and RXL?

Is the ATMEGA328P's serial baud rate quantised?

Which logic families interpret a floating input as a definite value?

Is there a USB alternative to Mass Storage which works at the filesystem layer?

Interfacing tri-state logic across 3v3/5v. Do buffers mirror all three logic states?

MCUs which can trigger an interrupt on a port mask

How does the ZX80 keyboard avoid ghosting and masking?

How fast can ARM Cortex M0s/M3s bit bang?

Using an array of resistors to give priority on a bus

How to turn a DIP switch into an array of logical values

Why does the length of an antenna, relative to the wavelength, matter?

Pull-up or pull-down when building an LED ROM for 74HC logic levels?

What was the use-case for the 74hc590?

Can you detect when an incrementing counter has reached N by AND'ing the expected set bits?

Do any microcontrollers allow steering of inputs to outputs?

Exceeding 5m for USB 2.0 Full Speed

Is there a component that will OR the last 1-2ms of its input?

How different are the eMMC and SD Card protocols?

Would a parallel EEPROM ever output a value that it does not contain?

Electrical properties of a stack of strip board connected by through-hole pins/sockets

ESC only goes fast to very fast

Why does the ssd1306 OLED controller have an unusual memory layout?

Edge-triggered flipflops - keep CP high or low, most of the time?

Changing addresses faster than a parallel SRAM's response time

How to decode a two bit signal into one-hot encoding, with 7400 series ICs?

Efficiently decoding a four bit input pattern into one of 16 twelve-bit output patterns