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B
bakerhillpins
replied to the thread
Industrial Automation Hat open-drain output/LED write
.
Ok, I think I've got what I need for now. If I have anymore questions I'll let you know. Thanks.
Yesterday at 6:32 AM
alexburcea
replied to the thread
Industrial Automation Hat open-drain output/LED write
.
Yes, for the led's and OD, there is no command que and you can not send commands faster than 1ms. The I2C is not limited, just the...
Tuesday at 2:31 PM
B
bakerhillpins
replied to the thread
Industrial Automation Hat open-drain output/LED write
.
Are you implying that the IAH can only handle i2c bus activity that is separated by 1ms or more of dead time? (I.e. less than 1kHz) It...
Tuesday at 1:39 PM
alexburcea
replied to the thread
Industrial Automation Hat open-drain output/LED write
.
The microcontroller serve I2C requests on interrupt and update a RAM region. The IO responsible task is scanning that region each...
Tuesday at 1:04 PM
B
bakerhillpins
replied to the thread
Industrial Automation Hat open-drain output/LED write
.
To follow up here: Have a simple program that writes to each ODO/LED in succession (in a loop) using the Set/Clr commands. I call the...
Tuesday at 12:43 PM
B
bakerhillpins
replied to the thread
Industrial Automation Hat open-drain output/LED write
.
Alex, The c based megaind command line program is the code I'm referencing while writing my application. I'll give the bit-mapped...
Tuesday at 12:22 PM
alexburcea
replied to the thread
Industrial Automation Hat open-drain output/LED write
.
Hi Brian, Thank you for the forum suggestion, we will consider it. The open drain and led can be set in 2 ways: 1) Turn on or off each...
Tuesday at 12:07 PM
B
bakerhillpins
posted the thread
Industrial Automation Hat open-drain output/LED write
in
Main forum
.
I'd first like to make a suggestion to the moderators: Might you make a new sub forum for each individual product/board such as the IAH...
Tuesday at 10:40 AM
alexburcea
replied to the thread
RS485 from multiple boards
.
I am not sure what you mean by "RS485 extenders" but looking at the schematics you can chose the solution.
Saturday at 4:55 AM
H
haig
reacted to
alexburcea's post
in the thread
RS485 from multiple boards
with
Like
.
Hi, The 16Relay card, as you can see from provided schematics, contain jumper only for the RX signal so there is no way to reroute the...
Saturday at 2:47 AM
H
haig
replied to the thread
RS485 from multiple boards
.
Ah, didn't realize there was a schematic available, awesome, getting positive vibes from this company! Okay I see, I will either go that...
Saturday at 2:47 AM
alexburcea
replied to the thread
RS485 from multiple boards
.
Hi, The 16Relay card, as you can see from provided schematics, contain jumper only for the RX signal so there is no way to reroute the...
Saturday at 2:13 AM
H
haig
posted the thread
RS485 from multiple boards
in
Main forum
.
If I stack two 16-relay hats can I use the RS485 on both boards? As I understand, the Raspberry PI supports two UARTs, meaning I should...
Friday at 11:01 PM
H
haig
reacted to
sequent's post
in the thread
Power distribution for RPI with many relays
with
Like
.
Your plan seems good. You can install the Pi and two 16-Relay cards on the DIN-Rail, we have two solutions here: parallel or...
Friday at 10:46 PM
sequent
replied to the thread
Power distribution for RPI with many relays
.
Your plan seems good. You can install the Pi and two 16-Relay cards on the DIN-Rail, we have two solutions here: parallel or...
Friday at 7:17 AM
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