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[mattermost] <hartytp> what's the new error?
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[mattermost] <sb10q> also I'm using this JTAG cable source [find interface/ftdi/olimex-arm-usb-tiny-h.cfg]
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[mattermost] <sb10q> also craps out in the same way with adapter_khz 10
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[mattermost] <hartytp> that's odd. I didn't have any issues using the STLink adapter I had with: GNU MCU Eclipse OpenOCD, 64-bitOpen On-Chip Debugger 0.10.0+dev-00593-g23ad80df4 (2019-04-22-20:18)
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[mattermost] <hartytp> IIRC @rjo got his card to work, so may have some advice. Otherwise, i'd check the obvious things like all relevant voltages, etc
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[mattermost] <hartytp> are you using JTAG or SWDB?
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[mattermost] <sb10q> JTAG
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[mattermost] <hartytp> well, this isn't something I know a huge amount about, so prob nothing very productive I can add here
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[mattermost] <sb10q> or maybe we can SSH into your computer where there's a working setup. debugging this kind of typical embedded system behavior is frustrating, and a waste of time since we won't use tm4c in the end
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[mattermost] <hartytp> maybe, but getting you VPN access could be a hassle. In the first instance, I'd prefer to try shipping you the ST-Link adapter that I got it up and running with
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[mattermost] <hartytp> but, let's see if @rjo has any ideas first
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[mattermost] <hartytp> and, please do stick a DMM on all supplies first in case something broke during shipping
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[mattermost] <hartytp> (if you haven't already)
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<rjo[m]>
i haven't used jtag on arm chips in a while. swd worked fine.
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[mattermost] <sb10q> @rjo maybe we could use your setup remotely then?
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[mattermost] <sb10q> IC4 (reset chip) seems to have been removed; is that normal?
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[mattermost] <sb10q> voltage on the tantalum caps is 5V/12V which looks normal
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[mattermost] <sb10q> other supplies are harder to locate. might be a good idea to add test points on v2 (seems that's not done according to the sch)
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[mattermost] <sb10q> the 3.3V from IC3 is also OK
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<rjo[m]>
what do you want to do? i'd have to set it up again. currently the probe is in use.
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[mattermost] <sb10q> develop the test firmware (pwm and adc)
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[mattermost] <sb10q> or @hartytp could send me a probe, but then there's the risk that the problem is elsewhere and it still won't work