The HOST signal is active high. On Tue, Mar 31, 2015 at 2:58 PM, Vic Wintriss <[email protected]> wrote:
> When you say assert, do you mean assert high or assert low? > > On Tuesday, March 31, 2015 at 2:36:24 PM UTC-7, Ytai wrote: >> >> The IOIO decides whether it should be host or device based on whether the >> USBID pin is pulled low (host) or left floating (device). On the standard >> IOIO board this pin would get pulled low by either plugging in a USB micro >> A connector to the A/B socket or by forcing it low using the on-board >> switch. >> When the IOIO application firmware detects that USBID is pulled low, it >> will assert the HOST signal, which will cause 5V to be supplied on the VBUS >> rail. >> >> On Tue, Mar 31, 2015 at 1:06 PM, Vic Wintriss <[email protected]> wrote: >> >>> I got the boot loader flashed and am able to run the blink app...but >>> having trouble with the Android charging circuit. >>> >>> Is there a detailed description of the Android charging circuit >>> including the operation of Q1, Q2 and the VBUS and HOST pins of the PIC? >>> My new circuit implementation does not seem to be charging the Android >>> properly. >>> >>> On Monday, March 30, 2015 at 9:26:30 PM UTC-7, Vic Wintriss wrote: >>>> >>>> Thanks…think I got it running with the Pickit3…I’ll let you know. >>>> >>>> On Mar 30, 2015, at 9:18 PM, Ytai Ben-Tsvi <[email protected]> wrote: >>>> >>>> There's not much to it. Get a PIC programmer, or use a second IOIO as >>>> such. Flash the bootloader image that you can download from the downloads >>>> page and finally use IOIODude as usual to flash the application firmware. >>>> Here's an example of how to do the second IOIO way: >>>> https://www.youtube.com/watch?v=eUKAPP63QtU >>>> >>>> On Mon, Mar 30, 2015 at 6:40 PM, Vic Wintriss <[email protected]> wrote: >>>> >>>>> Just got my new VicsWagon boards back with PIC soldered on the robot >>>>> board with all ioio circuitry on the board, too. Where are the best >>>>> instructions for flashing a boot loader and app firmware? >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "ioio-users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To post to this group, send email to [email protected]. >>>>> Visit this group at http://groups.google.com/group/ioio-users. >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> >>>> >>>> -- >>>> You received this message because you are subscribed to a topic in the >>>> Google Groups "ioio-users" group. >>>> To unsubscribe from this topic, visit https://groups.google.com/d/to >>>> pic/ioio-users/vOzO1t92Ryg/unsubscribe. >>>> To unsubscribe from this group and all its topics, send an email to >>>> [email protected]. >>>> To post to this group, send email to [email protected]. >>>> Visit this group at http://groups.google.com/group/ioio-users. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>>> >>>> -- >>> You received this message because you are subscribed to the Google >>> Groups "ioio-users" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To post to this group, send email to [email protected]. >>> Visit this group at http://groups.google.com/group/ioio-users. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- > You received this message because you are subscribed to the Google Groups > "ioio-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/ioio-users. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "ioio-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/ioio-users. For more options, visit https://groups.google.com/d/optout.
