[Why]
External monitor cannot be displayed consistently, if connecting
via this Apple dongle (A1621, USB Type-C to HDMI).
Experiments prove that the dongle needs 200ms at least to be ready
for communication, after it drives HPDsignal high, and DPCD cannot
be read correctly during the period, even r
On 2019-12-11 2:33 a.m., Louis Li wrote:
> [Why]
> External monitor cannot be displayed consistently, if connecting
> via this Apple dongle (A1621, USB Type-C to HDMI).
> Experiments prove that the dongle needs 200ms at least to be ready
> for communication, after it drives HPDsignal high, and DPCD
On Tue, Dec 17, 2019 at 10:57:11AM -0500, Harry Wentland wrote:
> On 2019-12-11 2:33 a.m., Louis Li wrote:
> > [Why]
> > External monitor cannot be displayed consistently, if connecting
> > via this Apple dongle (A1621, USB Type-C to HDMI).
> > Experiments prove that the dongle needs 200ms at least
On Tue, Dec 17, 2019 at 10:57:11AM -0500, Harry Wentland wrote:
> On 2019-12-11 2:33 a.m., Louis Li wrote:
> > [Why]
> > External monitor cannot be displayed consistently, if connecting
> > via this Apple dongle (A1621, USB Type-C to HDMI).
> > Experiments prove that the dongle needs 200ms at least