Rank beginner question
Started by ●July 11, 2014
Reply by ●July 12, 20142014-07-12
Do you NEED 12 keys? Suppose you stay in the 0001ms-9999ms range, then you could
have 2 spin-buttons (UP/DOWN) for each digit, for a total of 8 time-setting
buttons. Add one for START and you have a 3x3 matrix.
Reply by ●July 12, 20142014-07-12
On Sat, Jul 12, 2014 at 6:11 AM, f...@yahoo.com [msp430] <
m...> wrote:
> Do you NEED 12 keys? Suppose you stay in the 0001ms-9999ms range, then
you could have 2 spin-buttons (UP/DOWN) for each digit, for a total of 8
time-setting buttons. Add one for START and you have a 3x3 matrix.
You could probably keep it even simpler still with a single pot on an A-D
channel.
-p.
m...> wrote:
> Do you NEED 12 keys? Suppose you stay in the 0001ms-9999ms range, then
you could have 2 spin-buttons (UP/DOWN) for each digit, for a total of 8
time-setting buttons. Add one for START and you have a 3x3 matrix.
You could probably keep it even simpler still with a single pot on an A-D
channel.
-p.