up and down arrow in keypad | Microcontroller › 8051 › up and down arrow in keypad This topic has 1 reply, 2 voices, and was last updated 9 years, 8 months ago by Ashutosh Bhatt. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts July 31, 2014 at 6:54 am #3198 kalyaniParticipant i want a code for incrementing and decrementing the display on lcd by using up and down arrows August 1, 2014 at 6:39 am #11959 Ashutosh BhattParticipant take one counter variable count increment it with count++ decrement it with count– to display count on LCD first saparate all its digit like it count is 15 saparate 1 and 5 then convert all digits into ASCII by adding 30h like 1 = 31h and 5 = 35h then just display these 31h and 35h on LCD by sending data Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In