tag:blogger.com,1999:blog-6100511197805579796.post8170074878724361288..comments2024-02-14T18:43:36.096+01:00Comments on Davide Gironi blog: An AVR Atmega library for multiple HD44780 based LCD connected through i2cDavide Gironihttp://www.blogger.com/profile/16366076989473118278noreply@blogger.comBlogger12125tag:blogger.com,1999:blog-6100511197805579796.post-83788642303900600822020-04-12T18:49:56.478+02:002020-04-12T18:49:56.478+02:00Hello Tommi, that's great! Happy to hear this!...Hello Tommi, that's great! Happy to hear this!Davide Gironihttps://www.blogger.com/profile/16366076989473118278noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-43990654463341066212020-04-12T12:39:29.048+02:002020-04-12T12:39:29.048+02:00Nevermind, got it. Made an error when I did the mu...Nevermind, got it. Made an error when I did the multimeter routing. Works like a charm, thank you!Tommihttps://www.blogger.com/profile/18433157546991393473noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-29548050977138272512020-04-11T12:17:02.059+02:002020-04-11T12:17:02.059+02:00hello,
i just tried to remap the data (p4-p7) pins...hello,<br />i just tried to remap the data (p4-p7) pins in your h file, but i can't seem to get it to work...can you get more specific where the adjustments have to be made and how? any help would be greatly appreciated!Tommihttps://www.blogger.com/profile/18433157546991393473noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-82805931416221412442020-03-13T16:23:06.236+01:002020-03-13T16:23:06.236+01:00Hello, yes it can.Hello, yes it can.Davide Gironihttps://www.blogger.com/profile/16366076989473118278noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-16944602402586372332020-03-13T07:27:22.663+01:002020-03-13T07:27:22.663+01:00could this be reconfigured to work with atmega328p...could this be reconfigured to work with atmega328p?Anonymoushttps://www.blogger.com/profile/06579926630266602857noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-52398269435765954922019-06-28T15:00:03.821+02:002019-06-28T15:00:03.821+02:00Hello, you just can remap the configuration file f...Hello, you just can remap the configuration file for your device.Davide Gironihttps://www.blogger.com/profile/16366076989473118278noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-5169346441704248212018-07-24T09:24:55.854+02:002018-07-24T09:24:55.854+02:00I see you are using p0-p3 as your data pins. And p...I see you are using p0-p3 as your data pins. And p4-p6 as your conrol pins for the 1602 LCD.<br /><br />Inexpensive 1602 LCD and pcf8574T I2C boards on Ebay are using p4-p7 as data pins and p0-p2 as control pns for the LCD.<br /><br />Do you have anything written for the 2nd configuration?bloggerhttps://www.blogger.com/profile/12707641725378261408noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-36874046666215063942017-07-12T20:23:39.812+02:002017-07-12T20:23:39.812+02:00Hello, i suggest you to start at small step. The f...Hello, i suggest you to start at small step. The first one could be blinking a led with plain avrgcc. You will find many tutorial online.Davide Gironihttps://www.blogger.com/profile/16366076989473118278noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-10586517068999514172017-07-12T16:37:42.832+02:002017-07-12T16:37:42.832+02:00i am complete new in avr i was programming in ardu...i am complete new in avr i was programming in arduino.....can you please help me how to use this library.Anonymoushttps://www.blogger.com/profile/10249850570439360341noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-10936450694933109592016-09-18T21:06:22.660+02:002016-09-18T21:06:22.660+02:00Interesting, Thank You DavideInteresting, Thank You DavideWiValdiBBhttps://www.blogger.com/profile/15646605347329301584noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-78749705673445290482016-08-05T14:44:09.266+02:002016-08-05T14:44:09.266+02:00Hello, thank you for this tips!Hello, thank you for this tips!Davide Gironihttps://www.blogger.com/profile/16366076989473118278noreply@blogger.comtag:blogger.com,1999:blog-6100511197805579796.post-64573351871152880142016-08-04T20:59:44.142+02:002016-08-04T20:59:44.142+02:00You can double that up to 16 by allowing for both ...You can double that up to 16 by allowing for both pcf8574 and pcf8574A chips. They are identical except for their base address so you can have 8 of each on a single i2c bus. I did this same thing 10 years ago by modding Peter Fleury's LCD library with his i2c library.Farldarmhttps://www.blogger.com/profile/14820583942441050785noreply@blogger.com