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electronic:lcd:hpljp3015 [2026/09/05 10:35] – tonyelectronic:lcd:hpljp3015 [2026/09/26 08:28] (current) – tony
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 +{{ :electronic:lcd:p1206672a.jpg?200|HP LJ P3015}}
 +^  LCD Description  ||
 +^Model|**HP LJ P3015**|
 +^Manufacturer|Hewlett Packard|
 +^Recovered from|HP Laserjet P3015 printer  (({{:electronic:manual:hp_laserjet_p3010_p3015_series.pdf}}))|
 +^Board IDs|CN-0007-001 06817|
 +^LCD type|positive|
 +^Polarizer type|transmissive|
 +^Columns|160 pixels (20) ((graphics array, character equivalent in brackets))|
 +^Rows|64 pixels (4)|
 +^Char matrix|8x16|
 +^Driver IC|(CoG), with BU6740AK interface board|
 +^Backlight|separate led|
 +^Arduino driver|SPI via BU6740AK|
 +^Connector|PCB flex cable|
 +^Num Pins|30|
 +^Pin spacing|0.04"|
 +
 +Untested.  Interface board has a BU6740AK 44pin IC (([[electronic/datasheet/rohm]])).
 +
 +^  Connector pin-out  ||^  Arduino test rig |
 +^Pin#^Label^Description ^Pin|
 +^1|
 +^2|
 +^3|
 +^4|
 +^5|
 +^6|
 +^7|
 +^8|
 +^9|
 +^10|
 +^11|
 +^12|
 +^13|
 +^14|
 +^15|
 +^16| |GND|
 +^17|
 +^18|
 +^19|
 +^20|
 +^21|
 +^22|
 +^23|
 +^24|
 +^25|
 +^26|
 +^27| |GND|
 +^28|
 +^29|
 +^30|
 +
 +^  CN1 (J8011)  ^|
 +^Pin^Label|
 +^1|GND|
 +^2|Vcc1(+3.3V)|
 +^3|FPO|
 +^4|FPI|
 +^5|FPCK|
 +^6|/FPCS|
 +^7|GND|
 +^8|Vcc2(+5V)|
 +
 +^  CN3 (backlight)  ^|
 +^Pin^Label|
 +^1|+5V|
 +^2|TR1|
 +
 +\\
 +===== Additional info =====
 +  * [[:electronic:datasheet:rohm|BU6740 reverse engineering]].
 +
 +\\
 +----
 +===== Examples =====
 +^Recovered from HP Laserjet P3015 printer^
 +
 +{{:electronic:lcd:p1206672a.jpg?800|HP LJ P3015 front}}
 +
 +{{:electronic:lcd:p1206672.jpg?800|HP LJ P3015 overview with board}}
 +
 +{{:electronic:lcd:p1206673.jpg?800|HP LJ P3015 overview with board}}
 +
 +{{:electronic:lcd:p7220270.jpg?300|HP LJ P3015 chip}}