mangavalk/lcdproc
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

and more clean-ups

Browse Source
This commit is contained in:
marschap
2007-10-08 13:40:45 +00:00
parent 627129694c
commit 99e11c79bb
4 changed files with 159 additions and 51 deletions
Download Patch File Download Diff File Expand all files Collapse all files
docs/lcdproc-user/drivers/hd44780.docbook
+149 -42
View File
@@ -56,30 +56,35 @@ All variants use the same method of obtaining power. i.e., for each LCD:
<table id="hd44780-connections-power.table">
<title>HD44780: Power Connections</title>
<tgroup cols="3" align="left">
<thead>
<row>
<entry>LCD</entry>
<entry>pin</entry>
<entry>signal</entry>
</row>
</thead>
<tbody>
<row>
<entry>1</entry>
<entry>GND</entry>
<entry>(connect to any of pins 18 - 25 of you parallel port)</entry>
</row>
<row>
<entry>2</entry>
<entry>+5V</entry>
<entry></entry>
</row>
<row>
<entry>3</entry>
<entry>Vadj</entry>
<entry>(contrast)</entry>
</row>
</tbody>
<colspec colname="lpt1"/>
<colspec colname="lpt2" align="right"/>
<thead>
<row>
<entry namest="lpt1" nameend="lpt2" align="center">LCD</entry>
<entry morerows="1">Signal</entry>
</row>
<row>
<entry>name</entry>
<entry>pin</entry>
</row>
</thead>
<tbody>
<row>
<entry>V<subscript>SS</subscript></entry>
<entry>1</entry>
<entry>GND (connect to any of pins 18 - 25 of you parallel port)</entry>
</row>
<row>
<entry>V<subscript>DD</subscript></entry>
<entry>2</entry>
<entry>+5V</entry>
</row>
<row>
<entry>V<subscript>LC</subscript></entry>
<entry>3</entry>
<entry>(contrast adjustment)</entry>
</row>
</tbody>
</tgroup>
</table>
@@ -117,7 +122,7 @@ There are several ways to get 5V:
</itemizedlist>
<figure id="hd44780-connections-power.contrast-circuit">
<title>HD44780: Connecting the contrast adjusting pin (Vadj.)</title>
<title>HD44780: Connecting the contrast adjusting pin (V<subscript>LC</subscript>)</title>
<screen>
<![CDATA[
@@ -127,7 +132,7 @@ There are several ways to get 5V:
`---^--'
/|\
|
Vadj.
Vlc
]]>
</screen>
@@ -463,14 +468,16 @@ This is originally based on "lcdtext" (by Matthias Prinke).
<table id="hd44780-4bit.base-mapping">
<title>HD44780: 4bit Pinouts (1)</title>
<tgroup cols="4" align="left">
<tgroup cols="5" align="left">
<colspec colname="lpt1"/>
<colspec colname="lpt2"/>
<colspec colname="lpt2" align="right"/>
<colspec colname="base" align="center"/>
<colspec colname="lcd1"/>
<colspec colname="lcd2"/>
<thead>
<row>
<entry namest="lpt1" nameend="lpt2" align="center">printer port</entry>
<entry morerows="1">&lt;-&gt;</entry>
<entry namest="lcd1" nameend="lcd2" align="center">LCD</entry>
</row>
<row>
@@ -484,48 +491,56 @@ This is originally based on "lcdtext" (by Matthias Prinke).
<row>
<entry>D0</entry>
<entry>2</entry>
<entry></entry>
<entry>D4</entry>
<entry>11</entry>
</row>
<row>
<entry>D1</entry>
<entry>3</entry>
<entry></entry>
<entry>D5</entry>
<entry>12</entry>
</row>
<row>
<entry>D2</entry>
<entry>4</entry>
<entry></entry>
<entry>D6</entry>
<entry>(13)</entry>
</row>
<row>
<entry>D3</entry>
<entry>5</entry>
<entry></entry>
<entry>D7</entry>
<entry>14</entry>
</row>
<row>
<entry>D4</entry>
<entry>6</entry>
<entry></entry>
<entry>RS</entry>
<entry>4</entry>
</row>
<row>
<entry>D5</entry>
<entry>7</entry>
<entry></entry>
<entry>RW</entry>
<entry>5 (LCD3 - 6) (optional - pull all LCD RW low (*) )</entry>
</row>
<row>
<entry>D6</entry>
<entry>8</entry>
<entry></entry>
<entry>EN</entry>
<entry>6</entry>
</row>
<row>
<entry>D7</entry>
<entry>9</entry>
<entry></entry>
<entry>EN2</entry>
<entry>(LCD2 - 6) (optional)</entry>
</row>
@@ -548,14 +563,16 @@ displays four to seven use:
<table id="hd44780-4bit.multi-mapping">
<title>HD44780: 4bit Pinouts (2)</title>
<tgroup cols="4" align="left">
<tgroup cols="5" align="left">
<colspec colname="lpt1"/>
<colspec colname="lpt2"/>
<colspec colname="lpt2" align="right"/>
<colspec colname="base" align="center"/>
<colspec colname="lcd1"/>
<colspec colname="lcd2"/>
<thead>
<row>
<entry namest="lpt1" nameend="lpt2" align="center">printer port</entry>
<entry morerows="1">&lt;-&gt;</entry>
<entry namest="lcd1" nameend="lcd2" align="center">LCD</entry>
</row>
<row>
@@ -569,24 +586,28 @@ displays four to seven use:
<row>
<entry>STR</entry>
<entry>1</entry>
<entry></entry>
<entry>EN4</entry>
<entry>6</entry>
</row>
<row>
<entry>LF</entry>
<entry>14</entry>
<entry></entry>
<entry>EN5</entry>
<entry>6</entry>
</row>
<row>
<entry>INIT</entry>
<entry>16</entry>
<entry></entry>
<entry>EN6</entry>
<entry>6</entry>
</row>
<row>
<entry>SEL</entry>
<entry>17</entry>
<entry></entry>
<entry>EN7</entry>
<entry>6</entry>
</row>
@@ -600,12 +621,14 @@ The optional keypad can be connected as follows:
<table id="hd44780-4bit.keypad-mapping">
<title>HD44780: 4bit Keypad Pinouts</title>
<tgroup cols="3" align="left">
<tgroup cols="4" align="left">
<colspec colname="lpt1"/>
<colspec colname="lpt2"/>
<colspec colname="lpt2" align="right"/>
<colspec colname="base" align="center"/>
<thead>
<row>
<entry namest="lpt1" nameend="lpt2" align="center">printer port</entry>
<entry morerows="1">&lt;-&gt;</entry>
<entry align="center">keypad</entry>
</row>
<row>
@@ -618,76 +641,91 @@ The optional keypad can be connected as follows:
<row>
<entry>D0</entry>
<entry>2</entry>
<entry></entry>
<entry>Y0</entry>
</row>
<row>
<entry>D1</entry>
<entry>3</entry>
<entry></entry>
<entry>Y1</entry>
</row>
<row>
<entry>D2</entry>
<entry>4</entry>
<entry></entry>
<entry>Y2</entry>
</row>
<row>
<entry>D3</entry>
<entry>5</entry>
<entry></entry>
<entry>Y3</entry>
</row>
<row>
<entry>D4</entry>
<entry>6</entry>
<entry></entry>
<entry>Y4</entry>
</row>
<row>
<entry>D5</entry>
<entry>7</entry>
<entry></entry>
<entry>Y5</entry>
</row>
<row>
<entry>nSTRB</entry>
<entry>1</entry>
<entry></entry>
<entry>Y6</entry>
</row>
<row>
<entry>nLF</entry>
<entry>14</entry>
<entry></entry>
<entry>Y7</entry>
</row>
<row>
<entry>INIT</entry>
<entry>16</entry>
<entry></entry>
<entry>Y8</entry>
</row>
<row>
<entry>nSEL</entry>
<entry>17</entry>
<entry></entry>
<entry>Y9</entry>
</row>
<row>
<entry>nACK</entry>
<entry>10</entry>
<entry></entry>
<entry>X0</entry>
</row>
<row>
<entry>BUSY</entry>
<entry>11</entry>
<entry></entry>
<entry>X1</entry>
</row>
<row>
<entry>PAPEREND</entry>
<entry>12</entry>
<entry></entry>
<entry>X2</entry>
</row>
<row>
<entry>SELIN</entry>
<entry>13</entry>
<entry></entry>
<entry>X3</entry>
</row>
<row>
<entry>nFAULT</entry>
<entry>15</entry>
<entry></entry>
<entry>X4</entry>
</row>
</tbody>
@@ -709,14 +747,16 @@ This type of connection should work with winamp.
<table id="hd44780-8bit-winamp.base-mapping">
<title>HD44780: "Winamp" wiring</title>
<tgroup cols="4" align="left">
<tgroup cols="5" align="left">
<colspec colname="lpt1"/>
<colspec colname="lpt2"/>
<colspec colname="lpt2" align="right"/>
<colspec colname="base" align="center"/>
<colspec colname="lcd1"/>
<colspec colname="lcd2"/>
<thead>
<row>
<entry namest="lpt1" nameend="lpt2" align="center">printer port</entry>
<entry morerows="1">&lt;-&gt;</entry>
<entry namest="lcd1" nameend="lcd2" align="center">LCD</entry>
</row>
<row>
@@ -730,72 +770,84 @@ This type of connection should work with winamp.
<row>
<entry>D0</entry>
<entry>2</entry>
<entry></entry>
<entry>D0</entry>
<entry>7</entry>
</row>
<row>
<entry>D1</entry>
<entry>3</entry>
<entry></entry>
<entry>D1</entry>
<entry>8</entry>
</row>
<row>
<entry>D2</entry>
<entry>4</entry>
<entry></entry>
<entry>D2</entry>
<entry>9</entry>
</row>
<row>
<entry>D3</entry>
<entry>5</entry>
<entry></entry>
<entry>D3</entry>
<entry>10</entry>
</row>
<row>
<entry>D4</entry>
<entry>6</entry>
<entry></entry>
<entry>D4</entry>
<entry>11</entry>
</row>
<row>
<entry>D5</entry>
<entry>7</entry>
<entry></entry>
<entry>D5</entry>
<entry>12</entry>
</row>
<row>
<entry>D6</entry>
<entry>8</entry>
<entry></entry>
<entry>D6</entry>
<entry>13</entry>
</row>
<row>
<entry>D7</entry>
<entry>9</entry>
<entry></entry>
<entry>D7</entry>
<entry>14</entry>
</row>
<row>
<entry>nSTRB</entry>
<entry>(1)</entry>
<entry></entry>
<entry>EN</entry>
<entry>6</entry>
</row>
<row>
<entry>nLF</entry>
<entry>14</entry>
<entry></entry>
<entry>RW</entry>
<entry>5 (EN3 6 - LCD 3) (optional (*) )</entry>
</row>
<row>
<entry>INIT</entry>
<entry>16</entry>
<entry></entry>
<entry>RS</entry>
<entry>4</entry>
</row>
<row>
<entry>nSEL</entry>
<entry>17</entry>
<entry></entry>
<entry>EN2</entry>
<entry>(6 - LCD 2) (optional)</entry>
</row>
@@ -824,12 +876,14 @@ The optional keypad can be connected as follows:
<table id="hd44780-8bit-winamp.keypad-mapping">
<title>HD44780: "Winamp" wiring - Keypad</title>
<tgroup cols="3" align="left">
<tgroup cols="4" align="left">
<colspec colname="lpt1"/>
<colspec colname="lpt2"/>
<colspec colname="lpt2" align="right"/>
<colspec colname="base" align="center"/>
<thead>
<row>
<entry namest="lpt1" nameend="lpt2" align="center">printer port</entry>
<entry morerows="1">&lt;-&gt;</entry>
<entry align="center">keypad</entry>
</row>
<row>
@@ -842,76 +896,91 @@ The optional keypad can be connected as follows:
<row>
<entry>D0</entry>
<entry>2</entry>
<entry></entry>
<entry>Y0</entry>
</row>
<row>
<entry>D1</entry>
<entry>3</entry>
<entry></entry>
<entry>Y1</entry>
</row>
<row>
<entry>D2</entry>
<entry>4</entry>
<entry></entry>
<entry>Y2</entry>
</row>
<row>
<entry>D3</entry>
<entry>5</entry>
<entry></entry>
<entry>Y3</entry>
</row>
<row>
<entry>D4</entry>
<entry>6</entry>
<entry></entry>
<entry>Y4</entry>
</row>
<row>
<entry>D5</entry>
<entry>7</entry>
<entry></entry>
<entry>Y5</entry>
</row>
<row>
<entry>D6</entry>
<entry>8</entry>
<entry></entry>
<entry>Y6</entry>
</row>
<row>
<entry>D7</entry>
<entry>9</entry>
<entry></entry>
<entry>Y7</entry>
</row>
<row>
<entry>nLF</entry>
<entry>14</entry>
<entry></entry>
<entry>Y8</entry>
</row>
<row>
<entry>INIT</entry>
<entry>16</entry>
<entry></entry>
<entry>Y9</entry>
</row>
<row>
<entry>nACK</entry>
<entry>10</entry>
<entry></entry>
<entry>X0</entry>
</row>
<row>
<entry>BUSY</entry>
<entry>11</entry>
<entry></entry>
<entry>X1</entry>
</row>
<row>
<entry>PAPEREND</entry>
<entry>12</entry>
<entry></entry>
<entry>X2</entry>
</row>
<row>
<entry>SELIN</entry>
<entry>13</entry>
<entry></entry>
<entry>X3</entry>
</row>
<row>
<entry>nFAULT</entry>
<entry>15</entry>
<entry></entry>
<entry>X4</entry>
</row>
</tbody>
@@ -953,14 +1022,16 @@ The LCD connections are:
<table id="hd44780-8bit-lcdtime.base-mapping">
<title>HD44780: "lcdtime" wiring</title>
<tgroup cols="4" align="left">
<tgroup cols="5" align="left">
<colspec colname="lpt1"/>
<colspec colname="lpt2"/>
<colspec colname="lpt2" align="right"/>
<colspec colname="base" align="center"/>
<colspec colname="lcd1"/>
<colspec colname="lcd2"/>
<thead>
<row>
<entry namest="lpt1" nameend="lpt2" align="center">printer port</entry>
<entry morerows="1">&lt;-&gt;</entry>
<entry namest="lcd1" nameend="lcd2" align="center">LCD</entry>
</row>
<row>
@@ -974,72 +1045,84 @@ The LCD connections are:
<row>
<entry>D0</entry>
<entry>2</entry>
<entry></entry>
<entry>D0</entry>
<entry>7</entry>
</row>
<row>
<entry>D1</entry>
<entry>3</entry>
<entry></entry>
<entry>D1</entry>
<entry>8</entry>
</row>
<row>
<entry>D2</entry>
<entry>4</entry>
<entry></entry>
<entry>D2</entry>
<entry>9</entry>
</row>
<row>
<entry>D3</entry>
<entry>5</entry>
<entry></entry>
<entry>D3</entry>
<entry>10</entry>
</row>
<row>
<entry>D4</entry>
<entry>6</entry>
<entry></entry>
<entry>D4</entry>
<entry>11</entry>
</row>
<row>
<entry>D5</entry>
<entry>7</entry>
<entry></entry>
<entry>D5</entry>
<entry>12</entry>
</row>
<row>
<entry>D6</entry>
<entry>8</entry>
<entry></entry>
<entry>D6</entry>
<entry>13</entry>
</row>
<row>
<entry>D7</entry>
<entry>9</entry>
<entry></entry>
<entry>D7</entry>
<entry>14</entry>
</row>
<row>
<entry>nSEL</entry>
<entry>17</entry>
<entry></entry>
<entry>-</entry>
<entry></entry>
</row>
<row>
<entry>nSTRB</entry>
<entry>1</entry>
<entry></entry>
<entry>RS</entry>
<entry>4</entry>
</row>
<row>
<entry>nLF</entry>
<entry>14</entry>
<entry></entry>
<entry>RW</entry>
<entry>5 (LCD2 - 6) (optional - pull all LCD RW low (*)</entry>
</row>
<row>
<entry>INIT</entry>
<entry>16</entry>
<entry></entry>
<entry>EN</entry>
<entry>6</entry>
</row>
@@ -1065,12 +1148,14 @@ The optional keypad can be connected as follows:
<table id="hd44780-8bit-lcdtime.keypad-mapping">
<title>HD44780: "lcdtime" wiring - keypad</title>
<tgroup cols="3" align="left">
<tgroup cols="4" align="left">
<colspec colname="lpt1"/>
<colspec colname="lpt2"/>
<colspec colname="lpt2" align="right"/>
<colspec colname="base" align="center"/>
<thead>
<row>
<entry namest="lpt1" nameend="lpt2" align="center">printer port</entry>
<entry morerows="1">&lt;-&gt;</entry>
<entry align="center">keypad</entry>
</row>
<row>
@@ -1083,76 +1168,91 @@ The optional keypad can be connected as follows:
<row>
<entry>D0</entry>
<entry>2</entry>
<entry></entry>
<entry>Y0</entry>
</row>
<row>
<entry>D1</entry>
<entry>3</entry>
<entry></entry>
<entry>Y1</entry>
</row>
<row>
<entry>D2</entry>
<entry>4</entry>
<entry></entry>
<entry>Y2</entry>
</row>
<row>
<entry>D3</entry>
<entry>5</entry>
<entry></entry>
<entry>Y3</entry>
</row>
<row>
<entry>D4</entry>
<entry>6</entry>
<entry></entry>
<entry>Y4</entry>
</row>
<row>
<entry>D5</entry>
<entry>7</entry>
<entry></entry>
<entry>Y5</entry>
</row>
<row>
<entry>D6</entry>
<entry>8</entry>
<entry></entry>
<entry>Y6</entry>
</row>
<row>
<entry>D7</entry>
<entry>9</entry>
<entry></entry>
<entry>Y7</entry>
</row>
<row>
<entry>nSTRB</entry>
<entry>1</entry>
<entry></entry>
<entry>Y8</entry>
</row>
<row>
<entry>nSEL</entry>
<entry>17</entry>
<entry></entry>
<entry>Y9</entry>
</row>
<row>
<entry>nACK</entry>
<entry>10</entry>
<entry></entry>
<entry>X0</entry>
</row>
<row>
<entry>BUSY</entry>
<entry>11</entry>
<entry></entry>
<entry>X1</entry>
</row>
<row>
<entry>PAPEREND</entry>
<entry>12</entry>
<entry></entry>
<entry>X2</entry>
</row>
<row>
<entry>SELIN</entry>
<entry>13</entry>
<entry></entry>
<entry>X3</entry>
</row>
<row>
<entry>nFAULT</entry>
<entry>15</entry>
<entry></entry>
<entry>X4</entry>
</row>
</tbody>
@@ -1342,12 +1442,14 @@ serialLpt wiring supports a keypad. The 3 wires version supports
<table id="hd44780-seriallpt-keypad.mapping">
<title>HD44780: Serial LPT - Keypad return lines</title>
<tgroup cols="3" align="left">
<tgroup cols="4" align="left">
<colspec colname="lpt1"/>
<colspec colname="lpt2"/>
<colspec colname="lpt2" align="right"/>
<colspec colname="base" align="center"/>
<thead>
<row>
<entry namest="lpt1" nameend="lpt2" align="center">printer port</entry>
<entry morerows="1">&lt;-&gt;</entry>
<entry align="center">keypad</entry>
</row>
<row>
@@ -1360,26 +1462,31 @@ serialLpt wiring supports a keypad. The 3 wires version supports
<row>
<entry>nACK</entry>
<entry>10</entry>
<entry></entry>
<entry>X0</entry>
</row>
<row>
<entry>BUSY</entry>
<entry>11</entry>
<entry></entry>
<entry>X1</entry>
</row>
<row>
<entry>PAPEREND</entry>
<entry>12</entry>
<entry></entry>
<entry>X2</entry>
</row>
<row>
<entry>SELIN</entry>
<entry>13</entry>
<entry></entry>
<entry>X3</entry>
</row>
<row>
<entry>nFAULT</entry>
<entry>15</entry>
<entry></entry>
<entry>X4</entry>
</row>
</tbody>