Corrected HD44780 driver serialLpt documentation.

This commit is contained in:
robijn
2003-03-26 00:20:30 +00:00
parent c2d3e7e035
commit 82d355982c
+38 -38
View File
@@ -798,23 +798,23 @@ GND to pin 8 of the IC.
-----------
| 4094 |
5V | shift reg | display
O | | /keys
| 1| |3
+----|STR Q0|---------------------o 7 D0
| | |4 /Y0
Data | 2| Q1|---------------------o 8 D1
D3 5 o---------------------------|D |5 /Y1
| | Q2|---------------------o 9 D2
| 3|CK |6 /Y2
D4 6 o---------------------------| Q3|---------------------o 10 D3
| | |10 /Y3
| 15| Q4|---------------------o Y4
+----|OE |11
| Q5|---------------------o 4 RS
| |12 /Y5
| Q6|---------------------o Y6
| |13
| Q7|---------------------o Y7
O | | keys
| 1| |4
+----|STR Q0|--------------------o 11 D4 Y0
| | |5
Data | 2| Q1|--------------------o 12 D5 Y1
D3 5 o-------------------------|D |6
| | Q2|--------------------o 13 D6 Y2
| 3| |7
D4 6 o-------------------------|CK Q3|--------------------o 14 D7 Y3
| | |14
| 15| Q4|--------------------o Y4
+----|OE |13
| Q5|--------------------o 4 RS Y5
| |12
| Q6|--------------------o Y6
| |11
| Q7|--------------------o Y7
| |9
| QS|-- +--o 5 RW
| __|10 |
@@ -823,13 +823,13 @@ GND to pin 8 of the IC.
-----------
D2 4 o-------------------------------------------------------------o 6 EN
D2 4 o----------------------------------------------------------o 6 EN
D7 9 o-------------------------------------------------------------o 6 EN2
D7 9 o----------------------------------------------------------o 6 EN2
(2nd LCD)
5V O-----+--------+----------------------------------+-----o 2 VCC
5V O-----+--------+-------------------------------+-----o 2 VCC
| | |
| | |
|100n O 16 .-.
@@ -837,7 +837,7 @@ GND to pin 8 of the IC.
--- O 8 | |10k
| | '-'
GND | | |
18..25 o-----------+--------+--------------------------+-------+-----o 1 GND
18..25 o-----------+--------+-----------------------+-------+-----o 1 GND
|
=== GND
@@ -859,21 +859,21 @@ complex. If you do not understand the schematic, do not build it.
-----------
| 74HCT164 |
| shift reg | display
| | /keys
| | keys
Data 1| |3
D3 5 o-----------------------+---|D Q0|---------------------o 7 D0
| | |4 /Y0
| 2| Q1|---------------------o 8 D1
+---|D |5 /Y1
| Q2|---------------------o 9 D2
| |6 /Y2
| Q3|---------------------o 10 D3
| |10 /Y3
Clock 8| Q4|---------------------o Y4
D4 6 o---------------------------|CK |11
| Q5|---------------------o 4 RS
___ 9|\ 8 9|_ |12 /Y5
+--|___|--+----| >o----|R Q6|---------------------o Y6
D3 5 o---------------------+---|D Q0|--------------------o 11 D4 Y0
| | |4
| 2| Q1|--------------------o 12 D5 Y1
+---|D |5
| Q2|--------------------o 13 D6 Y2
| |6
| Q3|--------------------o 14 D7 Y3
| |10
Clock 8| Q4|--------------------o Y4
D4 6 o-------------------------|CK |11
| Q5|--------------------o 4 RS Y5
___ 9|\ 8 9|_ |12
+--|___|--+----| >o----|R Q6|--------------------o Y6
| 22k | |/ | |13
| --- IC1 | Q7|---+ +--o 5 RW
| --- | | | 5V |
@@ -884,7 +884,7 @@ complex. If you do not understand the schematic, do not build it.
+--------------------------------------+ | |
| '-'
| ___ 11|\ 10 | 5|\ 6
+--|___|--+----| >o-------------------||----+-----| >o---o 6 EN
+--|___|--+----| >o-------------------||-----+----| >o--o 6 EN
22k | |/ 22p |/
--- IC1 IC1
---
@@ -893,7 +893,7 @@ complex. If you do not understand the schematic, do not build it.
===
5V O--+-------+------+------+------------------------+-----o 2 VCC
5V O--+-------+------+------+-----------------------+-----o 2 VCC
| | | | 13|\ 12 |
| | | +---| >o- |
|100n O 14 O 14 |/ .-.
@@ -901,7 +901,7 @@ complex. If you do not understand the schematic, do not build it.
--- O 7 O 7 1|\ 2 3|\ 4 | |10k
| | | +--| >o- +--| >o- '-'
GND | | | | |/ | |/ |
18..25 o--------+-------+------+-------+----------+-----+------+-----o 1 GND
18..25 o------+-------+------+-------+----------+-----+-----+-----o 1 GND
|
=== GND