[FrontPage] [TitleIndex] [WordIndex

Adafruit PermaProto Pi Small-size Breadboard

undercon.png

P1050812cs.JPG

P1050813cs.JPG

Low-voltage Interface Module

Schematic:

LowVoltageInterfaces.jpg

Build Steps #1:

P1060369cs.JPG

P1060370rcs.JPG

P1060371rcs.JPG

P1060372rcs.JPG

P1060373rcs.JPG

P1060374rcs.JPG

P1060375cs.JPG

P1060376rcs.JPG

P1060377cs.JPG

P1060378rcs.JPG

P1060379rrcs.JPG

Quick Test of Serial Interface:

P1060381rcs.JPG

P3BPlusSerial#1.png

P3BPlusSerial#2.png

P3BPlusSerial#3.png

Build Steps #2:

P1060404cs.JPG

P1060405rcs.JPG

P1060406cs.JPG

P1060407cs.JPG

P1060408rcs.JPG

P1060409rcs.JPG

Quick Test of 3V3 I2C Interface:

P1060413rrcs.JPG

P1060411rcs.JPG

Build Steps #3:

P1060421rcs.JPG

P1060422cs.JPG

P1060423cs.JPG

P1060424rcs.JPG

Testing the SPI GLCD (5110) Interface:

P1060425rs.JPG

P1060426rs.JPG

P1060427rs.JPG

P1060457rcs.JPG

P1060460rsa.JPG

P1060461rsa.JPG

pi@raspiP3Bplus18:~/i2c_spi_chips-0.0 $ ./src/spi_glcdV2A_demo
spi_glcdV2A_demo.c Version 0.02 {Exp}, [09/06/2018], (c) F_Trevor_Gowen
                <--| Package i2c_spi_chips_0.0 |-->
Usage spi_glcdV2A_demo  [Options]
Options: -a arg_filename[.arg],
         -xpm xpm_filename[.xpm] (for 48x84 rotated graphic),
         -CEn {use CEn (/dev/spidev0.n) - n=0|1},
         -E   {Echo command-line arguments},
         -backlight on|off, 
         -IG  {Initialise gpio's & Gpio readall},
         -CH  {Clear and return Home},
         -inverse {INVERSE display},
         -normal  {NORMAL display - default},
         -RI  {Reset & Initialise display},
         -SCn {Set Contrast level n, 0<=n<=8},
         -WFT {Write direct Font data Test},
         -WGT {Write Graphics image data Test},
         -WMT {Write Message Test},
         -Q  {Quiet - default},
         -V  {Verbose},
         -X  {eXecute demonstration}

pi@raspiP3Bplus18:~/i2c_spi_chips-0.0 $ ./src/spi_glcdV2A_demo -IG -X
spi_glcdV2A_demo.c Version 0.02 {Exp}, [09/06/2018], (c) F_Trevor_Gowen
                <--| Package i2c_spi_chips_0.0 |-->
<spi_glcdV2A_demo.arg>  fopen: No such file or directory
spi_glcdV2A_demo.arg not found
pcd8544 chip status:
SPI_DEV  /dev/spidev0.0
RST GPIO 27
DC  GPIO 17
BL  GPIO 22
DCVAL    0x00
NAME     Nokia5110V2
pcd8544 colpix store status:
First column bytes ...
0x00 0xff 0x00 0xff 0x00 0xff
Last column bytes ...
0xff 0x00 0xff 0x00 0xff 0x00
 +-----+-----+---------+------+---+---Pi 3+--+---+------+---------+-----+-----+
 | BCM | wPi |   Name  | Mode | V | Physical | V | Mode | Name    | wPi | BCM |
 +-----+-----+---------+------+---+----++----+---+------+---------+-----+-----+
 |     |     |    3.3v |      |   |  1 || 2  |   |      | 5v      |     |     |
 |   2 |   8 |   SDA.1 | ALT0 | 1 |  3 || 4  |   |      | 5v      |     |     |
 |   3 |   9 |   SCL.1 | ALT0 | 1 |  5 || 6  |   |      | 0v      |     |     |
 |   4 |   7 | GPIO. 7 |   IN | 1 |  7 || 8  | 1 | ALT5 | TxD     | 15  | 14  |
 |     |     |      0v |      |   |  9 || 10 | 1 | ALT5 | RxD     | 16  | 15  |
 |  17 |   0 | GPIO. 0 |  OUT | 0 | 11 || 12 | 0 | IN   | GPIO. 1 | 1   | 18  |
 |  27 |   2 | GPIO. 2 |  OUT | 1 | 13 || 14 |   |      | 0v      |     |     |
 |  22 |   3 | GPIO. 3 |  OUT | 0 | 15 || 16 | 0 | IN   | GPIO. 4 | 4   | 23  |
 |     |     |    3.3v |      |   | 17 || 18 | 0 | IN   | GPIO. 5 | 5   | 24  |
 |  10 |  12 |    MOSI | ALT0 | 0 | 19 || 20 |   |      | 0v      |     |     |
 |   9 |  13 |    MISO | ALT0 | 0 | 21 || 22 | 0 | IN   | GPIO. 6 | 6   | 25  |
 |  11 |  14 |    SCLK | ALT0 | 0 | 23 || 24 | 1 | OUT  | CE0     | 10  | 8   |
 |     |     |      0v |      |   | 25 || 26 | 1 | OUT  | CE1     | 11  | 7   |
 |   0 |  30 |   SDA.0 |   IN | 1 | 27 || 28 | 1 | IN   | SCL.0   | 31  | 1   |
 |   5 |  21 | GPIO.21 |   IN | 1 | 29 || 30 |   |      | 0v      |     |     |
 |   6 |  22 | GPIO.22 |   IN | 1 | 31 || 32 | 0 | IN   | GPIO.26 | 26  | 12  |
 |  13 |  23 | GPIO.23 |   IN | 0 | 33 || 34 |   |      | 0v      |     |     |
 |  19 |  24 | GPIO.24 |   IN | 0 | 35 || 36 | 0 | IN   | GPIO.27 | 27  | 16  |
 |  26 |  25 | GPIO.25 |   IN | 0 | 37 || 38 | 0 | IN   | GPIO.28 | 28  | 20  |
 |     |     |      0v |      |   | 39 || 40 | 0 | IN   | GPIO.29 | 29  | 21  |
 +-----+-----+---------+------+---+----++----+---+------+---------+-----+-----+
 | BCM | wPi |   Name  | Mode | V | Physical | V | Mode | Name    | wPi | BCM |
 +-----+-----+---------+------+---+---Pi 3+--+---+------+---------+-----+-----+

Alternative Schematic:

LowVoltageInterfacesV2.jpg

Build Steps #1:

P1060450cs.JPG

P1060451rcs.JPG

P1060452rcs.JPG

P1060453rcs.JPG

P1060454rcs.JPG

P1060455rcs.JPG

P1060456rcs.JPG

P1060458cs.JPG

P1060459rcs.JPG



2018-06-16 20:20