[How enable ads7846]

Hi

How I can enable driver for ads7846 in MUX3 mode while booting?

Try many times - change bin and another files, but no successfully

 

 

[How enable ads7846]

Got Orange Pi Plus 2 and LCD 5"monitor Waveshare.
Use armbian OS 5.14 on Debian Jessie 3.4.112.
All good with 800x480 resolution, but still cant use touchscreen.
Will be happy if you help me with it:
Monitor got interface

 

1, 17        3.3V        Power positive (3.3V power input)

2, 4          5V           Power positive (5V power input)

3, 5, 7, 8, 10, 11, 12, 13, 15, 16, 18, 24   NC    NC

6, 9, 14, 20, 25       GND      Ground

19           TP_SI      SPI data input of Touch Panel

21           TP_SO    SPI data output of Touch Panel

22           TP_IRQ   Touch Panel interrupt, low level while the Touch Panel detects touching

23           TP_SCK  SPI clock of Touch Panel

26           TP_CS    Touch Panel chip selection, low active

 

Connect it to
PIN LCD                          PIN OpiPlus2
1                                             1
17                                            17
2                                             2
4                                             4
6                                             6
9                                             9
14                                           14
20                                           20
25                                           25
19                                           19
21                                            21
22                                            22
23                                            23
26                                            26

Make next changes to script.bin:
[spi0]
spi_used = 1
spi_cs_bitmap = 1
spi_mosi = port:PC00<3><default><default><default>
spi_miso = port:PC01<3><default><default><default>
spi_sclk = port:PC02<3><default><default><default>
spi_cs0 = port:PA21<1><1><default><default>

[spi1]
spi_used = 0
spi_cs_bitmap = 1
spi_cs0 = port:PA13<2><1><default><default>
spi_sclk = port:PA14<2><default><default><default>
spi_mosi = port:PA15<2><default><default><default>
spi_miso = port:PA16<2><default><default><default>

[spi_devices]
spi_dev_num = 1

[spi_board0]
modalias = "ads7846"
max_speed_hz = 1500000
bus_num = 0
chip_select = 0
mode = 0
full_duplex = 1
manual_cs = 0

[uart2]
uart_used = 0
uart_port = 2
uart_type = 4
uart_tx = port:PA00<2><1><default><default>
uart_rx = port:PA01<2><1><default><default>
uart_rts = port:PA02<2><1><default><default>
uart_cts = port:PA03<2><1><default><default>

BUT TOUCHSCREEN STILL DONT WORK !!!
Please help me.
 

[Please add new hardware]

• ok, thx

[Please add new hardware]

Try use it but no success:( Can you explain step by step what I must do for use it?

[Please add new hardware]

For now - armbian is best OS for Orange Pi Plus 2. I try connect touchscreen Waveshare 5" LCD Ver.2 trough GPIO but no success:( If it possible, please, add driver for ADS7843 Touchscreen in next patch. Sorry, cant do it himself:(

[5inch HDMI screen on Orange PI One.]

You can get any resolution trough edit script.bin. Must decode it to script.fex then edit and then coded it back to script.bin.

I can got any resolutions but still cant enable touchscreen on it If you know how enable touchscreen - help me please!

[Orange PI 2 Plus and GPIO]

_{thx, a lot info for programmers, but not for preparing system} 

[Orange PI 2 Plus and GPIO]

I want do it trough changing orangepiplus.fex in [gpio_para]
gpio_used = 1
gpio_num = 19
gpio_pin_1 = port:PA06<1><default><default><0>
gpio_pin_2 = port:PA13<1><default><default><0>....

 

and then back to *.bin

[WiringOP sudo su with orange pi plus 2]

Hi XWalter!

I got Orange Pi Plus 2 and Waveshare 5inch LCD. I found how I can chnge resolution to 800x480 but I still cant enable touchscreen:( I wiil be glad if you can help me with it! I see that you are profi with GPIO. OS:armbian

Interface LCD:

 

PIN NO.

SYMBOL

DESCRIPTION

1, 17

3.3V

Power positive (3.3V power input)

2, 4

5V

Power positive (5V power input)

3, 5, 7, 8, 10, 11, 12, 13, 15, 16, 18, 24

NC

NC

6, 9, 14, 20, 25

GND

Ground

19

TP_SI

SPI data input of Touch Panel

21

TP_SO

SPI data output of Touch Panel

22

TP_IRQ

Touch Panel interrupt, low level while the Touch Panel detects touching

23

TP_SCK

SPI clock of Touch Panel

26

TP_CS

Touch Panel chip selection, low active

 

now when I ask - ls /sys/class/gpio_sw/ I got:

PA1   PA13   PA2   PA3   PA7   PA9   PC7   PG6   PG8

PA10 PA13   PA21 PA6   PA8   PC4   PD14 PG7   PG9

 

Please help me!!!!

[OrangePi Plus 2 and Waveshare touchscreen 5"]

Someone can help me with detail instruction: how I can enable touchscreen trough gpio on OrangePi Plus 2.

Screen setup to 800x480 but cant enable touch, because I am beginner.