Part Number: ADS7845 Other Parts Discussed in Thread: ADS7846 Hi, we are using an ADS7845 touch screen controller in our NXP iMX8MP board. We are using Linux kernel version 5.15 with the in-tree ads7846 driver (which supports ADS7845 as well). Driver source…
Part Number: ADS7845 Hi team,
Is there any example driver code for ADS7845 based on C code?
Also, do you know if TI has any tools or GUI able to write ADS7845 C driver code through ADS7845 SPI interface?
Thanks and best regards
Yunjing
Hi Aaron,
I have set X-max and Y-max to 4096*4096 or 1024*768.But it still does not work.
I saw the printy info " "external vREF for ADS7845 not spectified." when linux start, like below pic.
And I add below info "ti,vref-mv = <®_3p3v…
Part Number: ADS7845 Touchscreen: FTAS00-10.4A-5 (5-wire)
TS Controller: ADS7845 on the TI ADS7845 Eval Kit
Input Voltage: 3.3V
VREF is N/C to allow for Differential (no jumpers on JMP1)
wiring from Touchscreen to header on Eval Kit triple checked.
Generally…
Part Number: TI-API Other Parts Discussed in Thread: ADS7845 Dear Sir or Medam,
we are using the Order API in our suppy chain tool MiG (we are the developers of this tool) and we are currently testing all the implemented API's. Therefore we were searching…
Part Number: ADS7845 Hi experts,
We are testing our ADS7845, but we found the datasheet mentioned: the DOUT will be 12bit all High when the panel be touched. datasheet Page 12.
But during the test in customer's board, we found the MSB 11bit is all high…
Hello Aditya,
You can find the documentation for the device tree node here:
ti-processor-sdk-linux-am62xx-evm-09.01.00.08/board-support/ti-linux-kernel-6.1.46+gitAUTOINC+247b2535b2-g247b2535b2/Documentation/devicetree/bindings$ grep -r TSC2046
input…
Part Number: ADS7845 Tool/software: Linux Hello,
We are designing a 5 wire touch interface to our sitara processor using ad7845, need to clarify the below:
1) what should be connected to the "WIPER" pin id AD7845? whats its functionality, is it used in…
Other Parts Discussed in Thread: ADS7845 I am currently working with the ADS7845 5-Wire Touch Controller and I have a questions regarding the functionality of the device.
When I send the following command, 0xE0 (A2 = 1 A1 = 1 and A0 = 0), which indicates…