Search found 96 matches

by arunbm123
Tue Jun 04, 2019 10:20 am
Forum: General Discussion
Topic: 2d Array and pointers
Replies: 2
Views: 1592

2d Array and pointers

hello friends, please find a simple test Code. I defined 2D array and passing it to show function. I am not understanding why I am getting Warning.. Anyone kindly enlighten me... warning: passing argument 1 of 'show' from incompatible pointer type note: expected 'int *' but argument is of type 'int ...
by arunbm123
Wed May 22, 2019 7:07 am
Forum: General Discussion
Topic: SPI Master spi_transaction_t
Replies: 3
Views: 2064

Re: SPI Master spi_transaction_t

ok hi, I am using SPI to Send data to MAX7219 LED MATRIX I am not understanding whats going wrong...kindly help void app_main() { esp_err_t ret; spi_bus_config_t busconfig={ .miso_io_num=PIN_NUM_MISO, .mosi_io_num=PIN_NUM_MOSI, .sclk_io_num=PIN_NUM_CLK, .quadwp_io_num=-1, .quadhd_io_num=-1, .max_tra...
by arunbm123
Wed May 22, 2019 3:18 am
Forum: General Discussion
Topic: SPI Master spi_transaction_t
Replies: 3
Views: 2064

SPI Master spi_transaction_t

hi friends

Please can any one explain memebers of struct spi_transaction_t

uint16_t cmd
uint64_t addr


I know they are command and address...but address of what ? is it address of peripheral ??

Kindly explain
Thanks
by arunbm123
Sat May 18, 2019 8:47 am
Forum: General Discussion
Topic: esp8266
Replies: 0
Views: 970

esp8266

hi,

I want to use esp8266 in a project..
Can I use the same esp32 eclipse setup on windows?
by arunbm123
Tue Apr 30, 2019 1:39 pm
Forum: General Discussion
Topic: Casing box for devKit
Replies: 0
Views: 719

Casing box for devKit

hello

I want Casing Box for esp32 DevKit for realising my product to my customer.
Any one designed Casing for devkit ?
by arunbm123
Mon Apr 29, 2019 5:34 am
Forum: General Discussion
Topic: JTAG Debugger
Replies: 5
Views: 2253

Re: JTAG Debugger

It will, but that's not the best choice. An FT2232H based JTAG adapter will work much faster.
For this which interface to use ?
by arunbm123
Mon Apr 29, 2019 4:48 am
Forum: General Discussion
Topic: JTAG Debugger
Replies: 5
Views: 2253

Re: JTAG Debugger

dear ESP_igrr,

OK... But which Interface file in openocd\scripts\interface\ftdi
should I use ?
by arunbm123
Mon Apr 29, 2019 4:41 am
Forum: General Discussion
Topic: JTAG Debugger
Replies: 5
Views: 2253

JTAG Debugger

hello all,

Please check this link..will this debugger work with esp32

https://www.alibaba.com/product-detail/ ... 6f5eTYXXAE
by arunbm123
Sat Apr 27, 2019 1:56 pm
Forum: General Discussion
Topic: OLED LCD Display SSD1306 FONT
Replies: 0
Views: 1073

OLED LCD Display SSD1306 FONT

hello all,

I am using 128x32 IIC I2C Blue OLED LCD Display SSD1306 Driver DC 3.3V 5V Module

I am using font which I found at
https://github.com/yanbe/ssd1306-esp-id ... x8_basic.h

The font is very very small and unreadable.

Please help me with good readable font ?
by arunbm123
Sat Apr 27, 2019 7:55 am
Forum: General Discussion
Topic: factory app
Replies: 2
Views: 1377

Re: factory app

strange so many programmers in forums
No one know what is meant by factory app

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