{"id":77764,"date":"2024-04-01T14:00:31","date_gmt":"2024-04-01T12:00:31","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/?p=77764"},"modified":"2026-04-08T10:59:42","modified_gmt":"2026-04-08T08:59:42","slug":"ch341a-what-is-it-specifications-diagram-price-and-reviews","status":"publish","type":"post","link":"https:\/\/botland.store\/blog\/ch341a-what-is-it-specifications-diagram-price-and-reviews\/","title":{"rendered":"ch341a &#8211; What is it? Specifications, diagram, price and reviews"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading time:<\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"77764\" class=\"elementor elementor-77764 elementor-73351\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-60f9a2b9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"60f9a2b9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-12ed3ca6\" data-id=\"12ed3ca6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3e54bef elementor-widget elementor-widget-text-editor\" data-id=\"3e54bef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>People involved in hobby electronics are familiar with programmers for working with various memory chips, creating projects with microcontrollers and developing their skills. For programmers and hackers, <strong>memory programmers<\/strong> are a tool for modifying software and exploring various aspects of memory chips. Memory programmers are used to back up important data or restore memory contents in case of loss. They are key to better understanding the possibilities in the field of microelectronics.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a70daba elementor-widget elementor-widget-heading\" data-id=\"a70daba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What is a memory programmer?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-20dd134 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"20dd134\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-f27a356\" data-id=\"f27a356\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e8ee9a4 elementor-widget elementor-widget-text-editor\" data-id=\"e8ee9a4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/botland.com.pl\/131-programatory\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"><br \/>\n  <strong>Memory programmer<\/strong><br \/>\n<\/a> is a device or tool used to write, read, erase, and program various types of memory, such as <strong>Flash, EEPROM, EPROM, or RAM<\/strong>. Memory programmers are widely used in electronics, computer science and other fields where it is necessary to program or configure microcontrollers, microprocessors, FPGAs (Field-Programmable Gate Arrays), and other components.<\/p>\n<p>Memory programmers can thus be found in electronics manufacturing, electronic repair, hobby projects, research and development, and many other applications where electronic memory needs to be managed and configured.<\/p>\n<p>There are many different types of memory programmers that support different types of memory and communication protocols, so it is important to choose the right programmer for your specific task.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-c866077\" data-id=\"c866077\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3a0c1d6 elementor-widget elementor-widget-image\" data-id=\"3a0c1d6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2024\/03\/01317_1_kwadrat.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"01317_1_kwadrat\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6Nzc3NTgsInVybCI6Imh0dHBzOlwvXC9ib3RsYW5kLnN0b3JlXC9ibG9nXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI0XC8wM1wvMDEzMTdfMV9rd2FkcmF0LmpwZyJ9\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/botland.store\/blog\/wp-content\/uploads\/2024\/03\/01317_1_kwadrat-1024x1024.jpg\" class=\"attachment-large size-large wp-image-77758\" alt=\"\" srcset=\"https:\/\/botland.store\/blog\/wp-content\/uploads\/2024\/03\/01317_1_kwadrat-1024x1024.jpg 1024w, https:\/\/botland.store\/blog\/wp-content\/uploads\/2024\/03\/01317_1_kwadrat-300x300.jpg 300w, https:\/\/botland.store\/blog\/wp-content\/uploads\/2024\/03\/01317_1_kwadrat-768x768.jpg 768w, https:\/\/botland.store\/blog\/wp-content\/uploads\/2024\/03\/01317_1_kwadrat.jpg 1080w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">USBasp ISP-compatible AVR 2 programmer.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ef9dd7 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"7ef9dd7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.com.pl\/programatory\/1317-programator-avr-2-zgodny-z-usbasp-isp-5904422365387.html\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">CHECK<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-ce1d0ef elementor-widget elementor-widget-spacer\" data-id=\"ce1d0ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f1c0728 elementor-widget elementor-widget-heading\" data-id=\"f1c0728\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Memory programmers - CH341A devices<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d09f3bd elementor-widget elementor-widget-text-editor\" data-id=\"d09f3bd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The <strong>CH341A<\/strong> is a USB interface chip that can emulate UART communication widely used in electronics and microcontrollers&#8217; communication with other devices such as sensors, GPS modules, displays or computers, standard parallel port, memory parallel port and synchronous serial port (I2C, SPI).<\/p>\n<p>  We can use <strong> the CH314A programmer<\/strong> to program Flash memory, such as BIOS memory in computers, EEPROM memory and other types of memory in electronic devices. Its potential uses include repairing motherboards, restoring BIOS memory contents or changing software. Typically, programmers are connected to a computer via a USB port. You need to connect the programmer to the appropriate pins on the memory you want to program, and then use the software to transfer the data.<\/p>\n<p>Software that manages read and write operations may vary depending on the hardware vendor. It is worth remembering that programming Flash memory or EEPROM can be risky, as incorrect operations can cause errors in the operation of devices. That&#8217;s why it&#8217;s important to follow the instructions carefully and avoid experimenting if you&#8217;re not sure what you&#8217;re doing.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e727435 elementor-widget elementor-widget-heading\" data-id=\"e727435\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Construction of the memory programmer<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a4bb7b0 elementor-widget elementor-widget-text-editor\" data-id=\"a4bb7b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Evaluating information on the web is rather problematic, as you can find many sources, both reliable and less reliable on the subject of budget programmers. However, universal elements can be distinguished. We already know that <a href=\"https:\/\/botland.com.pl\/131-programatory\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"><strong>memory programmer<\/strong> <\/a>is usually connected to a computer via a USB port or other communication interface. This enables communication between the programmer and the computer, which is used to control the entire programming operation.<\/p>\n<p><strong>The memory slot or connector<\/strong> is where you insert the memory you want to program. Support means different types of sockets or connectors depending on the types supported. The electronics that control the programming, reading and erasing operation are based on a microcontroller or a specialized chip for this purpose. The power source is provided by a USB port, and otherwise by an external power supply.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-caed06f elementor-widget elementor-widget-heading\" data-id=\"caed06f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">CH314A Programmer's Manual<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b1b85d elementor-widget elementor-widget-text-editor\" data-id=\"4b1b85d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Connect <a href=\"https:\/\/botland.com.pl\/131-programatory\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"><br \/>\n  <strong>programmer<\/strong><br \/>\n<\/a> USB. Run the downloaded software. The next step is to <a href=\"https:\/\/www.driverscape.com\/download\/usb-serial-ch341a\" data-wpel-link=\"external\" target=\"_blank\" rel=\"nofollow external noopener noreferrer\">install the drivers<\/a>. After launching the CH314A programmer software, we select the memory we are working with from a side menu that allows us to navigate by type, model and manufacturer. We have command icons available:<\/p>\n<ul style=\"font-size: 16px; background-color: #ffffff;\">\n<li style=\"font-size: 16px;\">Open &#8211; open a *.bin or *.hex file from a location on the hard disk.<\/li>\n<li style=\"font-size: 16px;\">Save &#8211; save the program buffer to the specified location on the hard disk.<\/li>\n<li style=\"font-size: 16px;\">Fill &#8211; filling the buffer with the set constant value.<\/li>\n<li style=\"font-size: 16px;\">Swap &#8211; swap bits in the buffer.<\/li>\n<li style=\"font-size: 16px;\">Auto &#8211; execution of a sequence of predefined commands.<\/li>\n<li style=\"font-size: 16px;\">Blank &#8211; checking whether the chip is erased (&#8220;clean)&#8221;; whether the memory is written with the value FF.<\/li>\n<li style=\"font-size: 16px;\">Read &#8211; reading the contents of memory into the buffer.<\/li>\n<li style=\"font-size: 16px;\">Program &#8211; uploading the contents of the program buffer to memory.<\/li>\n<li style=\"font-size: 16px;\">Verify &#8211; comparing the contents of the program buffer with the contents of memory.<\/li>\n<li style=\"font-size: 16px;\">Erase &#8211; deletes the contents of the memory.<\/li>\n<li style=\"font-size: 16px;\">Exit &#8211; exit from the program.<\/li>\n<\/ul>\n<p>Here it is possible to edit records and program using the Program option. The program buffer in the computer and the layout will be verified. Used in this way, you can use the programmer, among other things. for reading and restoring memory contents, updating device firmware, repairing by troubleshooting memory, copying data between memories, experimenting with memories for research purposes, testing and diagnosing faulty electronic devices, or carrying out hobby projects using microcontrollers and EEPROMs.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Storage of settings and configurations, programs, firmware&#8230; Wherever they occur, serial memories often come to the rescue. Today, the CH341A programmer is equally popular for EEPROM, Flash EEPROM, SPI and I2C operation.  <\/p>\n","protected":false},"author":22,"featured_media":77770,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7,179,21],"tags":[],"class_list":["post-77764","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-elektronika","category-kompendium","category-programowanie"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ch341a - What is it? 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