Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [cp2102]

The CP2102 is a highly-integrated USB-to-UART Bridge Controller providing a simple solution for updating RS-232 designs to USB using a minimum of components and PCB space.

1
vote
1answer
80 views

ESP-WROOM-32 layout USB-UART

I want my layout will include female headers to connect CP2102 MICRO USB to UART TTL Module 6Pin so I could just 'stick' it to my PCB while uploading the code. The 5V for the ESP will be supply from ...
0
votes
1answer
63 views

CP2102N Short Between D+ and D-

I am measuring a short between the D+ and D- lines between the USB micro connector and USB to UART chip (CP2102N). However by looking at the photos, there doesn't appear to be a short. Should I assume ...
0
votes
1answer
68 views

5V USB and 110VAC proper procedure?

My apologies in advance if this has already been asked I have a MCU (esp8266 or esp32) which will primarily live off mains power with transformer 110VAC -> DC 3.3V Occasionally USB is plugged into ...
0
votes
1answer
615 views

USART not working with CP2102 adapter and STM32F1 Blue Pill board

Having programmed 8-bit AVR MCU's, I bought Blue Pill STM32F103C8 dev board from ebay. It has 8MHz external crystal and I program it with ST-Link on Mac. I saw a lot of options like HAL, etc, but I ...
0
votes
2answers
1k views

Upgrading firmware of SIM800C

My SIM800C, feeded directly from a 4.0V Li-ion battery (or once, from a Delta bench PSU) through a 1500 µF capacitor, instantly turns off when it wants to join to my 2G+ European network (e.g. in <...
0
votes
1answer
115 views

Issue in CP2102 Breakout module interface with PIC16F877a microcontroller

How to make pin connection between PIC16F877a and CP2102 Breakout module? below is what i am using now with many pins(confusing). what are the pins should connect with the PIC microcontroller for ...
0
votes
1answer
249 views

WiFi ESP8266 ESP-07 adapter role

I'm confused about the role of the Let's assume that I want to use it along with a and I want to flash it with . The adapter should be used with both CP2102 and the relay or just with the relay?...
1
vote
0answers
185 views

CP2108 with level converter txb0108 - UART communication TTL and LVTTL

My project uses four different modems (one 3v3 LVTTL(?) and three 5v TTL) for AT communication. Each modem has a UART interface (TTL compatible). For my application, i chose the CP2108 to ...
0
votes
1answer
3k views

Flashing Hex File to AT89C51

I have a USB to Serial breakout which has CP2102 and MAX232 chips on it. I wrote a program in Keil and generated the Hex File. How do I flash this hex file onto the AT89C51 (which is also another ...
1
vote
1answer
332 views

May I connect two voltage sources together if they are aprox. the same voltage? (CP2102)

I am making a circuit in which I have two voltage sources of 3.3V: - First is AMS1117-3.3V voltage regulator. According to datasheet, its output voltage is typical 3.3V, but could be as low as 3.2V ...
1
vote
1answer
1k views

How to connect with and use a USART to USB converter (CP2102 by Silabs)?

I figured since this is a very specific problem with a hardware device that many on SuperUser might not be familiar with, I would try posting here. I searched around on the net a bit and found a ...
2
votes
1answer
2k views

How does the Arduino do serial communication with a PC?

I am trying to develop a program such that I am able to communicate over USB to a PC. I have developed a usart library that I can use for such a purpose, but the problem in-lies with the conversion to ...