RS232 to TTL/ parent serial port to TTL/ serial port module/brush board MAX3232 chip
Category: Smart Power Module
Description: RS232 to TTL/ parent serial port to TTL/ serial port module/brush board MAX3232 chip
Price range ($)
0.44983 0.44983
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RS232 to TTL/ parent serial port to TTL/ serial port module/brush board MAX3232 chip
RS232 to TTL/ parent serial port to TTL/ serial port module/brush board MAX3232 chip has several brands around the world that may have alternate names for RS232 to TTL/ parent serial port to TTL/ serial port module/brush board MAX3232 chip due to regional differences or acquisition. RS232 to TTL/ parent serial port to TTL/ serial port module/brush board MAX3232 chip may also be known as the following names:
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Description
NEW |
China 2020 |
RS232 to TTL/ parent serial port to TTL/ serial port module/brush board MAX3232 chip |
≥1: US $0.44983 US $0.42284
More:
Inquiry
|
This product is widely used in radio modification, mobile phone swiping machine, XBOX360 swiping machine, GPS, car detection, DVD swiping machine, hard disk repair, set-top box upgrade.
Can be used for writing single-chip microcomputer type:
On STC microcontroller
STM32 microcontroller
NXP microcontroller
Renesas microcontroller
NEC MCU
Communication chip: domestic MAX3232
Working voltage: 3.3V-5.5V
Interface: TX RX VCC GND
Shipping list:
1 RS232 to TTL plate (female head)
Note: The chip is the domestic MAX3232 chip, some buyers find the incompatibility problem after purchase, please confirm whether the chip is compatible with your own system before purchase, so as to avoid buying wrong, thank you for your cooperation!
Summary of buyers' problems (we will list all problems after buyers' purchase for future buyers' reference. We believe that failure cases are more beneficial to buyers than success cases) :
1 Lenovo notebook + serial port panel (MAX3232) + USB to serial port cable (340 driver) Download STC89C52 not working; Lenovo desktop + serial port small board (MAX3232) + USB to serial port line (340 driver) download STC89C52 can be used normally; After that, replace the MAX3232 chip with max232 Lenovo notebook + Serial port small plate (MAX232) + USB to serial port line (340 driver) to download STC89C52, which can be downloaded normally
Preliminary conclusion: Max3232 may be incompatible with some laptops after transferring from USB to serial cable. Buyers in a similar situation can choose a suitable serial port chip according to the above test results.
2. The working voltage of Samsung 2440 development board + MAX3232 serial port small board is 3.3V, and the communication is abnormal. After that, the voltage is raised to 3.8V and works normally.
In view of the problems that buyers often care about, our shop has made a summary, which can be summarized as the following points. Please read it patiently:
1. Does the small board support Win7 system?
A: RS232 to TTL small board support win7 system, the shop provides the board has directly under the win7 test through.
3. Why didn't your little board respond online?
Answer: above all this shop assures every small board to pass test no problem just deliver goods, the small board that shopkeeper asks the customer to be introduced after receiving small board strictly by this shop tests method to test first, affirm no problem undertakes brush machine again. "Why online did not respond" is basically a novice question, involving the port (COM port) Settings, port selection, software parameter Settings, the correctness of the data and the quality of the machine, please the buyer first patience to find the reason.
This module can be used to upgrade DVD/ router/hard disk and other devices. We only guarantee that the module can be used for serial communication, and do not provide the relevant instruction of swiping machine! No technical support is provided.
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Freight calculation
Express:(FEDEX, UPS, DHL, TNT)Free shipping on first 0.5kg for orders over 200$,Overweight will be charged separately
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