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STC8H Series Manual
1 Select the MCU model;
2 Select the number of pins. When the chip is directly installed on the U8W to download, be sure to select the correct
number of pins, otherwise the download will fail;
3 Select the serial port number corresponding to U8W;
4 Open the target file (HEX format or BIN format);
5 Set the hardware options;
6 Click the "Download/Program" button to start burning;
7The step information of the programming process is displayed, and the message "Completed!" is displayed when the
programming is completed.
When there is the version number information of the output download board and the corresponding information of the
external Flash in the information box, it means that the U8W download tool has been correctly detected.
During the downloading process, the 4 LEDs on the U8W download tool will be displayed in marquee mode. After
the download is complete, if the download is successful, All 4 LEDs will be on and off at the same time; if the
download fails, all 4 LEDs will be off.
It is recommended that users use the latest version of STC-ISP to download the software (please pay attention to the
updates of the STC-ISP download software on the STC official website http://www.STCMCUDATA.com. It is
strongly recommended that users download the software from the official website http://www.STCMCUDATA.com).
The target chip is connected to U8W through the user system leads and U8W is connected to the computer for
online download
Firstly, use the USB cable provided by STC to connect U8W to the computer, and then connect U8W to the target
MCU of the user system through the download line. The connection method is shown in the following figure:
STC Tool Instruction Manual
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