User Guide
GD32450Z-EVAL
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can communicate with external devices using the I2S audio protocol. This Demo mainly
shows how to use the I2S interface of the board for audio output.
5.13.2. DEMO running result
Download the program<13_I2S_Audio_Player>to the EVAL board, insert the headphone
into the audio port, and then listen to the audio file.
5.14. EXMC_SDRAM
5.14.1. DEMO purpose
This demo includes the following functionns of GD32 MCU:
Learn to use EXMC control the SDRAM
5.14.2. DEMO running result
GD32450Z-EVAL-V1.1 board has EXMC module to control SDRAM. Before running the
demo, P2,P3,JP16,JP17,JP18 must be fitted to SDRAM, JP13 must be fitted to USART.
Download the program <14_EXMC_SDRAM> to the EVAL board. This demo shows the
write and read operation process of SDRAM memory by EXMC module. If the test
succeed, LED1 will be turned on. Otherwise, turn on the LED3. Information via a
HyperTerminal output as following:
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