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ZHANGHN
Associate II
since ‎2024-02-15
‎2024-06-21

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  • 10 Posts
  • 0 Solutions
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User Activity

Error using NFC TAG App to read/write st25dv

2024-06-20
Hello everyone, I am trying to use the NFC TAG App on my iPhone to read and write st25dv. I often meet an error command saying  Read/Write memory command failed: com.st.st25.STException: Error CMD_FAILED. I believe I meet this command when two situat...

Questions about st25dv16 and NFC TAP app

2024-06-19
Hello everyone, I am using the NFC TAP app on my iPhone to write and read ST25DV16. I am using X-cube-NFC4 to control the MCU and NFC. I meet two questions when I write content into EEPROM.Q1: I control the GPO interrupt when RFWRITE occurs, but when...

ST25DV16 GPO Interrupt

2024-06-18
Hello everyone,I am trying to control the GPO interrupt of ST25DV16 using X-CUBE-NFC04. I know that I should change the GPO register. As I want to use GPO_RFWRITE and GPO_ENABLE so the register value should be 0xC0. But when I want to use function CU...

Question about using st25dv16 and stm32

2024-06-07
Hello, I am trying to use STM32g071rb to control ST25DV16 chip. I found out that we can use middleware X-CUBE-NFC4 to code on stm32cubeIDE better. Question 1 is that when l tried to use I2C1 to connect with ST25DV16, l found out that I2C1 will no lon...

LPTIM works at an irregular time delay

2024-02-15
I found that LPTIM works at an irregular time delay, it often takes 30-40 seconds to start counting. Also, when l read the current counter, sometimes the LPTIM drops(or l think the counter seems to be restarted) before it reaches the counter period(a...
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