Part Number:TRF7970AOther Parts Discussed in Thread:DLP-7970ABP,
我买了一块 DLP-7970ABP,使用3.3V供电,通过 SPI 与 MCU 通信,目前我读到 0x0F 寄存器为 0x40,其他寄存器都是 0x00
1. 按照 TRF7970A 数据手册进行了初始化操作,如何判断初始化完成并正确?
2. 如何读取 15693 标签的 UID,需要操作哪些寄存器,时序有哪些要求?
3. 如何读取 15693 标签的区块,需要操作哪些寄存器,时序有哪些要求?
4. 如何写入 15693 标签的区块,需要操作哪些寄存器,时序有哪些要求?
Kevin Qiu1:
中文论坛不支持NFC问题,请将你的问题发送到英文论坛:https://e2e.ti.com/support/wireless-connectivity/other-wireless-group/other-wireless/f/other-wireless-technologies-forum
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Christ Chen:
To post on TI E2E design support forums, you must have a valid company email address in your myTI account. If you have a valid company email address, please add it to your account by following the instructions in the myTI account FAQ (Note: there may be an ~10 minute delay for this email change to propagate to all necessary systems). If you don’t, we encourage you to search the TI E2E design support forums for existing answers.
我已经使用公司邮箱注册了账号,请问这个怎么解决,谢谢
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Kevin Qiu1:
注册完等一段时间然后用新账户登录