Please set the WKCTSIEN (UART_INTEN[9]) and MODEMIEN (UART_INTEN[3]) after initiating UART and /CTS function.
When the /CTS input pin changes the state from high to low or from low to high, it will generate the modem interrupt to wake up a chip.
How to use UART /CTS to wake up a chip?
林昌宏/ Henry
新唐科技 / nuvoTon technology corporation
新竹科學工業園區30077研新三路4號
TEL : (03) 5770066#38077
Email : CHLIN55@nuvoTon.com
新唐科技 / nuvoTon technology corporation
新竹科學工業園區30077研新三路4號
TEL : (03) 5770066#38077
Email : CHLIN55@nuvoTon.com
-
- Information
-
Who is online
Users browsing this forum: No registered users and 40 guests