User's Manual

Bluegiga Technologies Oy
Page 15 of 41
Function 1 will likely result in bus timeouts. Function 0 is also available when the Wi-Fi core is physically
powered off, as long as the VDD_SDIO supply is present.
Control of when the module is allowed to enter deep sleep is done via Vendor Unique Register in CCCR in
function 0. Wake-up is also initiated through this register. The module will initiate an SDIO interrupt when the
wake-up is complete.