RALCWI Vocoder
CMX608/CMX618/CMX638
8. Wait for bit 14 to be set to '1' in the STATUS register (either by polling or waiting for IRQN to go
low).
9. Read the SVCACK register ($2E) and check that bit 0 is set to '1'. This indicates that the device
has accepted the data packet.
10. If there is more data to send, go back to step 7.
11. Write the value of $01 to the SVCREQ register ($0E). This indicates to the device that all of the
Function Image™ has now been sent.
12. Wait for bit 14 to be set to '1' in the STATUS register (either by polling or waiting for IRQN to go
low).
13. Read the SVCACK register ($2E) and check that bit 0 is set to '1'. This indicates that the device
has accepted the Function Image™ and is now ready to be used.
The device should be reset if at any time through the above sequence, when read, the SVCACK does not
have bit 0 set to '1'.
Information on what features the Function Image™ provides, and instructions on how to use them, will be
included with the Function Image™.
6.8.
Using the PLEVEL register to set the Input Gain
Application information on this subject is available from the CML website: [http://www.cmlmicro.com/].
2014 CML Microsystems Plc
60
D/608_18_38/11
CMLMICRO [ CML MICROCIRCUITS ]
