ADSP-CM40x: FAQ

ADSP-CM40x Enablement Package (Rev 2.1.0) Supports Rev H Silicon ONLY

The ADSP-CM40x Enablement Package (Rev. 2.1.0) software supports only the board revisions stated in the Release Notes and the ADSP-CM40xF device silicon revision H. It does NOT support silicon revisions…

ADSP-CM40X PROCESSORS SUPPORT COMMUNITY

For the discussion of ADSP-CM40x mixed-signal control processors, peripherals, programming, applications and hardware design. Please read the Analog Devices Code of Conduct before posting.

Analog inputs of internal ADC

Analog inputs of internal ADC by Prashant Q. Whether internal ADC supports differential signals as analog input? A>> No. internal ADC of ADSP-CM40x processor supports only single ended analog inputs…

Can I access ADCM40x cache directly?

No, user is not given any option to see or access the Cache contents directly (the Cache memory itself is not available in memory map). Only Cache Controller is permitted to do so.

Can I use MATLAB/Simulink with the ADSP-CM40x?

Question Can I use MATLAB and Simulink with the ADSP-CM40x and IAR Tool-chain? ============================== Answer While there is no direct interface between the IAR Tool-chain and MATLAB or…

Can the VRef for the ADC on the ADSP-CM40x be used as a voltage supply for other devices?

No, it is for decoupling. It is not a LDO.

Does AD CM40x feature a Data Cache?

The Cache inside AD CM40x is designed to accelerate execution from Flash, which means that it is meant to act as a Code Cache. Because the Cache is connected to D-Code bus of Cortex (along with I Code…

Getting Started with ADSP-CM40x Mixed-Signal Control Processors

ADSP-CM40x Mixed-Signal Control Processors The ADSP-CM40x offers new levels of industry leading mixed-signal performance with a 240MHz core clock – an industry high for ARM Cortex M4 – and dual SAR 16…

How do I access my ADSP-CM40x 2.0 part when the debugger cannot connect?

ADSP-CM40x 2.0 processors have a security header which must be correct for the application to run, and for the debugger to be able to connect. If the security header is programmed incorrectly or becomes…

How do I benchmark or count system cycles of a segemnt of code on the ADSP-CM40x ?

// This example uses the ADSP-CM40X Enablement Software, available as a free download /*============= D A T A =============*/ volatile Uint32_t data_a, data_b, data_c, data_d, data_e, data_f; // Data…

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