Part Number: AM3874 Hello,
We want to read the value of a GPIO (hardware distinction) in the bootloader RAWMLO of an AM387x and set various RAM parameters depending on the value.
Access to the GPIOs is currently only possible after initialising the RAM…
Chris,
Sorry for the extended delay in response. there were some mixed up in our assignment system. Not sure if you made any progress since your last post, if you still have board failures, I like to debug with you based on the following clarifications…
Hello Tashiro-san,
I was asked to review this. Your customer's MMU decode is not precise enough for an answer. It does not using the ARM Ltd ARMv7 TRM MMU attribute names and it is missing critical attribute modifiers. That said, if I 'guess' "OFF…
Hello,
B.C. said: Would there be any issue with your system using this capacitor approach on RSTN instead of using the RSTOUT_WD_OUTn output of AM3874 ? This would allow the CDCM61002 to be free run as long as power is applied and independent of AM3874 …
Part Number: AM3874 Hello,
I would like to put my app to sleep for 100 microseconds. I've used usleep function but I've noticed that it sleeps for about 200 microseconds. I wrote the following program to check what's what:
#include <stdio…
Ando,
Can you confirm if you are using the EZSDK or just bare-metal? There may be some IPC examples on how to sync up between ARM and VPDMA events. There may be some software framework such as OpenMax (may be an overkill) as mentioned in:
https://software…
Part Number: AM3874 Hi, My customer is using both AM335x and AM3874. He uses UART TXFIFO_LVL register in AM335x and found the register is missing in AM3874 TRM Table 24-9. As far as he tried to use the TXFIFO_LVL register on silicon, the register is…
Part Number: AM3874 Hi,
My customer is using AM3874CCYE100 and they do the Hi-Pot test( 1850 VAC for 2 seconds ) at production line.
They found the fail rate is 6% (Total units run: 100 / Total fail quantity: 6) and then DVI ouput unstable or NO DVI output…
