Replace microcontroller with stm32f407

Firmware/software/electronics/mechanics
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almaz_1c
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Posts: 43
Joined: Tue Dec 09, 2014 12:58 pm

Replace microcontroller with stm32f407

Post by almaz_1c »

Hello. Is it possible to replace microcontroller with stm32f407? Reference manual and data sheet goes jointly for both microcontrollers. Does anyone have experience of replasing chip? I need dcmi interface to work with cmos camera that exist only on 407 chip.
almaz_1c
Member
Posts: 43
Joined: Tue Dec 09, 2014 12:58 pm

Re: Replace microcontroller with stm32f407

Post by almaz_1c »

DCMI used pins:
1) HSYNC - PA4 - FREE
2) VSYNC - PB7 - FREE
3) PIXCLK - PA6 - FREE
4) D2 - PC8 - FREE
5) D4 - PC11 - FREE
6) D6 - PB8 - FREE
7) D8 - PC10 - FREE
8) D9 - PC12 - FREE
9) D10 - PB5 - FREE

10) D0 - PC6 - used by nrf
11) D1 - PC7 - used by nrf
12) D3 - PC9 - used by I2C
13) D7 - PB9 - used by motor 4

4 pins busy - a bit out of luck. If not use NRF - there is 2 pins. :-( Are there any ideas?
tobias
Bitcraze
Posts: 2339
Joined: Mon Jan 28, 2013 7:17 pm
Location: Sweden

Re: Replace microcontroller with stm32f407

Post by tobias »

Are you sure the stm32f407 contains the camera interface in the 64 pin package? Just checked and its only available in 100 pin package.

We run a master thesis a while back trying to add a camera to the CF1 and use the nRF link to transfer images. Please have a look at this blog post.

Please share what you want to accomplish and we might be able to help you out.
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