[Oberon] FPGA - nRF24L01 connection

Jörg Straube joerg.straube at iaeth.ch
Sat Apr 7 00:44:19 CEST 2018


Hi Tomas

You sure find out whats wrong, after you read
1) the nRF’s data sheet
http://www.nordicsemi.com/eng/nordic/content_download/2726/34069/file/nRF24L01P_Product_Specification_1_0.pdf
2) understand what parameters SCC.Start sets to initialize the chip
3) carefully compare these values with the chip initialization your gateway does.

Jörg

> Am 06.04.2018 um 20:22 schrieb Tomas Kral <thomas.kral at email.cz>:
> 
> On Fri, 6 Apr 2018 14:47:20 +0200
> Jörg <joerg.straube at iaeth.ch> wrote:
> 
>> SCC.Start
> Yes, I see, With my current SW setting I got channel `5'.
> I changed RF_CH from 76 (default) to 5 and recompiled the gateway.
> These parameters are now reported.
> 
> ================ NRF Configuration ================
> STATUS         = 0x0e RX_DR=0 TX_DS=0 MAX_RT=0 RX_P_NO=7
> TX_FULL=0 RX_ADDR_P0-1     = 0xa8a8e1fc00 0xa8a8e1fc00
> RX_ADDR_P2-5     = 0xff 0xc4 0xc5 0xc6
> TX_ADDR         = 0xe7e7e7e7e7
> RX_PW_P0-6     = 0x20 0x20 0x20 0x00 0x00 0x00
> EN_AA         = 0x3b
> EN_RXADDR     = 0x06
> RF_CH         = 0x05
> RF_SETUP     = 0x23
> CONFIG         = 0x0e
> DYNPD/FEATURE     = 0x3f 0x06
> Data Rate     = 250KBPS
> Model         = nRF24L01+
> CRC Length     = 16 bits
> PA Power     = PA_LOW
> 
> I wonder what other parameters I need to change to match Oberon SCC.Mod?
> 
> Many thanks
> 
> -- 
> Tomas Kral <thomas.kral at email.cz>
> --
> Oberon at lists.inf.ethz.ch mailing list for ETH Oberon and related systems
> https://lists.inf.ethz.ch/mailman/listinfo/oberon
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