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// license:GPL-2.0+
// copyright-holders:Couriersud
/*
* nld_R2R_DAC.h
*
* DMR2R_DAC: R-2R DAC
*
* Generic R-2R DAC ... This is fast.
* 2R
* Bit n >----RRR----+---------> Vout
* |
* R
* R R
* R
* |
* .
* .
* 2R |
* Bit 2 >----RRR----+
* |
* R
* R R
* R
* |
* 2R |
* Bit 1 >----RRR----+
* |
* R
* R 2R
* R
* |
* V0
*
* Using Thevenin's Theorem, this can be written as
*
* +---RRR-----------> Vout
* |
* V
* V V = VAL / 2^n * Vin
* V
* |
* V0
*
*/
#ifndef NLD_R2R_DAC_H_
#define NLD_R2R_DAC_H_
#include "netlist/nl_setup.h"
#define R2R_DAC(name, p_VIN, p_R, p_N) \
NET_REGISTER_DEV(R2R_DAC, name) \
NETDEV_PARAMI(name, VIN, p_VIN) \
NETDEV_PARAMI(name, R, p_R) \
NETDEV_PARAMI(name, N, p_N)
#endif /* NLD_R2R_DAC_H_ */
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