4 * Copyright 2005 Develer S.r.l. (http://www.develer.com/)
9 * \brief MCP41xxx digital potentiomenter driver (interface)
12 * \author Francesco Sacchi <batt@develer.com>
18 #include <hw/mcp41_map.h>
19 #include <cfg/compiler.h>
22 #define MCP41_WRITE_DATA 0x11
23 #define MCP41_HW_MAX 255
27 * Type for digital potentiometer resistance.
29 typedef uint16_t mcp41_res_t;
31 void mcp41_setResistance(Mcp41Dev dev, mcp41_res_t res);
32 void mcp41_init(Serial *spi_port);
34 #endif /* DRV_MCP41_H */