#include <stdint.h>

Macros
#define	MCP_IODIRA 0x00

#define	MCP_IODIRB 0x01

#define	MCP_IPOLA 0x02

#define	MCP_IPOLB 0x03

#define	MCP_GPINTENA 0x04

#define	MCP_GPINTENB 0x05

#define	MCP_DEFVALA 0x06

#define	MCP_DEFVALB 0x07

#define	MCP_INTCONA 0x08

#define	MCP_INTCONB 0x09

#define	MCP_IOCONA 0x0A

#define	MCP_IOCONB 0x0B

#define	MCP_GPPUA 0x0C

#define	MCP_GPPUB 0x0D

#define	MCP_INTFA 0x0E

#define	MCP_INTFB 0x0F

#define	MCP_INTCAPA 0x10

#define	MCP_INTCAPB 0x11

#define	MCP_GPIOA 0x12

#define	MCP_GPIOB 0x13

#define	MCP_OLATA 0x14

#define	MCP_OLATB 0x15

#define	IOCON_BANK 0x80

#define	IOCON_MIRROR 0x40

#define	IOCON_SEQOP 0x20

#define	IOCON_DISSLW 0x10

#define	IOCON_HAEN 0x08

#define	IOCON_ODR 0x04

#define	IOCON_INTPOL 0x02

#define	MCP_POR_IODIR 0xFF

#define	MCP_POR_OTHER 0x00

#define	DAC_CMD_FAST 0x00

#define	DAC_CMD_MULTIWRITE 0x40

#define	DAC_CMD_SEQWRITE 0x50

#define	DAC_CMD_SINGLEWRITE 0x58

#define	DAC_CMD_ADDRBITS 0x60

#define	DAC_CMD_WRITE_VREF 0x80

#define	DAC_CMD_WRITE_PD 0xA0

#define	DAC_CMD_WRITE_GAIN 0xC0

#define	DAC_FAST_HI(v12) ((uint8_t)(((v12) >> 8) & 0x0F))

#define	DAC_FAST_LO(v12) ((uint8_t)((v12) & 0xFF))

#define	DAC_VREF_VDD 0

#define	DAC_VREF_INTERNAL 1

#define	DAC_GAIN_X1 0

#define	DAC_GAIN_X2 1

#define	DAC_PD_NORMAL 0

#define	DAC_PD_1K 1

#define	DAC_PD_100K 2

#define	DAC_PD_500K 3

#define	DAC_GC_ADDR 0x00

#define	DAC_GC_RESET 0x06

#define	DAC_GC_WAKEUP 0x09

#define	DAC_GC_SWUPDATE 0x08

#define	DAC_GC_READ_ADDR 0x0C

#define	MCP23017_BASE 0x20

#define	MCP4728_BASE 0x60

Detailed Description

MCP23017 / MCP4728 REGISTER MAPS, CONSTRAINTS, COMMANDS - DIGILOG CONSOLE

Author: Skylar Denno (denno.nosp@m..o@n.nosp@m.orthe.nosp@m.aste.nosp@m.rn.ed.nosp@m.u)

Date: 2026-08-22

Version: 1.0

MIT License: Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Macros

Detailed Description