#pragma once

#include <stdint.h>

//////////////////////////////////////////////////////////////////////////
// STK message constants

static constexpr uint8_t MESSAGE_START = 0x1B; // ASCII ESC
static constexpr uint8_t TOKEN = 0x0E;

//////////////////////////////////////////////////////////////////////////
// STK general command constants

static constexpr uint8_t CMD_SIGN_ON = 0x01;
static constexpr uint8_t CMD_SET_PARAMETER = 0x02;
static constexpr uint8_t CMD_GET_PARAMETER = 0x03;
static constexpr uint8_t CMD_SET_DEVICE_PARAMETERS = 0x04;
static constexpr uint8_t CMD_OSCCAL = 0x05;
static constexpr uint8_t CMD_LOAD_ADDRESS = 0x06;
static constexpr uint8_t CMD_FIRMWARE_UPGRADE = 0x07;

//////////////////////////////////////////////////////////////////////////
// STK ISP command constants

static constexpr uint8_t CMD_ENTER_PROGMODE_ISP = 0x10;
static constexpr uint8_t CMD_LEAVE_PROGMODE_ISP = 0x11;
static constexpr uint8_t CMD_CHIP_ERASE_ISP = 0x12;
static constexpr uint8_t CMD_PROGRAM_FLASH_ISP = 0x13;
static constexpr uint8_t CMD_READ_FLASH_ISP = 0x14;
static constexpr uint8_t CMD_PROGRAM_EEPROM_ISP = 0x15;
static constexpr uint8_t CMD_READ_EEPROM_ISP = 0x16;
static constexpr uint8_t CMD_PROGRAM_FUSE_ISP = 0x17;
static constexpr uint8_t CMD_READ_FUSE_ISP = 0x18;
static constexpr uint8_t CMD_PROGRAM_LOCK_ISP = 0x19;
static constexpr uint8_t CMD_READ_LOCK_ISP = 0x1A;
static constexpr uint8_t CMD_READ_SIGNATURE_ISP = 0x1B;
static constexpr uint8_t CMD_READ_OSCCAL_ISP = 0x1C;
static constexpr uint8_t CMD_SPI_MULTI = 0x1D;

//////////////////////////////////////////////////////////////////////////
// STK PP command constants

static constexpr uint8_t CMD_ENTER_PROGMODE_PP = 0x20;
static constexpr uint8_t CMD_LEAVE_PROGMODE_PP = 0x21;
static constexpr uint8_t CMD_CHIP_ERASE_PP = 0x22;
static constexpr uint8_t CMD_PROGRAM_FLASH_PP = 0x23;
static constexpr uint8_t CMD_READ_FLASH_PP = 0x24;
static constexpr uint8_t CMD_PROGRAM_EEPROM_PP = 0x25;
static constexpr uint8_t CMD_READ_EEPROM_PP = 0x26;
static constexpr uint8_t CMD_PROGRAM_FUSE_PP = 0x27;
static constexpr uint8_t CMD_READ_FUSE_PP = 0x28;
static constexpr uint8_t CMD_PROGRAM_LOCK_PP = 0x29;
static constexpr uint8_t CMD_READ_LOCK_PP = 0x2A;
static constexpr uint8_t CMD_READ_SIGNATURE_PP = 0x2B;
static constexpr uint8_t CMD_READ_OSCCAL_PP = 0x2C;

static constexpr uint8_t CMD_SET_CONTROL_STACK = 0x2D;

//////////////////////////////////////////////////////////////////////////
// STK HVSP command constants

static constexpr uint8_t CMD_ENTER_PROGMODE_HVSP = 0x30;
static constexpr uint8_t CMD_LEAVE_PROGMODE_HVSP = 0x31;
static constexpr uint8_t CMD_CHIP_ERASE_HVSP = 0x32;
static constexpr uint8_t CMD_PROGRAM_FLASH_HVSP = 0x33;
static constexpr uint8_t CMD_READ_FLASH_HVSP = 0x34;
static constexpr uint8_t CMD_PROGRAM_EEPROM_HVSP = 0x35;
static constexpr uint8_t CMD_READ_EEPROM_HVSP = 0x36;
static constexpr uint8_t CMD_PROGRAM_FUSE_HVSP = 0x37;
static constexpr uint8_t CMD_READ_FUSE_HVSP = 0x38;
static constexpr uint8_t CMD_PROGRAM_LOCK_HVSP = 0x39;
static constexpr uint8_t CMD_READ_LOCK_HVSP = 0x3A;
static constexpr uint8_t CMD_READ_SIGNATURE_HVSP = 0x3B;
static constexpr uint8_t CMD_READ_OSCCAL_HVSP = 0x3C;

//////////////////////////////////////////////////////////////////////////
// STK status constants

// Success
static constexpr uint8_t STATUS_CMD_OK = 0x00;

// Warnings
static constexpr uint8_t STATUS_CMD_TOUT = 0x80;
static constexpr uint8_t STATUS_RDY_BSY_TOUT = 0x81;
static constexpr uint8_t STATUS_SET_PARAM_MISSING = 0x82;

// Errors
static constexpr uint8_t STATUS_CMD_FAILED = 0xC0;
static constexpr uint8_t STATUS_CKSUM_ERROR = 0xC1;
static constexpr uint8_t STATUS_CMD_UNKNOWN = 0xC9;

//////////////////////////////////////////////////////////////////////////
// STK parameter constants
static constexpr uint8_t PARAM_BUILD_NUMBER_LOW = 0x80;
static constexpr uint8_t PARAM_BUILD_NUMBER_HIGH = 0x81;
static constexpr uint8_t PARAM_HW_VER = 0x90;
static constexpr uint8_t PARAM_SW_MAJOR = 0x91;
static constexpr uint8_t PARAM_SW_MINOR = 0x92;
static constexpr uint8_t PARAM_VTARGET = 0x94;
static constexpr uint8_t PARAM_VADJUST = 0x95;
static constexpr uint8_t PARAM_OSC_PSCALE = 0x96;
static constexpr uint8_t PARAM_OSC_CMATCH = 0x97;
static constexpr uint8_t PARAM_SCK_DURATION = 0x98;
static constexpr uint8_t PARAM_TOPCARD_DETECT = 0x9A;
static constexpr uint8_t PARAM_STATUS = 0x9C;
static constexpr uint8_t PARAM_DATA = 0x9D;
static constexpr uint8_t PARAM_RESET_POLARITY = 0x9E;
static constexpr uint8_t PARAM_CONTROLLER_INIT = 0x9F;

//////////////////////////////////////////////////////////////////////////
// STK answer constants

static constexpr uint8_t ANSWER_CKSUM_ERROR = 0xB0;