250 lines
12 KiB
C
250 lines
12 KiB
C
/* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/** BusVoodoo global definitions and methods (API)
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* @file busvoodoo_global.h
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* @author King Kévin <kingkevin@cuvoodoo.info>
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* @date 2018
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* @note peripherals used: time @ref busvoodoo_led_timer
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*/
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#pragma once
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#include "menu.h"
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/** @defgroup busvoodoo_voltages pin to control voltage regulators and pull-ups definitions
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* @{
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*/
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#define BUSVOODOO_5VPULLUP_PORT B /**< 5V pull-up enable pin (active low) */
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#define BUSVOODOO_5VPULLUP_PIN 4 /**< 5V pull-up enable pin (active low) */
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#define BUSVOODOO_OEPULLUP_PORT A /**< bus switch output enable pin to enable embedded pull-ups (active low) */
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#define BUSVOODOO_OEPULLUP_PIN 15 /**< bus switch output enable pin to enable embedded pull-ups (active low) */
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#define BUSVOODOO_LVEN_PORT A /**< low voltage (LV) enable pin (active high) */
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#define BUSVOODOO_LVEN_PIN 6 /**< low voltage (LV) enable pin (active high) */
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#define BUSVOODOO_HVEN_PORT A /**< high voltage (HV) enable pin (active low) */
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#define BUSVOODOO_HVEN_PIN 7 /**< high voltage (HV) enable pin (active low) */
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#define BUSVOODOO_VOUTEN_PORT B /**< voltage output (5V and 3.3V) enable pin (active low) */
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#define BUSVOODOO_VOUTEN_PIN 3 /**< voltage output (5V and 3.3V) enable pin (active low) */
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/** @} */
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/** @defgroup busvoodoo_adc ADC inputs to measure voltages from voltage regulators
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* @{
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*/
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#define BUSVOODOO_3V3_CHANNEL 12 /**< ADC channel to measure 5V rail */
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#define BUSVOODOO_5V_CHANNEL 9 /**< ADC channel to measure 3.3V rail */
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#define BUSVOODOO_LV_CHANNEL 11 /**< ADC channel to measure LV rail */
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#define BUSVOODOO_HV_CHANNEL 15 /**< ADC channel to measure HV rail */
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/** @} */
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/** @defgroup busvoodoo_dac DAC output to set voltages of voltage regulators
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* @{
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*/
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#define BUSVOODOO_LVCTL_PORT A /**< pin to control LV output voltage */
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#define BUSVOODOO_LVCTL_PIN 4 /**< pin to control LV output voltage */
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#define BUSVOODOO_LVCTL_CHANNEL CHANNEL_1 /**< DAC channel to control LV output voltage */
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#define BUSVOODOO_LV_SET(x) ((0.8*(1+30.0/10.0)-x)*(10.0/30.0)+0.8) /**< voltage to output for the DAC to set the desired LV output voltage (based on resistor values on the LV adjust pins and LV voltage reference) */
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#define BUSVOODOO_HVCTL_PORT A /**< pin to control HV output voltage */
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#define BUSVOODOO_HVCTL_PIN 5 /**< pin to control HV output voltage */
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#define BUSVOODOO_HVCTL_CHANNEL CHANNEL_2 /**< DAC channel to control HV output voltage */
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#define BUSVOODOO_HV_SET(x) ((1.25*(1+100.0/10.0)-x)*(10.0/100.0)+1.25) /**< voltage to output for the DAC to set the desired HV output voltage (based on resistor values on the HV adjust pins and HV voltage reference) */
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/** @} */
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/** @defgroup busvoodoo_rs232 RS-232 transceiver connection definition
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* @{
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*/
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#define BUSVOODOO_RS232_EN_PORT B /**< RS-232 pin to enable receiver (active low, pulled up) */
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#define BUSVOODOO_RS232_EN_PIN 5 /**< RS-232 pin to enable receiver (active low, pulled up) */
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#define BUSVOODOO_RS232_SHDN_PORT C /**< RS-232 pin to enable transmitter (active high, pulled low) */
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#define BUSVOODOO_RS232_SHDN_PIN 15 /**< RS-232 pin to enable transmitter (active high, pulled low) */
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#define BUSVOODOO_RS232_RTS_PORT A /**< RS-232 Request-To-Send output pin */
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#define BUSVOODOO_RS232_RTS_PIN 1 /**< RS-232 Request-To-Send output pin */
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#define BUSVOODOO_RS232_CTS_PORT A /**< RS-232 Clear-To-Send input pin */
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#define BUSVOODOO_RS232_CTS_PIN 0 /**< RS-232 Clear-To-Send input pin */
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#define BUSVOODOO_RS232_TX_PORT A /**< RS-232 Transmit output pin */
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#define BUSVOODOO_RS232_TX_PIN 2 /**< RS-232 Transmit output pin */
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#define BUSVOODOO_RS232_RX_PORT A /**< RS-232 Receive input pin */
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#define BUSVOODOO_RS232_RX_PIN 3 /**< RS-232 Receive input pin */
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/** @} */
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/** @defgroup busvoodoo_rs485 RS-485 (and RS-422) transceiver connection definition
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* @{
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*/
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#define BUSVOODOO_RS485_RE_PORT C /**< RS-485 pin to enable receiver (active low, pulled up) */
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#define BUSVOODOO_RS485_RE_PIN 13 /**< RS-485 pin to enable receiver (active low, pulled up) */
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#define BUSVOODOO_RS485_DE_PORT C /**< RS-485 pin to enable transmitter (active high, pulled low) */
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#define BUSVOODOO_RS485_DE_PIN 14 /**< RS-485 pin to enable transmitter (active high, pulled low) */
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#define BUSVOODOO_RS485_TX_PORT A /**< RS-485 Transmit output pin */
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#define BUSVOODOO_RS485_TX_PIN 2 /**< RS-485 Transmit output pin */
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#define BUSVOODOO_RS485_RX_PORT A /**< RS-485 Receive input pin */
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#define BUSVOODOO_RS485_RX_PIN 3 /**< RS-485 Receive input pin */
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/** @} */
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#if BUSVOODOO_HARDWARE_VERSION!=0
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/** @defgroup busvoodoo_can CAN transceiver connection definition
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* @{
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*/
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#define BUSVOODOO_CAN_EN_PORT C /**< signal to power CAN transceiver (active low, pulled high) */
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#define BUSVOODOO_CAN_EN_PIN 7 /**< signal to power CAN transceiver (active low, pulled high) */
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#define BUSVOODOO_CAN_TX_PORT B /**< CAN Transmit output pin */
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#define BUSVOODOO_CAN_TX_PIN 9 /**< CAN Transmit output pin */
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#define BUSVOODOO_CAN_RX_PORT B /**< CAN Receive input pin */
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#define BUSVOODOO_CAN_RX_PIN 8 /**< CAN Receive input pin */
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/** @} */
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#endif
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/** @defgroup busvoodoo_version ADC pin used to identify hardware version based on voltage
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*/
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#define BUSVOODOO_HW_VERSION_PORT B /**< pin to identify hardware version */
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#define BUSVOODOO_HW_VERSION_PIN 0 /**< pin to identify hardware version */
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#define BUSVOODOO_HW_VERSION_CHANNEL 8 /**< ADC to identify hardware version */
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/** @} */
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/** recommended duration in ms for pulsing LEDs to show activity */
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#define BUSVOODOO_LED_PULSE 100
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/** printing text style */
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enum busvoodoo_text_style_t {
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BUSVOODOO_TEXT_STYLE_RESET, /**< remove text style */
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BUSVOODOO_TEXT_STYLE_ERROR, /**< text style for errors (red) */
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BUSVOODOO_TEXT_STYLE_WARNING, /**< text style for warnings (yellow) */
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BUSVOODOO_TEXT_STYLE_INFO, /**< text style for information (green) */
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};
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/** BusVoodoo mode interface */
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struct busvoodoo_mode_t {
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const char* name; /**< name of the mode (i.e. protocol shortcut for the menu) */
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const char* description; /**< human readable description of the mode (i.e. full protocol name) */
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const bool full_only; /**< if this mode is available only for BusVoodoo full flavor */
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bool (*setup)(char** prefix, const char* line); /**< function to setup mode (menu prefix can be used to ask parameter, and line will be the user provided response)*/
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const struct menu_command_t* commands; /**< list of menu commands provided by mode */
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const uint8_t commands_nb; /**< number of menu commands provided by mode */
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void (*exit)(void); /**< function to exit from mode (i.e. releasing the peripheral) */
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};
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/** @defgroup busvoodoo_io I/O connector pin definition
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* @{
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*/
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extern const char* busvoodoo_io_names[13]; /**< I/O individual signal names */
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extern const uint32_t busvoodoo_io_ports[13]; /**< port of individual signals */
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extern const uint32_t busvoodoo_io_pins[13]; /**< pin of individual signals */
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extern const uint8_t busvoodoo_io_groups[13]; /**< which I/O pin (group) does the signal belong to */
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/** @} */
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/** is the BusVoodoo board fully populated (with HV voltage regulator, RS-232, RS-485, CAN transceiver on the back side) */
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extern bool busvoodoo_full;
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/** version of the hardware board */
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extern char busvoodoo_version;
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/** list of supported commands for base BusVoodoo */
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extern const struct menu_command_t busvoodoo_global_commands[];
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/** number supported commands for base BusVoodoo */
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extern const uint8_t busvoodoo_global_commands_nb;
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/** list of supported commands for BusVoodoo full only */
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extern const struct menu_command_t busvoodoo_global_full_commands[];
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/** number supported commands for BusVoodoo full only */
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extern const uint8_t busvoodoo_global_full_commands_nb;
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/** I/O connector pinout */
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extern const char* busvoodoo_global_pinout_io[10];
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/** RS/CAN connector pinout */
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extern const char* busvoodoo_global_pinout_rscan[5];
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/** shared string buffer, i.e. used when configuring modes */
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extern char busvoodoo_global_string[64];
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/** setup BusVoodoo board */
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void busvoodoo_setup(void);
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/** set safe state by disabling all outputs */
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void busvoodoo_safe_state(void);
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/** set printf text style
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* @param[in] style text style
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* @note uses ANSII escape codes
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*/
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void busvoodoo_text_style(enum busvoodoo_text_style_t style);
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/** switch 3V3 and 5V power outputs on I/O connector
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* @param[in] on switch on (true) or off (false) power output
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* @return if switching succeeded. else it means there is a probably a short on one of the outputs
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*/
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bool busvoodoo_vout_switch(bool on);
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/** read voltage from power rail
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* @param[in] channel which power rail to read voltage from @ref busvoodoo_adc
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* @return voltage, or NaN if channel is invalid (or error happened)
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*/
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float busvoodoo_vreg_get(uint8_t channel);
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/** set voltage on low voltage adjustable voltage regulator
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* @note for voltages above 4.85V it will use the 5.0V from USB
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* @param[in] voltage voltage to set on adjustable voltage regulator (0, 0.3-4.8, 5V)
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* @return voltage output, or NaN if error happened
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*/
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float busvoodoo_lv_set(float voltage);
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/** set voltage on high voltage adjustable voltage regulator
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* @param[in] voltage voltage to set on adjustable voltage regulator (0, 3.3-24V)
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* @return voltage output, or NaN if error happened
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*/
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float busvoodoo_hv_set(float voltage);
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/** enable embedded pull-up resistors
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* @note the embedded pull-up resistor use the voltage on the LV power rail (set or externally provided)
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* @param[in] on enable (true) or disable (false) embedded pull-up resistors
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* @return voltage applied on pull-up resistors, or NaN if channel is invalid (or error happened)
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*/
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float busvoodoo_embedded_pullup(bool on);
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/** switch on blue LED
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* @note the red LED is handled independently
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* @note this will stop the blinking pattern
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*/
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void busvoodoo_led_blue_on(void);
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/** switch off blue LED
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* @note the red LED is handled independently
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* @note this will stop the blinking pattern
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*/
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void busvoodoo_led_blue_off(void);
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/** switch on red LED
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* @note the blue LED is handled independently
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* @note this will stop the blinking pattern
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*/
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void busvoodoo_led_red_on(void);
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/** switch off red LED
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* @note the blue LED is handled independently
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* @note this will stop the blinking pattern
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*/
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void busvoodoo_led_red_off(void);
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/** switch off blue and red LEDs
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* @note this will stop the blinking pattern
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*/
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void busvoodoo_leds_off(void);
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/** pulse blue LED for short duration
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* @param[in] ms duration in ms
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* @note the red LED is handled independently
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* @note this will stop the blinking pattern
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*/
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void busvoodoo_led_blue_pulse(uint32_t ms);
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/** pulse red LED for short duration
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* @param[in] ms duration in ms
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* @note the red LED is handled independently
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* @note this will stop the blinking pattern
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*/
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void busvoodoo_led_red_pulse(uint32_t ms);
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/** set LED blinking pattern
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* @param[in] period blue+red pattern duration in seconds (up to 3+3)
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* @param[in] duty blue LED on duty cycle, before switching to red (0-1)
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* @note when exiting blink the blue and red LEDs will be off if they were pulsing before
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*/
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void busvoodoo_leds_blink(double period, double duty);
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/** parse and perform actions
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* @note performing action is a common command in mode and this function helps parsing them
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* @param[in] actions actions to perform
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* @param[in] perform the action (true) or just check it (false)
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* @param[in] action_handler function handling the individual actions
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* @return true if the actions have been performed, false if any of them is malformed
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* @note while parsing the actions the string will be modified
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*/
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bool busvoodoo_global_actions(char* actions, bool perform, bool (*action_handler)(const char* action, uint32_t repetition, bool perform));
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