dt_pwm.c File Reference

Enumerations
enum	dt_pwm_commands {   DT_PWM_CMD_MODE , DT_PWM_CMD_PERIOD , DT_PWM_CMD_PULSEWIDTH , DT_PWM_CMD_BURSTCOUNT ,   DT_PWM_CMD_POLARITY , DT_PWM_CMD_PWM_CFG , DT_PWM_CMD_PWM_START , DT_PWM_CMD_PWM_STOP ,   DT_PWM_CMD_PWM_DEMO , DT_PWM_CMD_PWM_INITIAL , DT_PWM_CMD_STATUS , DT_PWM_CMD_PWM_BURST ,   DT_PWM_CMD_PWM_CONT , DT_PWM_CMD_COUNT }

Functions
static void	Run_DT_PWM (int32_t cardIndex, int32_t module, uint32_t modid)
	Run_DT_PWM prompts the user for the card, module and channel to use for the application and calls Cfg_DT_PWM_Channel if the card, module, channel is valid for as a discrete module.
static void	Cfg_DT_PWM_Channel (int32_t cardIndex, int32_t module, uint32_t ModuleID, int32_t MaxChannel)
	Cfg_DT_PWM_Channel handles calling the Display_DT_PWM_ChannelCfg routine to display the discrete channel configuration and calling the routines associated with the user's menu commands.
static nai_status_t	Display_DT_PWM_Configuration (int32_t paramCnt, int32_t *p_params)
	Display_DT_PWM_Configuration illustrate the methods to call in the naibrd library to retrieve the PWM configuration settings.
static nai_status_t	Display_DT_Status (int32_t paramCnt, int32_t *p_params)
	Display_DT_Status illustrate the methods to call in the naibrd library to retrieve the status settings.
static nai_status_t	Configure_DT_PWM_Mode (int32_t paramCnt, int32_t *p_params)
	Configure_DT_PWM_Mode handles the user request to select the PWM mode for the selected channel and calls the method in the naibrd library to set the mode.
static nai_status_t	Configure_DT_PWM_Polarity (int32_t paramCnt, int32_t *p_params)
	Configure_DT_PWM_Polarity handles the user request to select the PWM output polarity for the selected channel and calls the method in the naibrd library for the setting.
static nai_status_t	Configure_DT_PWM_Period (int32_t paramCnt, int32_t *p_params)
	Configure_DT_PWM_Period handles the user request to configure the time values for period on the selected channel and calls the method in the naibrd library to set the period.
static nai_status_t	Configure_DT_PWM_Pulsewidth (int32_t paramCnt, int32_t *p_params)
	Configure_DT_PWM_Pulsewidth handles the user request to configure the time values for pulsewidth on the selected channel and calls the method in the naibrd library to set the width.
static nai_status_t	Configure_DT_PWM_Burstcount (int32_t paramCnt, int32_t *p_params)
	Handles the user request to set the burst count value for the number of pulses to be issued upon trigger in PWM burst mode operation on the selected channel, calling the method in the naibrd library to set the burst number.
static void	Verify_DT_ParamCnt (int32_t paramCnt)
	Verify_DT_ParamCnt verifies parameter count and displays error message if invalid.
int32_t	DT_PWM (void)
	The purpose of the DT_PWM is to illustrate the methods to call in the naibrd library to perform configuration setup for output in PWM operation mode. Pulse period, pulse width, pulse polarity settings are configurable.

Variables
static const int8_t *	DEF_CONFIG_FILE = (const int8_t *)"default_DT_PWM.txt"
static const int32_t	DEF_DT_CARD_INDEX = 0
static const int32_t	DEF_DT_MODULE = 1
static const int32_t	DEF_DT_CHANNEL = 1
static const int32_t	DEF_DT_KA_CHANNEL = 13
static naiapp_cmdtbl_params_t	DT_PWM_MenuCmds []

Enumeration Type Documentation

dt_pwm_commands

enum dt_pwm_commands

Enumerator
DT_PWM_CMD_MODE
DT_PWM_CMD_PERIOD
DT_PWM_CMD_PULSEWIDTH
DT_PWM_CMD_BURSTCOUNT
DT_PWM_CMD_POLARITY
DT_PWM_CMD_PWM_CFG
DT_PWM_CMD_PWM_START
DT_PWM_CMD_PWM_STOP
DT_PWM_CMD_PWM_DEMO
DT_PWM_CMD_PWM_INITIAL
DT_PWM_CMD_STATUS
DT_PWM_CMD_PWM_BURST
DT_PWM_CMD_PWM_CONT
DT_PWM_CMD_COUNT

Function Documentation

Cfg_DT_PWM_Channel()

static void Cfg_DT_PWM_Channel ( int32_t cardIndex, int32_t module, uint32_t ModuleID, int32_t MaxChannel )

static

Cfg_DT_PWM_Channel handles calling the Display_DT_PWM_ChannelCfg routine to display the discrete channel configuration and calling the routines associated with the user's menu commands.

Configure_DT_PWM_Burstcount()

static nai_status_t Configure_DT_PWM_Burstcount ( int32_t paramCnt, int32_t * p_params )

static

Handles the user request to set the burst count value for the number of pulses to be issued upon trigger in PWM burst mode operation on the selected channel, calling the method in the naibrd library to set the burst number.

Configure_DT_PWM_Mode()

static nai_status_t Configure_DT_PWM_Mode ( int32_t paramCnt, int32_t * p_params )

static

Configure_DT_PWM_Mode handles the user request to select the PWM mode for the selected channel and calls the method in the naibrd library to set the mode.

Configure_DT_PWM_Period()

static nai_status_t Configure_DT_PWM_Period ( int32_t paramCnt, int32_t * p_params )

static

Configure_DT_PWM_Period handles the user request to configure the time values for period on the selected channel and calls the method in the naibrd library to set the period.

Configure_DT_PWM_Polarity()

static nai_status_t Configure_DT_PWM_Polarity ( int32_t paramCnt, int32_t * p_params )

static

Configure_DT_PWM_Polarity handles the user request to select the PWM output polarity for the selected channel and calls the method in the naibrd library for the setting.

Configure_DT_PWM_Pulsewidth()

static nai_status_t Configure_DT_PWM_Pulsewidth ( int32_t paramCnt, int32_t * p_params )

static

Configure_DT_PWM_Pulsewidth handles the user request to configure the time values for pulsewidth on the selected channel and calls the method in the naibrd library to set the width.

Display_DT_PWM_Configuration()

static nai_status_t Display_DT_PWM_Configuration ( int32_t paramCnt, int32_t * p_params )

static

Display_DT_PWM_Configuration illustrate the methods to call in the naibrd library to retrieve the PWM configuration settings.

Display_DT_Status()

static nai_status_t Display_DT_Status ( int32_t paramCnt, int32_t * p_params )

static

Display_DT_Status illustrate the methods to call in the naibrd library to retrieve the status settings.

DT_PWM()

int32_t DT_PWM

(

void

)

The purpose of the DT_PWM is to illustrate the methods to call in the naibrd library to perform configuration setup for output in PWM operation mode. Pulse period, pulse width, pulse polarity settings are configurable.

The following system configuration routines from the nai_sys_cfg.c file are called to assist with the configuration setup for this program prior to calling the naibrd DT routines.

• ClearDeviceCfg
• QuerySystemCfg
• DisplayDeviceCfg
• GetBoardSNModCfg
• SaveDeviceCfg

Run_DT_PWM()

static void Run_DT_PWM ( int32_t cardIndex, int32_t module, uint32_t modid )

static

Run_DT_PWM prompts the user for the card, module and channel to use for the application and calls Cfg_DT_PWM_Channel if the card, module, channel is valid for as a discrete module.

Verify_DT_ParamCnt()

static void Verify_DT_ParamCnt ( int32_t paramCnt )

static

Verify_DT_ParamCnt verifies parameter count and displays error message if invalid.

Variable Documentation

DEF_CONFIG_FILE

const int8_t* DEF_CONFIG_FILE = (const int8_t *)"default_DT_PWM.txt"

static

DEF_DT_CARD_INDEX

const int32_t DEF_DT_CARD_INDEX = 0

static

DEF_DT_CHANNEL

const int32_t DEF_DT_CHANNEL = 1

static

DEF_DT_KA_CHANNEL

const int32_t DEF_DT_KA_CHANNEL = 13

static

DEF_DT_MODULE

const int32_t DEF_DT_MODULE = 1

static

DT_PWM_MenuCmds

naiapp_cmdtbl_params_t DT_PWM_MenuCmds[]

static

Initial value:

= {
   {"Mode",       "    DT Select PWM Mode",                       DT_PWM_CMD_MODE,            Configure_DT_PWM_Mode},
   {"Period",     "    DT Set PWM Period",                        DT_PWM_CMD_PERIOD,          Configure_DT_PWM_Period},
   {"Width",      "    DT Set PWM Pulsewidth",                    DT_PWM_CMD_PULSEWIDTH,      Configure_DT_PWM_Pulsewidth},
   {"Count",      "    DT Set PWM Burst count",                   DT_PWM_CMD_BURSTCOUNT,      Configure_DT_PWM_Burstcount},
   {"POlarity",   "    DT Set PWM Polarity",                      DT_PWM_CMD_POLARITY,        Configure_DT_PWM_Polarity},
   {"PM",         "    DT Display PWM configuration settings",    DT_PWM_CMD_PWM_CFG,         Display_DT_PWM_Configuration},
   {"Trigger",    "    DT Start PWM output",                      DT_PWM_CMD_PWM_START,       NULL},
   {"Halt",       "    DT Stop PWM output",                       DT_PWM_CMD_PWM_STOP,        NULL},
   {"Demo",       "    DT Demo PWM Settings",                     DT_PWM_CMD_PWM_DEMO,        NULL},
   {"Reset",      "    DT Reset All Channels to Initial Settings",DT_PWM_CMD_PWM_INITIAL,     NULL},
   {"Stat",       "    DT Display Status",                        DT_PWM_CMD_STATUS,          Display_DT_Status},
   {"SETBurst",   "    DT Set all channels to PWM Burst",         DT_PWM_CMD_PWM_BURST,       NULL},
   {"SETCont",    "    DT Set all channels to PWM Continuous",    DT_PWM_CMD_PWM_CONT,        NULL},
}