WM8731 driver for SAM.

#include "wm8731.h"

Functions
void	wm8731_adc_input_select (uint32_t ul_flag)

void	wm8731_dac_select (uint32_t ul_flag)

void	wm8731_enable_adc_high_pass_filter (uint32_t ul_flag)

void	wm8731_left_headphone_volume_set (uint16_t us_value)

void	wm8731_left_line_in_volume_set (uint16_t us_value)

void	wm8731_power_mode_adc_line_in (void)

void	wm8731_power_mode_adc_mic (void)

void	wm8731_power_mode_all_active (void)

void	wm8731_power_mode_dac (void)

void	wm8731_power_mode_standby (void)

void	wm8731_reset (void)

void	wm8731_right_headphone_volume_set (uint16_t us_value)

void	wm8731_right_line_in_volume_set (uint16_t us_value)

void	wm8731_set_active (uint32_t ul_flag)

void	wm8731_set_bypass_enable (uint32_t ul_flag)

void	wm8731_set_core_clock_divider (uint32_t ul_flag)

void	wm8731_set_dac_phase (uint32_t ul_value)

void	wm8731_set_dac_soft_mute (uint32_t ul_flag)

void	wm8731_set_deemphasis (uint32_t ul_value)

void	wm8731_set_digital_audio_data_bit_length (uint32_t ul_value)

void	wm8731_set_digital_audio_interface_format (uint32_t ul_value)

void	wm8731_set_left_line_in_mute (uint32_t ul_flag)

void	wm8731_set_master_or_slave_mode (uint32_t ul_flag)

void	wm8731_set_mic_boost (uint32_t ul_flag)

void	wm8731_set_mic_mute (uint32_t ul_flag)

void	wm8731_set_output_clock_divider (uint32_t ul_flag)

void	wm8731_set_power_down_adc (uint32_t ul_flag)

void	wm8731_set_power_down_clkout (uint32_t ul_flag)

void	wm8731_set_power_down_dac (uint32_t ul_flag)

void	wm8731_set_power_down_line_in (uint32_t ul_flag)

void	wm8731_set_power_down_mic (uint32_t ul_flag)

void	wm8731_set_power_down_osc (uint32_t ul_flag)

void	wm8731_set_power_down_output (uint32_t ul_flag)

void	wm8731_set_power_off (uint32_t ul_flag)

void	wm8731_set_right_line_in_mute (uint32_t ul_flag)

void	wm8731_set_sampling_control (uint32_t ul_mode_flag, uint32_t ul_bosr, uint32_t ul_value)

static void	wm8731_write_register (uint32_t ul_register_address, uint16_t us_data)

Variables
uint16_t	g_us_wm8731_reg_active_control_value = 0x0000

uint16_t	g_us_wm8731_reg_analogue_audio_path_control_value = 0x000A

uint16_t	g_us_wm8731_reg_digital_audio_interface_format_value = 0x000A

uint16_t	g_us_wm8731_reg_digital_audio_path_control_value = 0x0008

uint16_t	g_us_wm8731_reg_left_headphone_out_value = 0x0079

uint16_t	g_us_wm8731_reg_left_line_in_value = 0x0097

uint16_t	g_us_wm8731_reg_power_down_control_value = 0x009F

uint16_t	g_us_wm8731_reg_right_headphone_out_value = 0x0079

uint16_t	g_us_wm8731_reg_right_line_in_value = 0x0097

uint16_t	g_us_wm8731_reg_sampling_control_value = 0x0000

static void wm8731_write_register	(	uint32_t	ul_register_address,
		uint16_t	us_data
	)

static

References twi_packet::addr_length, twi_packet::buffer, twi_packet::chip, twi_packet::length, twi_master_write(), TWI_WM8731, and WM8731_SLAVE_ADDRESS.

Referenced by wm8731_adc_input_select(), wm8731_dac_select(), wm8731_enable_adc_high_pass_filter(), wm8731_left_headphone_volume_set(), wm8731_left_line_in_volume_set(), wm8731_power_mode_adc_line_in(), wm8731_power_mode_adc_mic(), wm8731_power_mode_all_active(), wm8731_power_mode_dac(), wm8731_power_mode_standby(), wm8731_reset(), wm8731_right_headphone_volume_set(), wm8731_right_line_in_volume_set(), wm8731_set_active(), wm8731_set_bypass_enable(), wm8731_set_core_clock_divider(), wm8731_set_dac_phase(), wm8731_set_dac_soft_mute(), wm8731_set_deemphasis(), wm8731_set_digital_audio_data_bit_length(), wm8731_set_digital_audio_interface_format(), wm8731_set_left_line_in_mute(), wm8731_set_master_or_slave_mode(), wm8731_set_mic_boost(), wm8731_set_mic_mute(), wm8731_set_output_clock_divider(), wm8731_set_power_down_adc(), wm8731_set_power_down_clkout(), wm8731_set_power_down_dac(), wm8731_set_power_down_line_in(), wm8731_set_power_down_mic(), wm8731_set_power_down_osc(), wm8731_set_power_down_output(), wm8731_set_power_off(), wm8731_set_right_line_in_mute(), and wm8731_set_sampling_control().

uint16_t g_us_wm8731_reg_active_control_value = 0x0000

uint16_t g_us_wm8731_reg_analogue_audio_path_control_value = 0x000A

uint16_t g_us_wm8731_reg_digital_audio_interface_format_value = 0x000A

uint16_t g_us_wm8731_reg_digital_audio_path_control_value = 0x0008

uint16_t g_us_wm8731_reg_left_headphone_out_value = 0x0079

uint16_t g_us_wm8731_reg_left_line_in_value = 0x0097

uint16_t g_us_wm8731_reg_power_down_control_value = 0x009F

uint16_t g_us_wm8731_reg_right_headphone_out_value = 0x0079

uint16_t g_us_wm8731_reg_right_line_in_value = 0x0097

uint16_t g_us_wm8731_reg_sampling_control_value = 0x0000

Microchip® Advanced Software Framework

Functions

Variables