ZDev Library

Table of Contents

1. Introduction

2. Board

board_init — initializes the board

board_stdout — sets the output device

3. Event

event_poll — check and invoke callbacks

4. IRQ

irq_setcb — sets the IRQ handler

irq_enable — enables the specified IRQ line

irq_disable — disables the speicifed IRQ line

5. Timer

timer_init — initializes the timer module.

timer_setup — initializes a new timer.

timer_setcb — Sets callback to be invoked

timer_expired — checks if timer has expired

6. Delay

delay_init — initializes the delay module.

mdelay — generates millisecond delays

7. Error

error_setcb — sets the error callback.

error_str — gets the error message.

8. LCD

lcd_init — initializes the LCD

lcd_putc — displays a character on the LCD

lcd_puts — displays a string on the LCD

lcd_goto — moves the LCD cursor

lcd_clear — clears the LCD

9. Graphics

gfx_init — initializes the graphics hardware and buffer.

gfx_clear — clears the display screen.

gfx_update — flushes the in-RAM graphics buffer.

gfx_set_pixel — sets the color of the specified pixel.

gfx_blit_bmp — copies a bitmap to the specified location.

gfx_set_font — sets the font as current font

gfx_draw_string — displays a string in the glcd

10. Button

button_init — initializes the button module

button_tstc — checks if button has been pressed

button_getc — gets the button pressed

button_setcb — sets the button callback

11. I²C

i2c_init — initializes I2C hardware.

i2c_start — generates START condition

i2c_stop — generates STOP condition

i2c_write — transmits a byte

i2c_read — receives a byte

i2c_get_config — gets current config.

i2c_set_config — sets the specified config.

i2c_tx — writes data to a slave device

i2c_rx — reads from a slave device

12. SPI

spi_init — initializes SPI controller

spi_tx_rx — transmit and receive a byte

spi_get_config — gets current config.

spi_set_config — sets the specified config.

13. Serial

serial_init — initializes serial port

serial_init_with_fifo — initializes serial port

serial_putc — sends a character

serial_puts — sends a string

serial_getc — gets the character received

serial_tstc — checks if character has been received

serial_rx_setcb — set the serial callback

14. GPIO

gpio_init — initializes the GPIO module

gpio_enable_pin — enables GPIO functionality

gpio_direction_input — switches pin direction to input

gpio_direction_output — switches pin direction to output

gpio_set_pin — sets the output pin state

gpio_get_pin — gets the input pin state

15. PWM

pwm_init — initializes the PWM interface

pwm_set_period — sets the PWM signal period.

pwm_set_frequency — sets the PWM signal frequency.

pwm_set_duty — sets the PWM signal duty cycle

pwm_start — starts PWM signal generation

pwm_stop — stops PWM signal generation

16. ADC

adc_init — initializes the ADC interface

adc_enable — enables a channel

adc_read8 — reads a byte from the ADC

adc_read16 — reads a 16-bit word from ADC

17. DAC

dac_init — initializes the DAC interface

dac_write8 — writes a byte to the DAC

dac_write16 — writes a 16-bit word to the DAC

18. EEPROM

eeprom_init — initializes the EEPROM

eeprom_write_protect — enables/disables EEPROM write protect

eeprom_write — writes to the EEPROM

eeprom_read — reads from the EEPROM

19. Using ZDev

1. Windows XP/2000/Vista

2. GNU/Linux