void lcd_transfer_sub_page(uint8_t page, uint8_t offset) {
uint8_t idx;
uint8_t *memory = lcd_memory;
buffer += page * LCD_PAGE_SIZE + offset;
/* enable and reset com interface of the ST7565R */
dog_spi_enable_client();
/* set write position */
dog_cmd_mode();
dog_spi_out(0x0b0 | page); /* select current page (ST7565R) */
dog_spi_out(0x010); /* set upper 4 bit of the col adr to 0 */
dog_spi_out(0x000); /* set lower 4 bit of the col adr to 0 */
/* send a complete page */
dog_data_mode();
#ifdef LCD_REVERSE
idx = 0;
while (idx != LCD_PAGE_WIDTH) {
dog_spi_out(buffer[idx++]);
}
#else /* DOG_REVERSE */
idx = LCD_PAGE_WIDTH;
while (idx != 0) {
dog_spi_out(buffer[--idx]);
}
#endif
/* disable com interface of the ST7565R */
dog_spi_disable_client();
}
uint8_t dog_GetSPIByte(void)
{
uint8_t result;
dog_spi_enable_client();
dog_cmd_mode();
result = dog_spi_out(0x0e3); /* NOP command for UC1610 and ST7565 */
dog_spi_disable_client();
return result;
}
void dog_SetInvertPixelMode(uint8_t val)
{
val &= 1;
val |= 0x0a6; /* invert pixel mode */
dog_spi_enable_client();
dog_cmd_mode();
dog_spi_out(val);
dog_data_mode();
dog_spi_disable_client();
}
void dog_SetContrast(uint8_t val)
{
val &= 63;
dog_spi_enable_client();
dog_cmd_mode();
dog_spi_out(0x081); /* set contrast */
dog_spi_out(val); /* contrast value */
dog_data_mode();
dog_spi_disable_client();
}
void dog_SetUC1610GrayShade(uint8_t val)
{
#if defined(DOGXL160_HW_BW) || defined(DOGXL160_HW_GR)
val &= 3;
dog_spi_enable_client();
dog_cmd_mode();
dog_spi_out(0x0d0 | val); /* set RMS gray level separation value */
dog_data_mode();
dog_spi_disable_client();
#endif
}
static void dog_transfer_page(void)
{
uint8_t idx;
/* enable and reset com interface of the ST7565R */
dog_spi_enable_client();
/* set write position */
dog_cmd_mode();
dog_spi_out(0x0b0 | dog_curr_page ); /* select current page */
dog_spi_out(0x010 ); /* set upper 4 bit of the col adr to 0 */
dog_spi_out(0x000 ); /* set lower 4 bit of the col adr to 0 */
/* send a complete page */
dog_data_mode();
//#ifdef DOG_REVERSE
if (dog_reverse) {
idx = 0;
while( idx != DOG_PAGE_WIDTH )
{
dog_spi_out(dog_page_buffer[idx]);
idx++;
}
//#else
} else {
idx = DOG_PAGE_WIDTH;
while( idx != 0 )
{
idx--;
dog_spi_out(dog_page_buffer[idx]);
}
//#endif
}
/* disable com interface of the ST7565R */
dog_spi_disable_client();
}
static void dog_init_display(void)
{
dog_Delay(10);
dog_spi_disable_client(); /* force reset of the spi subsystem of the ST7565R */
dog_Delay(10);
dog_spi_enable_client();
dog_Delay(10);
dog_cmd_mode();
/* mostly taken from the EA dogm description */
switch (dog_model)
{
case DOGM128_HW:
//#ifdef DOGM128_HW
dog_spi_out(0x040); /* set display start line to 0 */
dog_spi_out(0x0a1); /* ADC set to reverse */
dog_spi_out(0x0c0); /* common output mode */
dog_spi_out(0x0a6); /* display normal, bit val 0: LCD pixel off. */
dog_spi_out(0x0a2); /* LCD bias 1/9 */
dog_spi_out(0x02f); /* all power control circuits on */
dog_spi_out(0x0f8); /* set booster ratio to */
dog_spi_out(0x000); /* 4x */
dog_spi_out(0x027); /* set V0 voltage resistor ratio to large */
dog_spi_out(0x081); /* set contrast */
dog_spi_out(0x018); /* contrast value, EA default: 0x016 */
dog_spi_out(0x0ac); /* indicator */
dog_spi_out(0x000); /* disable */
dog_spi_out(0x0af); /* display on */
//#endif
break;
case DOGM132_HW:
//#ifdef DOGM132_HW
dog_spi_out(0x040); /* set display start line to 0 */
dog_spi_out(0x0a1); /* ADC set to reverse */
dog_spi_out(0x0c0); /* common output mode */
dog_spi_out(0x0a6); /* display normal, bit val 0: LCD pixel off. */
dog_spi_out(0x0a2); /* LCD bias 1/9 */
dog_spi_out(0x02f); /* all power control circuits on */
dog_spi_out(0x0f8); /* set booster ratio to */
dog_spi_out(0x000); /* 4x */
dog_spi_out(0x023); /* set V0 voltage resistor ratio to large */
dog_spi_out(0x081); /* set contrast */
dog_spi_out(0x01f); /* contrast value, EA default: 0x01f */
dog_spi_out(0x0ac); /* indicator */
dog_spi_out(0x000); /* disable */
dog_spi_out(0x0af); /* display on */
//#endif
break;
case DOGS102_HW:
//#ifdef DOGS102_HW
dog_spi_out(0x040); /* set display start line to 0 */
dog_spi_out(0x0a1); /* ADC set to reverse */
dog_spi_out(0x0c0); /* common output mode */
dog_spi_out(0x0a6); /* display normal, bit val 0: LCD pixel off. */
dog_spi_out(0x0a2); /* LCD bias 1/9 */
dog_spi_out(0x02f); /* all power control circuits on */
dog_spi_out(0x027); /* regulator, booster and follower */
dog_spi_out(0x081); /* set contrast */
dog_spi_out(0x00e); /* contrast value, EA default: 0x010 */
dog_spi_out(0x0fa); /* Set Temp compensation */
dog_spi_out(0x090); /* 0.11 deg/c WP Off WC Off*/
dog_spi_out(0x0af); /* display on */
//#endif
break;
}
dog_spi_out(0x0a5); /* display all points */
dog_Delay(300);
dog_spi_out(0x0a4); /* normal display */
dog_Delay(300);
dog_spi_disable_client();
}
