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u8g2-copy
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performance

This commit is contained in:
olikraus 2016-11-27 23:35:12 +01:00
parent f23b955f2d
commit 9c793c3d01
2 changed files with 78 additions and 5 deletions
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79
cppsrc/U8x8lib.cpp
View File

@ -211,8 +211,81 @@ extern "C" uint8_t u8x8_byte_arduino_4wire_sw_spi(u8x8_t *u8x8, uint8_t msg, uin
switch(msg)
{
case U8X8_MSG_BYTE_SEND:
data = (uint8_t *)arg_ptr;
data = (uint8_t *)arg_ptr;
if ( takeover_edge == 0 )
{
while( arg_int > 0 )
{
b = *data;
data++;
arg_int--;
if ( b == 0 )
{
*arduino_data_port &= arduino_data_n_mask;
for( i = 0; i < 4; i++ )
{
*arduino_clock_port |= arduino_clock_mask;
*arduino_clock_port &= arduino_clock_n_mask;
*arduino_clock_port |= arduino_clock_mask;
*arduino_clock_port &= arduino_clock_n_mask;
}
}
else
{
for( i = 0; i < 8; i++ )
{
if ( b & 128 )
*arduino_data_port |= arduino_data_mask;
else
*arduino_data_port &= arduino_data_n_mask;
b <<= 1;
*arduino_clock_port |= arduino_clock_mask;
*arduino_clock_port &= arduino_clock_n_mask;
}
}
}
}
else
{
while( arg_int > 0 )
{
b = *data;
data++;
arg_int--;
if ( b == 0 )
{
*arduino_data_port &= arduino_data_n_mask;
for( i = 0; i < 4; i++ )
{
*arduino_clock_port &= arduino_clock_n_mask;
*arduino_clock_port |= arduino_clock_mask;
*arduino_clock_port &= arduino_clock_n_mask;
*arduino_clock_port |= arduino_clock_mask;
}
}
else
{
for( i = 0; i < 8; i++ )
{
if ( b & 128 )
*arduino_data_port |= arduino_data_mask;
else
*arduino_data_port &= arduino_data_n_mask;
b <<= 1;
*arduino_clock_port &= arduino_clock_n_mask;
*arduino_clock_port |= arduino_clock_mask;
}
}
}
}
#ifdef NOTUSED
data = (uint8_t *)arg_ptr;
while( arg_int > 0 )
{
b = *data;
@ -273,7 +346,7 @@ extern "C" uint8_t u8x8_byte_arduino_4wire_sw_spi(u8x8_t *u8x8, uint8_t msg, uin
}
}
#endif
break;

4
sys/arduino/u8g2_page_buffer/FPS/FPS.ino
View File

@ -167,7 +167,7 @@
26.Nov 2016
U8G2_ST7920_128X64_1_8080 Uno Clip=13.5 Box=12.1 @=3.6 Pix=5.9 atmega&arduino optimized
U8G2_ST7920_128X64_1_SW_SPI Uno Clip=12.9 Box=11.0 @=3.5 Pix=5.4 issue 87
U8G2_ST7920_128X64_1_SW_SPI Uno Clip=13.5 Box=11.5 @=3.5 Pix=5.6 issue 87
U8G2_SSD1306_128X64_NONAME_1_4W_SW_SPI Uno Clip=21.7 Box=46.8 @=4.0 Pix=7.1
U8G2_SSD1306_128X64_NONAME_1_4W_HW_SPI Uno Clip=25.8 Box=84.2 @=4.2 Pix=7.8
U8G2_SSD1306_128X64_NONAME_1_8080 Uno Clip=16.1 Box=29.1 @=3.9 Pix=6.6
@ -214,7 +214,7 @@
//U8G2_ST7920_192X32_1_SW_SPI u8g2(U8G2_R0, /* clock=*/ 18 /* A4 */ , /* data=*/ 16 /* A2 */, /* CS=*/ 17 /* A3 */, /* reset=*/ U8X8_PIN_NONE);
//U8G2_ST7920_128X64_1_8080 u8g2(U8G2_R0, 8, 9, 10, 11, 4, 5, 6, 7, /*enable=*/ 18 /* A4 */, /*cs=*/ U8X8_PIN_NONE, /*dc/rs=*/ 17 /* A3 */, /*reset=*/ 15 /* A1 */); // Remember to set R/W to 0
//U8G2_ST7920_128X64_1_SW_SPI u8g2(U8G2_R0, /* clock=*/ 18 /* A4 */ , /* data=*/ 16 /* A2 */, /* CS=*/ 17 /* A3 */, /* reset=*/ U8X8_PIN_NONE);
//U8G2_ST7920_128X64_1_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* CS=*/ 10, /* reset=*/ 8);
U8G2_ST7920_128X64_1_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* CS=*/ 10, /* reset=*/ 8);
//U8G2_ST7920_128X64_1_HW_SPI u8g2(U8G2_R0, /* CS=*/ 10, /* reset=*/ 8);
//U8G2_ST7565_EA_DOGM128_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
//U8G2_ST7565_EA_DOGM128_1_4W_HW_SPI u8g2(U8G2_R0, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);