User manual
470
mikoBasic PRO for PIC32
MikroElektronika
Library Example
The example demonstrates how to communicate to KS0108 Glcd via the SPI module, using serial to parallel convertor 
MCP23S17.
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program SPI_Glcd
‘ Port Expander module connections
dim SPExpanderRST as sbit at LATD8_bit
 SPExpanderCS as sbit at LATD9_bit
 SPExpanderRST_Direction as sbit at TRISD8_bit
 SPExpanderCS_Direction as sbit at TRISD9_bit
‘ End Port Expander module connections
dim someText as char[20]
 counter as byte
sub procedure Delay2S
 Delay_ms(2000)
end sub
main:
 CHECON = 0x32
 AD1PCFG = 0xFFFF   ‘ Congure AN pins as digital
  ‘ If Port Expander Library uses SPI2 module
 ‘ Initialize SPI module used with PortExpander
    SPI2_Init_Advanced(_SPI_MASTER,_SPI_8_BIT,  4,  _SPI_SS_DISABLE,_SPI_DATA_SAMPLE_
MIDDLE,_SPI_CLK_IDLE_LOW,_SPI_ACTIVE_2_IDLE)
 SPI_Glcd_Init(0)  ‘ Initialize Glcd via SPI
 SPI_Glcd_Fill(0x00)  ‘ Clear Glcd
 while TRUE
 SPI_Glcd_Image(@truck_bmp)  ‘ Draw image
 Delay2s() Delay2s()
 SPI_Glcd_ll(0x00)  ‘ Clear GLCD
 SPI_Glcd_PartialImage(0,0,68,30,128,64,@truck_bmp)  ‘ Partial image
 Delay_ms(500)
 SPI_Glcd_PartialImage(24,16,68,30,128,64,@truck_bmp)
 Delay_ms(500)
 SPI_Glcd_PartialImage(56,34,68,30,128,64,@truck_bmp)
 Delay2s() Delay2s()
 SPI_Glcd_Fill(0x00)  ‘ Clear GLCD
  SPI_Glcd_Box(62,40,124,56,1)  ‘ Draw box
 SPI_Glcd_Rectangle(5,5,84,35,1)  ‘ Draw rectangle
 Delay_ms(1000)
 SPI_Glcd_Rectangle_Round_Edges(2,2,87,38,7,1)
 Delay_ms(1000)










