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peanut butter jelly time

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This commit is contained in:
Pavol Rusnak 2011-04-06 04:08:26 +02:00
parent f9a133144e
commit c35e71b061
9 changed files with 242 additions and 95 deletions
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62
firmware/src/ssp.c
View file

@ -1,7 +1,7 @@
#include "LPC13xx.h"
#include "ssp.h"
void SSPSend( char *buf, uint32_t Length )
void SSPSend( const uint8_t *buf, uint32_t Length )
{
uint32_t i;
uint8_t Dummy = Dummy;
@ -27,6 +27,8 @@ void SSPSend( char *buf, uint32_t Length )
}
void SSPInit() {
uint32_t i;
// reset peripherals
LPC_SYSCON->PRESETCTRL |= (0x01<<0); // SSP reset de-asserted
LPC_SYSCON->SYSAHBCLKCTRL |= (0x01<<11); // Enables clock for SSP.
@ -56,15 +58,12 @@ LPC_IOCON->PIO0_2 |= 0x01;
LPC_SSP->CR0 = 0x0007;
LPC_SSP->CPSR = 0x02;
LPC_IOCON->PIO0_7 = 0x00; // D/C^
LPC_GPIO0->DIR |= 1 << 7;
LPC_IOCON->PIO2_0 = 0x00; // RES^
LPC_GPIO2->DIR |= 1 << 0;
// SSP Enable with Master mode
LPC_SSP->CR1 = (0x01<<1) | (0x00<<2);
@ -74,58 +73,19 @@ NVIC_EnableIRQ(SSP_IRQn);
/* enable all error related interrupts */
LPC_SSP->IMSC = (0x1<<0) | (0x1<<1);
int i;
// reset
//LPC_GPIO2->MASKED_ACCESS[0x01<<0] = 1 << 0;
// for (i = 0; i < 100; i++);
//LPC_GPIO2->MASKED_ACCESS[0x01<<0] = 0 << 0;
// select
//LPC_GPIO0->MASKED_ACCESS[0x01<<2] = 0 << 2;
// for (i = 0; i < 100; i++);
// command
LPC_GPIO0->MASKED_ACCESS[0x01<<7] = 0 << 7;
// for (i = 0; i < 100; i++);
/*
SSPSend("\x21\xc8\x06\x13\x20\x0c", 6);
// x:0 y:0
SSPSend("\x20\x0c", 2);
SSPSend("\x80\x40", 2);
// send init
SSPSend((uint8_t *)"\x21\xbf\x04\x14\x0c\x20\x0c", 7);
// move to (0,0)
SSPSend((uint8_t *)"\x80\x40", 2);
// data
LPC_GPIO0->MASKED_ACCESS[0x01<<7] = 0 << 7;
// for (i = 0; i < 100; i++);
SSPSend("\x21\xc8\x06\x13\x20\x0c", 6);
// x:0 y:0
SSPSend("\x20\x0c", 2);
LPC_GPIO0->MASKED_ACCESS[0x01<<7] = 0 << 7;
*/
SSPSend("\x21\xc8\x06\x13\x20\x0c", 6);
SSPSend("\x80\x40", 2);
//SSPSend("\x20\x0c", 2);
LPC_GPIO0->MASKED_ACCESS[0x01<<7] = 1 << 7;
for (i=0;i<84*48;i++)
SSPSend("\x00", 1);
SSPSend("\x00", 1);
SSPSend("\x00", 1);
while (1){
SSPSend("\x7f\x49\x49\x49\x36\x00", 6); // B
SSPSend("\x7f\x09\x19\x29\x46\x00", 6); // R
SSPSend("\x7f\x02\x0c\x02\x7f\x00", 6); // M
SSPSend("\x7f\x40\x40\x40\x40\x00", 6); // L
SSPSend("\x7e\x11\x11\x11\x7e\x00", 6); // A
SSPSend("\x7f\x49\x49\x49\x36\x00", 6); // B
SSPSend("\x00\x00\x00\x00\x00\x00\x00", 7);
for(i=0;i<100000;i++);
}
// clear display
for (i=0;i<84*6;i++)
SSPSend((uint8_t *)"\x00", 1);
}