Chr Doerr / Mbed 2 deprecated 23LC1024

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Dependencies:   mbed

main.cpp@1:335226bb4a9a, 2014-03-18 (annotated)

Committer:
chrdoerr
Date:
Tue Mar 18 17:20:38 2014 +0000
Revision:
1:335226bb4a9a
Parent:
0:937ac9b5da23 
Docu

Who changed what in which revision?

UserRevisionLine numberNew contents of line
chrdoerr 0:937ac9b5da23 1 /*
chrdoerr 0:937ac9b5da23 2 * SPI RAM 23LC1024 (Microchip)
chrdoerr 0:937ac9b5da23 3 * 1Mbit
chrdoerr 0:937ac9b5da23 4 */
chrdoerr 0:937ac9b5da23 5 #include "mbed.h"
chrdoerr 0:937ac9b5da23 6 #include "23LCV1024.h"
chrdoerr 0:937ac9b5da23 7
chrdoerr 0:937ac9b5da23 8 DigitalOut led1(LED1);
chrdoerr 0:937ac9b5da23 9
chrdoerr 0:937ac9b5da23 10 //LPC1769
chrdoerr 0:937ac9b5da23 11 //Serial pc(USBTX, USBRX);
chrdoerr 0:937ac9b5da23 12 //SPI spi(p5, p6, p7); // mosi, miso, sclk
chrdoerr 0:937ac9b5da23 13
chrdoerr 0:937ac9b5da23 14 // LPC11U24
chrdoerr 0:937ac9b5da23 15 SPI spi(P0_9, P0_8, P1_29);
chrdoerr 0:937ac9b5da23 16 Serial pc(P0_19, P0_18);
chrdoerr 0:937ac9b5da23 17
chrdoerr 0:937ac9b5da23 18
chrdoerr 0:937ac9b5da23 19
chrdoerr 0:937ac9b5da23 20 int main() {
chrdoerr 0:937ac9b5da23 21 pc.baud(115200);
chrdoerr 0:937ac9b5da23 22 spi.frequency(16000000);
chrdoerr 0:937ac9b5da23 23
chrdoerr 0:937ac9b5da23 24 led1 = 1;
chrdoerr 0:937ac9b5da23 25
chrdoerr 0:937ac9b5da23 26 int i;
chrdoerr 0:937ac9b5da23 27 char buf[256];
chrdoerr 0:937ac9b5da23 28
chrdoerr 0:937ac9b5da23 29 printf("RAM write\r\n");
chrdoerr 1:335226bb4a9a 30 SRAM23LCV1024 sram(spi, P0_2); // p8 for LPC1769
chrdoerr 0:937ac9b5da23 31
chrdoerr 0:937ac9b5da23 32 printf("RAM mode: %d\n", sram.getReadMode());
chrdoerr 0:937ac9b5da23 33
chrdoerr 0:937ac9b5da23 34 printf("Written Hello test\n");
chrdoerr 0:937ac9b5da23 35 strcpy(buf, "Hello test!");
chrdoerr 0:937ac9b5da23 36 sram.writeBytes(0x000000, buf, 11);
chrdoerr 0:937ac9b5da23 37
chrdoerr 0:937ac9b5da23 38 for (i = 64; i < 125; i ++) buf[i-64] = i;
chrdoerr 0:937ac9b5da23 39
chrdoerr 0:937ac9b5da23 40 sram.readBytes(0x000003, buf, 5);
chrdoerr 0:937ac9b5da23 41
chrdoerr 0:937ac9b5da23 42 printf("reading bytes 3-5\n");
chrdoerr 0:937ac9b5da23 43
chrdoerr 0:937ac9b5da23 44 for (i = 0; i < 5; i ++) {
chrdoerr 0:937ac9b5da23 45 printf("%c", buf[i]);
chrdoerr 0:937ac9b5da23 46 }
chrdoerr 0:937ac9b5da23 47 printf("\n");
chrdoerr 0:937ac9b5da23 48
chrdoerr 0:937ac9b5da23 49 led1 = 0;
chrdoerr 0:937ac9b5da23 50
chrdoerr 0:937ac9b5da23 51
chrdoerr 0:937ac9b5da23 52
chrdoerr 0:937ac9b5da23 53 }