xeye_ atsu / Mbed 2 deprecated FRDM_RaVem_JVM

JVM test

Dependencies:   mbed

device_depend.cpp@9:4ea7773ea2b0, 2013-09-07 (annotated)

Committer:
lynxeyed_atsu
Date:
Sat Sep 07 04:59:10 2013 +0000
Revision:
9:4ea7773ea2b0
Parent:
8:d9e205196dfc 
added if_icmp* mnemonics

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lynxeyed_atsu 5:047542b65d00 1 #include <stdio.h>
lynxeyed_atsu 5:047542b65d00 2 #include <string.h>
lynxeyed_atsu 5:047542b65d00 3 #include "device_depend.h"
lynxeyed_atsu 5:047542b65d00 4
lynxeyed_atsu 9:4ea7773ea2b0 5 #define bc_str_length 2048 // from 32 to 1024
lynxeyed_atsu 6:b9d0d96b052f 6
lynxeyed_atsu 8:d9e205196dfc 7 BusInOut ledport(LED1, LED2, LED3, LED4);
lynxeyed_atsu 6:b9d0d96b052f 8 Serial pc(USBTX, USBRX); // tx, rx
lynxeyed_atsu 6:b9d0d96b052f 9 LocalFileSystem local("local");
lynxeyed_atsu 6:b9d0d96b052f 10 FILE* ReadFile;
lynxeyed_atsu 6:b9d0d96b052f 11 Ticker tick;
lynxeyed_atsu 5:047542b65d00 12
lynxeyed_atsu 5:047542b65d00 13 volatile static unsigned long msTicks; /* counts 1ms timeTicks */
lynxeyed_atsu 6:b9d0d96b052f 14 char bc_str[bc_str_length];
lynxeyed_atsu 6:b9d0d96b052f 15 int last_bc_num = 0;
lynxeyed_atsu 5:047542b65d00 16
lynxeyed_atsu 5:047542b65d00 17 void hardware_init(void){
lynxeyed_atsu 5:047542b65d00 18 setup_systick();
lynxeyed_atsu 8:d9e205196dfc 19 ledport.output();
lynxeyed_atsu 5:047542b65d00 20 }
lynxeyed_atsu 5:047542b65d00 21
lynxeyed_atsu 5:047542b65d00 22 void uart_print(char *str){
lynxeyed_atsu 5:047542b65d00 23 pc.printf(str);
lynxeyed_atsu 5:047542b65d00 24 return;
lynxeyed_atsu 5:047542b65d00 25 }
lynxeyed_atsu 5:047542b65d00 26
lynxeyed_atsu 5:047542b65d00 27 void uart_init(int baud_rate){
lynxeyed_atsu 5:047542b65d00 28
lynxeyed_atsu 5:047542b65d00 29 }
lynxeyed_atsu 5:047542b65d00 30
lynxeyed_atsu 5:047542b65d00 31 int uart_read(void){
lynxeyed_atsu 5:047542b65d00 32 return pc.getc();
lynxeyed_atsu 5:047542b65d00 33 }
lynxeyed_atsu 5:047542b65d00 34
lynxeyed_atsu 5:047542b65d00 35 int time_millis(void){
lynxeyed_atsu 5:047542b65d00 36 return msTicks;
lynxeyed_atsu 5:047542b65d00 37 }
lynxeyed_atsu 5:047542b65d00 38
lynxeyed_atsu 5:047542b65d00 39 void port_write(int port, int bit, int value){
lynxeyed_atsu 8:d9e205196dfc 40 if((bit < 0)||(bit > 3))return;
lynxeyed_atsu 8:d9e205196dfc 41 int i = ledport;
lynxeyed_atsu 8:d9e205196dfc 42 if(value)
lynxeyed_atsu 8:d9e205196dfc 43 i |= (1 << bit);
lynxeyed_atsu 8:d9e205196dfc 44 else
lynxeyed_atsu 8:d9e205196dfc 45 i &= ~(1 << bit);
lynxeyed_atsu 8:d9e205196dfc 46
lynxeyed_atsu 8:d9e205196dfc 47 ledport = i;
lynxeyed_atsu 7:2a384a077520 48 return;
lynxeyed_atsu 5:047542b65d00 49 }
lynxeyed_atsu 5:047542b65d00 50
lynxeyed_atsu 6:b9d0d96b052f 51 void bytecode_read_init(void){
lynxeyed_atsu 6:b9d0d96b052f 52
lynxeyed_atsu 6:b9d0d96b052f 53 if(NULL == (ReadFile = fopen ("/local/Test.cla","rb"))){ uart_print(" ERROR:Can't read class File.\r\n"); while(1); }
lynxeyed_atsu 6:b9d0d96b052f 54 fseek(ReadFile, 0, SEEK_SET);
lynxeyed_atsu 6:b9d0d96b052f 55 // I don't know why, but fseek does not work right. So I use fgetc instead.
lynxeyed_atsu 6:b9d0d96b052f 56 //fgets(bc_str, bc_str_length, ReadFile);
lynxeyed_atsu 6:b9d0d96b052f 57 printf("loading...");
lynxeyed_atsu 6:b9d0d96b052f 58 for(int i = 0; i < bc_str_length; i++) bc_str[i] = fgetc(ReadFile);
lynxeyed_atsu 6:b9d0d96b052f 59 printf("end\r\n");
lynxeyed_atsu 6:b9d0d96b052f 60 //last_bc_num = bc_str_length;
lynxeyed_atsu 6:b9d0d96b052f 61 }
lynxeyed_atsu 6:b9d0d96b052f 62
lynxeyed_atsu 6:b9d0d96b052f 63 char* bytecode_read(int bc_num, int length){
lynxeyed_atsu 6:b9d0d96b052f 64
lynxeyed_atsu 6:b9d0d96b052f 65 if((last_bc_num <= bc_num)&&(bc_num < last_bc_num + bc_str_length)&&(length <= bc_str_length)){ // exists data in buffer
lynxeyed_atsu 6:b9d0d96b052f 66 return &bc_str[bc_num - last_bc_num];
lynxeyed_atsu 6:b9d0d96b052f 67 }else
lynxeyed_atsu 6:b9d0d96b052f 68 {
lynxeyed_atsu 6:b9d0d96b052f 69 fseek(ReadFile, bc_num, SEEK_SET);
lynxeyed_atsu 6:b9d0d96b052f 70 for(int i = 0; i < bc_str_length; i++)
lynxeyed_atsu 6:b9d0d96b052f 71 {
lynxeyed_atsu 6:b9d0d96b052f 72 bc_str[i] = fgetc(ReadFile);
lynxeyed_atsu 6:b9d0d96b052f 73 }
lynxeyed_atsu 6:b9d0d96b052f 74 last_bc_num = bc_num;
lynxeyed_atsu 6:b9d0d96b052f 75 }
lynxeyed_atsu 6:b9d0d96b052f 76 return bc_str;
lynxeyed_atsu 6:b9d0d96b052f 77 }
lynxeyed_atsu 5:047542b65d00 78
lynxeyed_atsu 5:047542b65d00 79 /*----------------------------------------------------------------------------
lynxeyed_atsu 5:047542b65d00 80 SysTick_Handler
lynxeyed_atsu 5:047542b65d00 81 *----------------------------------------------------------------------------*/
lynxeyed_atsu 5:047542b65d00 82 void SysTickCount(void) {
lynxeyed_atsu 5:047542b65d00 83 msTicks++; /* increment counter necessary in Delay() */
lynxeyed_atsu 5:047542b65d00 84 }
lynxeyed_atsu 5:047542b65d00 85
lynxeyed_atsu 5:047542b65d00 86 void setup_systick (void) {
lynxeyed_atsu 5:047542b65d00 87 msTicks = 0;
lynxeyed_atsu 5:047542b65d00 88 tick.attach_us(&SysTickCount, 1000); //set 32kHz/8(word FIFO) sampling data }
lynxeyed_atsu 5:047542b65d00 89 }
lynxeyed_atsu 5:047542b65d00 90