Diff: spi_slave.cpp

Revision:

0:38fe4bc9b7c3

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/spi_slave.cpp	Sat Jan 02 09:54:43 2021 +0000
@@ -0,0 +1,132 @@
+#include "mbed.h"
+
+#include "mcp3208.h"
+
+SPISlave to_cdh(p5,p6,p7,p8); // mosi, miso, sclk, ssel
+Serial pc(USBTX,USBRX);
+
+DigitalOut myleds[4] = {LED1,LED2,LED3,LED4}; // mbed動作目視確認用LED
+DigitalOut ADC_on(p21); // ADC用のスイッチをONにするピン
+DigitalOut ADC_off(p22); // ADC用のスイッチをOFFにするピン
+DigitalOut COM_on(p23);
+DigitalOut COM_off(p24);
+DigitalOut myled(LED1);
+
+AnalogIn v(p16);
+SPI spi(p11,p12,p13);
+MCP3208 mcp3208(spi,p14);
+DigitalOut dyn(p25);
+
+float v_bat[5], EPS_cur[5], ADC_cur[5], dyn_cur[5];
+int data;
+
+int main()
+{
+    pc.printf("--Hi,this is eps(slave).\r\n");
+    
+    to_cdh.format(8,3);
+    to_cdh.frequency(1000000);
+
+    int sdummy = 0xAA;
+
+    while(1) {
+
+        if(to_cdh.receive()) {
+            int rcmd = to_cdh.read();   //receive 1st byte
+            int rdummy = to_cdh.read(); //receive 2nd byte
+            
+            to_cdh.reply(sdummy); // prepare to send 1st byte (dummy)
+//            to_cdh.reply(rcmd);
+            
+            if(rcmd == 0x01){
+                to_cdh.reply(rcmd);
+            }
+            else if(rcmd == 0x02){
+                to_cdh.reply(rcmd);
+                
+                pc.printf("ADC ON \r\n");
+                ADC_on = 1;
+                wait(0.5);
+                ADC_on = 0;
+            }
+            else if (rcmd == 0x05){
+                to_cdh.reply(rcmd);
+                pc.printf("start initial sensing\r\n");
+                for(int i=0; i<5; i++){
+                    v_bat[i] = v.read()*3.3*8.4/3.3;
+                    EPS_cur[i] = mcp3208.read_input(0)*5; //()内の数字はchナンバー
+                    ADC_cur[i] = mcp3208.read_input(1)*5; //()内の数字はchナンバー
+                    pc.printf("bat_v = %f[v] EPS_cur = %f[A] ADC_cur = %f[A]\r\n ",v_bat[i],EPS_cur[i],ADC_cur[i]);
+                    wait(1.0);
+                }
+                pc.printf("finish initial sensing \r\n");
+            
+            }
+            else if(rcmd == 0x07){
+               to_cdh.reply(0xF0);
+               pc.printf("send initial sensing data\r\n");
+            }
+
+            else if(rcmd == 0x08){
+                to_cdh.reply(rcmd);
+                
+                pc.printf("COM ON\r\n");
+                COM_on = 1;
+                wait(0.5);
+                COM_on = 0;
+            }                   
+
+            else if(rcmd == 0x11){
+                to_cdh.reply(rcmd);
+                
+                pc.printf("COM OFF\r\n");
+                COM_off = 1;
+                wait(0.5);
+                COM_off = 0;
+            }                      
+                     
+            else if(rcmd == 0x14){
+                to_cdh.reply(rcmd);
+                
+                pc.printf("Check battery voltage\r\n");
+                for(int i=0; i<5; i++){
+                    v_bat[i] = v.read()*3.3*8.4/3.3; //3.3必要？
+                    pc.printf("bat_v = %f[v]\r\n ",v_bat[i]);
+                    wait(1.0);
+                }
+                pc.printf("finish \r\n");                  
+            } 
+                        
+            else if(rcmd == 0x15){
+                to_cdh.reply(0xF1);
+                pc.printf("Send battery voltage data\r\n");
+            } 
+                        
+            else if(rcmd == 0x16){
+                to_cdh.reply(rcmd);
+                
+                pc.printf("Heatcut ON\r\n");
+                dyn = 1;
+                for(int i=0; i<5; i++){
+                   dyn_cur[i]= mcp3208.read_input(3)*5; //()内の数字はchナンバー
+                   pc.printf("dyn_cur = %f[A]\r\n ",dyn_cur[i]);
+                   wait(1.0);
+                }
+                dyn = 0;
+                pc.printf("heat cut OFF\r\n");                
+            } 
+                        
+            else if(rcmd == 0x17){
+                to_cdh.reply(0xF2);
+                pc.printf("Send cell current data\r\n");
+            } 
+            else{
+                to_cdh.reply(0xFF);
+            }
+                 
+            pc.printf("rcmd: %02x, dummy: %02x\r\n",rcmd, rdummy);
+            
+
+        }
+    }
+}
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