Diff: MCUGearBaseALPC1114.cpp

Revision:

2:aa2e471e8317

Parent:

1:95255bae41c8

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MCUGearBaseALPC1114.cpp	Sat May 03 17:09:14 2014 +0000
@@ -0,0 +1,87 @@
+/* MCU Gear Library, only for testing MCUGear without any circuit you connected.
+ * Copyright (c) 2013, NestEgg Inc., http://www.mcugear.com/
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "mbed.h"
+#include "MCUGearBaseALPC1114.h"
+
+I2C fpga_i2c(dp5, dp27);
+
+void fpga_write(int dev_adr,unsigned char adr, unsigned char data) {
+  char cmd[2];
+  cmd[0] = adr;
+  cmd[1] = data;
+  //fpga_i2c.frequency (FPGA_I2C_CLOCK);
+  fpga_i2c.write(dev_adr, cmd, 2);
+
+}
+
+unsigned char fpga_read(int dev_adr,unsigned char adr) {
+  char cmd[2];
+  cmd[0] = adr;
+  fpga_i2c.write(dev_adr, cmd, 1);
+  fpga_i2c.read(dev_adr, cmd, 1);
+  return cmd[0];
+}
+
+void initBase(void){
+
+    // FPGA reg clear
+     for (int i=0;i<20;i++)
+       fpga_write(FPGA_I2C_ADR,0x80+i,0);
+     
+    // read FPGA registers
+    fpga_read(FPGA_I2C_ADR,FPGA_SYSINFO_0);
+    fpga_read(FPGA_I2C_ADR,FPGA_SYSINFO_0+1);
+    fpga_read(FPGA_I2C_ADR,FPGA_SYSINFO_0+2);
+    fpga_read(FPGA_I2C_ADR,FPGA_SYSINFO_0+3);
+    // FPGA enable
+    fpga_write(FPGA_I2C_ADR,FPGA_ENABLE,1);   
+}
+
+void I2Cwrite(char addr, char data){
+
+    char cmd[1];
+    cmd[0] = data;
+    fpga_i2c.write(addr, cmd, 1);
+    //wait(0.01);
+    
+}
+
+void changeBank(uint8_t bank){
+    fpga_write(FPGA_I2C_ADR,0x10,bank);
+}
+
+void deleteBank(uint8_t bank){
+    fpga_write(FPGA_I2C_ADR,0x0c,(bank|0x80));
+    fpga_write(FPGA_I2C_ADR,0x10, bank);
+}
+/*
+void startReg(uint8_t bank){
+    fpga_write(FPGA_I2C_ADR,0x0c,bank);
+}
+
+void endReg(uint8_t bank){
+    fpga_write(FPGA_I2C_ADR,0x10, (bank|0x04));
+}
+*/
+
+