Diff: MAX11043/MAX11043.cpp

Revision:

75:0900a57f2e5d

Parent:

74:f4f969c9a7a9

Child:

76:0397493d7baf

--- a/MAX11043/MAX11043.cpp	Sun Feb 23 11:38:40 2020 +0000
+++ b/MAX11043/MAX11043.cpp	Sun Feb 23 12:34:49 2020 +0000
@@ -56,6 +56,12 @@
 // Diagnostic: Use MAX32625MBED pin D5 as DigitalOut EOC#-detected
 // WIP MAX11043 interrupt EOC echo - moving DigitalOut ScopeTrigger to global scope, it compiles but there is no activity on scope
 extern DigitalInOut digitalInOut5; // declared in Test_Main_MAX11043.cpp (D5, PIN_INPUT, PullUp, 1) 
+const size_t byteCount_onEOCFallingEdge = 1 + (2 * 4);
+const uint8_t mosiData_onEOCFallingEdge[9] = {
+    MAX11043::CMD_0001_1010_d16o8_d16o8_d16o8_d16o8_Rd06_ADCabcd,
+    0, 0, 0, 0, 0, 0, 0, 0
+};
+uint8_t misoData_onEOCFallingEdge[9];
 #endif // MAX11043_ScopeTrigger_MAX32625MBED_D5
 
 // Device Name = MAX11043
@@ -255,7 +261,7 @@
     digitalInOut5.write(1); // ScopeTrigger
 #endif // MAX11043_ScopeTrigger_MAX32625MBED_D5
 #endif
-#if 0
+#if 1
     // TODO: read 4 channels in response to EOC# falling edge
     //     WIP MAX11043 interrupt CRASH on Menu item HH CONVRUN High
     //
@@ -268,10 +274,53 @@
     //     For more info, visit: https://armmbed.github.io/mbedos-error/?error=0x80020115
     //     -- MbedOS Error Info --
     extern MAX11043 g_MAX11043_device;
-    g_MAX11043_device.Read_ADCabcd();
+    //~ g_MAX11043_device.Read_ADCabcd();
     // read register ADCabcd -> &adca, &adcb, &adcc, &adcd
     // g_MAX11043_device.RegRead(CMD_0001_1010_d16o8_d16o8_d16o8_d16o8_Rd06_ADCabcd, 0);
+    // SPI 8+64 = 72-bit transfer
+    //            1234 5678 ___[1]_16 ___[2]_24 ___[3]_32 ___[4]_40 ___[5]_48 ___[6]_56 ___[7]_64 ___[8]_72
+    // SPI MOSI = 1aaa_aaaa_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000 ... _0000
+    // SPI MISO = xxxx_xxxx_dddd_dddd_dddd_dddd_dddd_dddd_dddd_dddd_dddd_dddd_dddd_dddd_dddd_dddd_dddd_dddd ... _xxxx
+    // global const size_t byteCount_onEOCFallingEdge = 1 + (2 * 4);
+    // global const uint8_t mosiData_onEOCFallingEdge[9] = {
+    // global     CMD_0001_1010_d16o8_d16o8_d16o8_d16o8_Rd06_ADCabcd,
+    // global     0, 0, 0, 0, 0, 0, 0, 0
+    // global };
+    // global uint8_t misoData_onEOCFallingEdge[9];
+    // SPIreadWriteWithLowCS(size_t byteCount, uint8_t mosiData[], uint8_t misoData[]);
+    // SPIreadWriteWithLowCS(byteCount_onEOCFallingEdge, mosiData_onEOCFallingEdge, misoData_onEOCFallingEdge);
+    // onSPIprint() is not interrupt-safe
+    // unsigned int numBytesTransferred = m_spi.write((char*)mosiData, byteCount, (char*)misoData, byteCount);
+    // g_MAX11043_device.m_spi is inaccessible
+    extern SPI spi; // declared in Test_Main_MAX11043.cpp
+    spi.write((char*)mosiData_onEOCFallingEdge, byteCount_onEOCFallingEdge, (char*)misoData_onEOCFallingEdge, byteCount_onEOCFallingEdge);
+    // 
+    // ++ MbedOS Error Info ++
+    // Error Status: 0x80020115 Code: 277 Module: 2
+    // Error Message: Mutex lock failed
+    // Location: 0xBABB
+    // Error Value: 0xFFFFFFFA
+    // Current Thread: main  Id: 0x20002CD0 Entry: 0xBD9F StackSize: 0x1000 StackMem: 0x20001CD0 SP: 0x20027F10
+    // For more info, visit: https://armmbed.github.io/mbedos-error/?error=0x80020115
+    // -- MbedOS Error Info --
+    // 
+    //if (ptrRegData) { (*ptrRegData) = (misoData[1] << 8) | misoData[2]; }
+    //if (commandByte == CMD_0001_1010_d16o8_d16o8_d16o8_d16o8_Rd06_ADCabcd) {
+        // TODO1: update adca
+        //g_MAX11043_device.adca = (misoData_onEOCFallingEdge[1] << 8) | misoData_onEOCFallingEdge[2];
+        // TODO1: update adcb
+        //g_MAX11043_device.adcb = (misoData_onEOCFallingEdge[3] << 8) | misoData_onEOCFallingEdge[4];
+        // TODO1: update adcc
+        //g_MAX11043_device.adcc = (misoData_onEOCFallingEdge[5] << 8) | misoData_onEOCFallingEdge[6];
+        // TODO1: update adcd
+        //g_MAX11043_device.adcd = (misoData_onEOCFallingEdge[7] << 8) | misoData_onEOCFallingEdge[8];
+    //}
 #endif
+#if MAX11043_ScopeTrigger_MAX32625MBED_D5
+// Diagnostic: Use MAX32625MBED pin D5 as DigitalOut EOC#-detected
+    digitalInOut5.write(0); // ScopeTrigger
+    digitalInOut5.write(1); // ScopeTrigger
+#endif // MAX11043_ScopeTrigger_MAX32625MBED_D5
 }
 #endif // MAX11043_EOC_INTERRUPT_POLLING