From 8c26f252fef5bc204297e2319c0fb3353bec3199 Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Sun, 30 Nov 2014 14:44:50 +0100
Subject: o Initial import.

---
 fiken_status_panel.ino | 330 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 330 insertions(+)
 create mode 100644 fiken_status_panel.ino

(limited to 'fiken_status_panel.ino')

diff --git a/fiken_status_panel.ino b/fiken_status_panel.ino
new file mode 100644
index 0000000..6283201
--- /dev/null
+++ b/fiken_status_panel.ino
@@ -0,0 +1,330 @@
+#include <SPI.h>
+#include <lib_aci.h>
+#include <aci_setup.h>
+
+#include "services.h"
+
+static services_pipe_type_mapping_t services_pipe_type_mapping[NUMBER_OF_PIPES] = SERVICES_PIPE_TYPE_MAPPING_CONTENT;
+static hal_aci_data_t setup_msgs[NB_SETUP_MESSAGES] PROGMEM = SETUP_MESSAGES_CONTENT;
+
+static struct aci_state_t aci_state;
+static hal_aci_evt_t aci_data;
+static bool timing_change_done  = false;
+
+void __ble_assert(const char *file, uint16_t line)
+{
+  Serial.print("ERROR ");
+  Serial.print(file);
+  Serial.print(": ");
+  Serial.print(line);
+  Serial.print("\n");
+  while(1);
+}
+
+void setup() {
+#if defined(BLEND_MICRO_8MHZ)
+  // As the F_CPU = 8000000UL, the USB core make the PLLCSR = 0x02
+  // But the external xtal is 16000000Hz, so correct it here.
+  PLLCSR |= 0x10;             // Need 16 MHz xtal
+  while (!(PLLCSR & (1<<PLOCK)));     // wait for lock pll
+#elif defined(BLEND_MICRO_16MHZ)
+  // The CPU clock in bootloader is 8MHz, change to 16MHz for sketches to run (i.e. overclock running at 3.3v).
+  CLKPR = 0x80;
+  CLKPR = 0;
+#endif
+
+  Serial.begin((unsigned int)115200);
+
+  //Wait until the serial port is available (useful only for the Leonardo)
+  //As the Leonardo board is not reseted every time you open the Serial Monitor
+  #if defined (__AVR_ATmega32U4__)
+  while(!Serial) {}
+  #elif defined(__PIC32MX__)
+  delay(1000);
+  #endif
+
+  Serial.println(F("setup()"));
+
+  // Point ACI data structures to the the setup data that the nRFgo studio generated for the nRF8001
+  if (NULL != services_pipe_type_mapping) {
+    aci_state.aci_setup_info.services_pipe_type_mapping = &services_pipe_type_mapping[0];
+  }
+  else {
+    aci_state.aci_setup_info.services_pipe_type_mapping = NULL;
+  }
+  aci_state.aci_setup_info.number_of_pipes    = NUMBER_OF_PIPES;
+  aci_state.aci_setup_info.setup_msgs         = (hal_aci_data_t*)setup_msgs;
+  aci_state.aci_setup_info.num_setup_msgs     = NB_SETUP_MESSAGES;
+
+  /*
+  Tell the ACI library, the MCU to nRF8001 pin connections.
+  The Active pin is optional and can be marked UNUSED
+  */
+  aci_state.aci_pins.board_name = REDBEARLAB_SHIELD_V2;
+  aci_state.aci_pins.reqn_pin   = 6;
+  aci_state.aci_pins.rdyn_pin   = 7;
+  aci_state.aci_pins.mosi_pin   = MOSI;
+  aci_state.aci_pins.miso_pin   = MISO;
+  aci_state.aci_pins.sck_pin    = SCK;
+
+  aci_state.aci_pins.spi_clock_divider      = SPI_CLOCK_DIV8;//SPI_CLOCK_DIV8  = 2MHz SPI speed
+                                                             //SPI_CLOCK_DIV16 = 1MHz SPI speed
+  
+  aci_state.aci_pins.reset_pin              = UNUSED; //4 for Nordic board, UNUSED for REDBEARLAB_SHIELD_V1_1
+  aci_state.aci_pins.active_pin             = UNUSED;
+  aci_state.aci_pins.optional_chip_sel_pin  = UNUSED;
+
+  aci_state.aci_pins.interface_is_interrupt = false; //Interrupts still not available in Chipkit
+  aci_state.aci_pins.interrupt_number       = 4;
+
+  //We reset the nRF8001 here by toggling the RESET line connected to the nRF8001
+  //If the RESET line is not available we call the ACI Radio Reset to soft reset the nRF8001
+  //then we initialize the data structures required to setup the nRF8001
+  //The second parameter is for turning debug printing on for the ACI Commands and Events so they be printed on the Serial
+  lib_aci_init(&aci_state, false);
+  Serial.println(F("lib_aci_init done"));
+}
+
+static bool setup_required = false;
+
+static void aci_loop() {
+  // We enter the if statement only when there is a ACI event available to be processed
+  if (lib_aci_event_get(&aci_state, &aci_data)) {
+    aci_evt_t * aci_evt;
+    aci_evt = &aci_data.evt;
+
+    switch(aci_evt->evt_opcode) {
+      /**
+      As soon as you reset the nRF8001 you will get an ACI Device Started Event
+      */
+      case ACI_EVT_DEVICE_STARTED:
+        Serial.println(F("ACI_EVT_DEVICE_STARTED"));
+        aci_state.data_credit_total = aci_evt->params.device_started.credit_available;
+        switch(aci_evt->params.device_started.device_mode) {
+          case ACI_DEVICE_SETUP:
+            Serial.println(F("ACI_DEVICE_SETUP"));
+            setup_required = true;
+            break;
+
+          case ACI_DEVICE_STANDBY:
+            Serial.println(F("ACI_DEVICE_STANDBY"));
+            //Looking for an iPhone by sending radio advertisements
+            //When an iPhone connects to us we will get an ACI_EVT_CONNECTED event from the nRF8001
+            if (aci_evt->params.device_started.hw_error) {
+              delay(20); //Magic number used to make sure the HW error event is handled correctly.
+            }
+            else {
+              lib_aci_connect(180/* in seconds */, 0x0050 /* advertising interval 50ms*/);
+              Serial.println(F("Advertising started"));
+            }
+            break;
+          case ACI_DEVICE_INVALID:
+          case ACI_DEVICE_TEST:
+          case ACI_DEVICE_SLEEP:
+            // ignored
+            break;
+        }
+        break;
+
+      case ACI_EVT_CMD_RSP:
+//        Serial.println(F("ACI_EVT_CMD_RSP"));
+//        Serial.print(F("aci_evt->params.cmd_rsp.cmd_opcode="));
+//        Serial.println(aci_evt->params.cmd_rsp.cmd_opcode, HEX);
+//        Serial.print(F("aci_evt->params.cmd_rsp.cmd_status="));
+//        Serial.println(aci_evt->params.cmd_rsp.cmd_status, HEX);
+
+        //If an ACI command response event comes with an error -> stop
+        if (aci_evt->params.cmd_rsp.cmd_status != ACI_STATUS_SUCCESS) {
+          //ACI ReadDynamicData and ACI WriteDynamicData will have status codes of
+          //TRANSACTION_CONTINUE and TRANSACTION_COMPLETE
+          //all other ACI commands will have status code of ACI_STATUS_SCUCCESS for a successful command//
+//          Serial.print(F("ACI Command "));
+//          Serial.println(aci_evt->params.cmd_rsp.cmd_opcode, HEX);
+//          Serial.print(F("Evt Cmd respone: Status "));
+//          Serial.println(aci_evt->params.cmd_rsp.cmd_status, HEX);
+        }
+        if (aci_evt->params.cmd_rsp.cmd_opcode == ACI_CMD_GET_DEVICE_VERSION) {
+          //Store the version and configuration information of the nRF8001 in the Hardware Revision String Characteristic
+//          lib_aci_set_local_data(&aci_state, PIPE_DEVICE_INFORMATION_HARDWARE_REVISION_STRING_SET,
+//            (uint8_t *)&(aci_evt->params.cmd_rsp.params.get_device_version),
+//            sizeof(aci_evt_cmd_rsp_params_get_device_version_t));
+        }
+        break;
+
+      case ACI_EVT_CONNECTED:
+        Serial.println(F("ACI_EVT_CONNECTED"));
+//        uart_over_ble_init();
+        timing_change_done              = false;
+        aci_state.data_credit_available = aci_state.data_credit_total;
+
+        // Get the device version of the nRF8001 and store it in the Hardware Revision String
+        lib_aci_device_version();
+        break;
+
+      case ACI_EVT_PIPE_STATUS:
+        Serial.println(F("ACI_EVT_PIPE_STATUS"));
+        /*
+        if (lib_aci_is_pipe_available(&aci_state, PIPE_UART_OVER_BTLE_UART_TX_TX) && (false == timing_change_done))
+        {
+          lib_aci_change_timing_GAP_PPCP(); // change the timing on the link as specified in the nRFgo studio -> nRF8001 conf. -> GAP.
+                                            // Used to increase or decrease bandwidth
+          timing_change_done = true;
+        }
+        */
+        break;
+
+      case ACI_EVT_TIMING:
+        Serial.println(F("ACI_EVT_TIMING"));
+//        lib_aci_set_local_data(&aci_state,
+//                                PIPE_UART_OVER_BTLE_UART_LINK_TIMING_CURRENT_SET,
+//                                (uint8_t *)&(aci_evt->params.timing.conn_rf_interval), /* Byte aligned */
+//                                PIPE_UART_OVER_BTLE_UART_LINK_TIMING_CURRENT_SET_MAX_SIZE);
+        break;
+
+      case ACI_EVT_DISCONNECTED:
+        Serial.println(F("ACI_EVT_DISCONNECTED"));
+        lib_aci_connect(180/* in seconds */, 0x0100 /* advertising interval 100ms*/);
+        Serial.println(F("Advertising started"));
+        break;
+
+      case ACI_EVT_DATA_RECEIVED:
+        Serial.print(F("ACI_EVT_DATA_RECEIVED: pipe_number="));
+        Serial.println(aci_evt->params.data_received.rx_data.pipe_number, DEC);
+        if (aci_evt->params.data_received.rx_data.pipe_number == PIPE_FIKEN_STATUS_PANEL_GAUGE_RX_ACK) {
+          if (aci_evt->len != PIPE_FIKEN_STATUS_PANEL_GAUGE_RX_ACK_MAX_SIZE) {
+            break;
+          }
+          set_gauge_req(aci_evt->params.data_received.rx_data.aci_data);
+          lib_aci_send_ack(&aci_state, PIPE_FIKEN_STATUS_PANEL_GAUGE_RX_ACK);
+        }
+        /*
+        if (PIPE_UART_OVER_BTLE_UART_RX_RX == aci_evt->params.data_received.rx_data.pipe_number)
+        {
+          Serial.print(F(" Data(Hex) : "));
+          for(int i=0; i<aci_evt->len - 2; i++)
+          {
+            Serial.print((char)aci_evt->params.data_received.rx_data.aci_data[i]);
+            uart_buffer[i] = aci_evt->params.data_received.rx_data.aci_data[i];
+            Serial.print(F(" "));
+          }
+
+          uart_buffer_len = aci_evt->len - 2;
+          Serial.println(F(""));
+          if (lib_aci_is_pipe_available(&aci_state, PIPE_UART_OVER_BTLE_UART_TX_TX))
+          {
+          }
+        }
+        if (PIPE_UART_OVER_BTLE_UART_CONTROL_POINT_RX == aci_evt->params.data_received.rx_data.pipe_number)
+        {
+            uart_process_control_point_rx(&aci_evt->params.data_received.rx_data.aci_data[0], aci_evt->len - 2); //Subtract for Opcode and Pipe number
+        }
+        */
+        break;
+
+      case ACI_EVT_DATA_CREDIT:
+        Serial.println(F("ACI_EVT_DATA_CREDIT"));
+        aci_state.data_credit_available = aci_state.data_credit_available + aci_evt->params.data_credit.credit;
+        break;
+
+      case ACI_EVT_PIPE_ERROR:
+        Serial.println(F("ACI_EVT_PIPE_ERROR"));
+        //See the appendix in the nRF8001 Product Specication for details on the error codes
+        Serial.print(F("ACI Evt Pipe Error: Pipe #:"));
+        Serial.print(aci_evt->params.pipe_error.pipe_number, DEC);
+        Serial.print(F("  Pipe Error Code: 0x"));
+        Serial.println(aci_evt->params.pipe_error.error_code, HEX);
+
+        //Increment the credit available as the data packet was not sent.
+        //The pipe error also represents the Attribute protocol Error Response sent from the peer and that should not be counted
+        //for the credit.
+        if (ACI_STATUS_ERROR_PEER_ATT_ERROR != aci_evt->params.pipe_error.error_code)
+        {
+          aci_state.data_credit_available++;
+        }
+        break;
+
+      case ACI_EVT_HW_ERROR:
+        Serial.println(F("ACI_EVT_HW_ERROR"));
+        Serial.print(F("HW error: "));
+        Serial.println(aci_evt->params.hw_error.line_num, DEC);
+
+        for(uint8_t counter = 0; counter <= (aci_evt->len - 3); counter++)
+        {
+          Serial.write(aci_evt->params.hw_error.file_name[counter]); //uint8_t file_name[20];
+        }
+        Serial.println();
+        lib_aci_connect(180/* in seconds */, 0x0050 /* advertising interval 50ms*/);
+        Serial.println(F("Advertising started"));
+        break;
+
+      case ACI_EVT_INVALID:
+        Serial.println(F("ACI_EVT_INVALID"));
+        break;
+      case ACI_EVT_ECHO:
+        Serial.println(F("ACI_EVT_ECHO"));
+        break;
+      case ACI_EVT_BOND_STATUS:
+        Serial.println(F("ACI_EVT_BOND_STATUS"));
+        break;
+      case ACI_EVT_DATA_ACK:
+        Serial.println(F("ACI_EVT_DATA_ACK"));
+        break;
+      case ACI_EVT_DISPLAY_PASSKEY:
+        Serial.println(F("ACI_EVT_DISPLAY_PASSKEY"));
+        break;
+      case ACI_EVT_KEY_REQUEST:
+        Serial.println(F("ACI_EVT_KEY_REQUEST"));
+        break;
+    }
+  }
+  else {
+//    Serial.println(F("No ACI Events available"));
+    // No event in the ACI Event queue and if there is no event in the ACI command queue the arduino can go to sleep
+    // Arduino can go to sleep now
+    // Wakeup from sleep from the RDYN line
+  }
+
+  /* setup_required is set to true when the device starts up and enters setup mode.
+   * It indicates that do_aci_setup() should be called. The flag should be cleared if
+   * do_aci_setup() returns ACI_STATUS_TRANSACTION_COMPLETE.
+   */
+  if (setup_required) {
+    int ret = do_aci_setup(&aci_state);
+//    Serial.print(F("ret="));
+//    Serial.println(ret, DEC);
+    if (SETUP_SUCCESS == ret) {
+      setup_required = false;
+    }
+  }
+}
+
+void set_gauge_req(uint8_t *data) {
+    Serial.print(F("set_gauge_req, channel="));
+    Serial.print(data[0], DEC);
+    Serial.print(F(", value="));
+    Serial.println(data[1], DEC);
+}
+
+static uint8_t value = 0;
+void loop() {
+  static unsigned long last = 0, now;
+
+  //Process any ACI commands or events
+  aci_loop();
+
+  if (Serial.available()) {
+    Serial.write(Serial.read());
+  }
+
+  if (!setup_required) {
+    now = millis();
+    if (now - last > 3000) {
+      value++;
+      lib_aci_set_local_data(&aci_state, PIPE_FIKEN_STATUS_PANEL_GAUGE_SET, &value, 1);
+      last = now;
+      Serial.print(F("value="));
+      Serial.println(value, DEC);
+    }
+  }
+}
+
-- 
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