HID scanner demo
Dependencies: BLE_API WIFI_API_32kRAM nRF51822 mbed
BLE HID function in this demo is temporary working with Android phone ONLY. Will be fixed to support iOS device in next update.
Diff: main.cpp
- Revision:
- 0:b0fc0661c081
- Child:
- 1:51535675abf4
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Jul 02 01:35:08 2015 +0000
@@ -0,0 +1,91 @@
+#include "mbed.h"
+#include "BLE.h"
+#include "BatteryService.h"
+#include "DeviceInformationService.h"
+#include "HIDService.h"
+
+BLEDevice ble;
+DigitalOut led01(LED1);
+Serial uart(p25,p23);
+
+unsigned char keyData;
+bool is_input = false;
+static const char DEVICE_NAME[] = "HID_Keyboard";
+static const uint16_t uuid16_list[] = {GattService::UUID_HUMAN_INTERFACE_DEVICE_SERVICE};
+static volatile bool triggerSensorPolling = false;
+
+void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason)
+{
+ ble.startAdvertising(); // restart advertising
+}
+
+
+static uint8_t key_press_scan_buff[30];
+static uint8_t modifyKey[30];
+int main(void)
+{ uart.baud(9600);
+ uart.printf("Starting HID Service\n");
+ //uart.attach(&uart_rx);
+ led01 = 1;
+ ble.init();
+ bool enableBonding = false;
+ bool requireMITM = false;
+ ble.initializeSecurity(enableBonding, requireMITM);
+ ble.onDisconnection(disconnectionCallback);
+
+ /* Setup primary service. */
+ HIDService hidService(ble);
+ /* Setup auxiliary service. */
+ DeviceInformationService deviceInfo(ble, "ARM", "CYNTEC", "SN1", "hw-rev1", "fw-rev1", "soft-rev1");
+ /* Setup advertising. */
+ ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
+ ble.accumulateAdvertisingPayload(GapAdvertisingData::KEYBOARD);
+ ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
+ ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
+ ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
+ ble.setAdvertisingInterval(1000);
+ ble.startAdvertising();
+ uart.printf("Starting advertising\n");
+ int index = 0;
+ while (1) {
+ if (uart.readable() == 1) {
+ keyData = uart.getc();
+ uart.putc(keyData);
+ if(keyData <= 0x39 && keyData >= 0x30){ //number
+ if(keyData == 0x30){
+ modifyKey[index] = 0x00;
+ key_press_scan_buff[index] = 0x27;
+ } else {
+ modifyKey[index] = 0x00;
+ key_press_scan_buff[index] = keyData-0x13;
+ }
+ } else if(keyData <= 0x7a && keyData >= 0x61 ){ //lowercase letters
+ modifyKey[index] = 0x00;
+ key_press_scan_buff[index] = keyData-0x5d;
+ } else if(keyData <= 0x5a && keyData >= 0x41){ //uppercase letters
+ modifyKey[index] = 0x02;
+ key_press_scan_buff[index] = keyData-0x3d;
+ } else if (keyData == 0x20) {
+ modifyKey[index] = 0x00;
+ key_press_scan_buff[index] = 0x2c;
+ } else {
+ modifyKey[index] = 0x00;
+ //key_press_scan_buff[index] = 0x28;
+ //key_press_scan_buff[index++] = 0x73;
+ key_press_scan_buff[index] = 0x73;
+ }
+ index++;
+ if(keyData == 0x0a && ble.getGapState().connected){
+ for(int i = 0; i < index; i++){
+ //uart.putc(key_press_scan_buff[i]);
+ hidService.updateReport(modifyKey[i], key_press_scan_buff[i]);
+ wait(0.1);
+ }
+ index = 0;
+ memset(modifyKey, 0, 30);
+ memset(key_press_scan_buff, 0, 30);
+ }
+
+ }
+ }
+}