Azoteq / IQS621DisplayTerminal

Register display for Azoteq IQS621 ultra low power I2C multi-function sensor.

Dependents:   IQS621_HelloWorld

A library that performs a register dump of the Azoteq IQS621 ultra low power multisensor registers.

More information on the IQS621 here:

Components / IQS621
Azoteq IQS621 ultra low power sensor for ambient light, magnetic field, capacitance and inductive proximity. Empowers next-generation user interfaces.


Low Cost Evaluation Board For Azoteq IQS621ultra low power I2C sensor for ambient light, magnetic field, capacitance, inductive proximity and temperature.


Serial Terminal Output

/media/uploads/AzqDev/iqs621-1-display-i2c-ultra-low-power-sensor-for-ambient-light-capacitive-touch-magnetic-field.gif
IQS621 Register display as performed by mbed LPC1768.
Note the frame number - over half a million register dumps were performed with zero I2C errors.

IQS621DisplayTerminal.cpp@0:6a124fa2a919, 2017-05-06 (annotated)

Committer:
AzqDev
Date:
Sat May 06 00:39:45 2017 +0000
Revision:
0:6a124fa2a919
Child:
1:e29de2210e8a
IQS621 is up and running

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AzqDev 0:6a124fa2a919 1 // A class library to display Azoteq IQS621 registers on a terminal
AzqDev 0:6a124fa2a919 2
AzqDev 0:6a124fa2a919 3 // Copyright 2017 Azoteq. 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.
AzqDev 0:6a124fa2a919 4
AzqDev 0:6a124fa2a919 5 // More info on IQS621 sensor IC: http://bit.ly/IQS621-info
AzqDev 0:6a124fa2a919 6
AzqDev 0:6a124fa2a919 7 // IQS621 1-minute youtube video: N.A.
AzqDev 0:6a124fa2a919 8
AzqDev 0:6a124fa2a919 9 #include "IQS621DisplayTerminal.h"
AzqDev 0:6a124fa2a919 10
AzqDev 0:6a124fa2a919 11 // constructor
AzqDev 0:6a124fa2a919 12 #if defined(TARGET_TEENSY3_1) || defined (TARGET_TEENSY3_2) || IQS_USE_USBSERIAL
AzqDev 0:6a124fa2a919 13 IQS621Display::IQS621Display() : USBSerial() // use our own USB device stack
AzqDev 0:6a124fa2a919 14 #else
AzqDev 0:6a124fa2a919 15 IQS621Display::IQS621Display() : Serial(USBTX,USBRX) // use mbed default serial port
AzqDev 0:6a124fa2a919 16 #endif
AzqDev 0:6a124fa2a919 17
AzqDev 0:6a124fa2a919 18 {
AzqDev 0:6a124fa2a919 19 frameCounter=0;
AzqDev 0:6a124fa2a919 20 baud(DISPLAY_BAUD_RATE);
AzqDev 0:6a124fa2a919 21 }
AzqDev 0:6a124fa2a919 22
AzqDev 0:6a124fa2a919 23 #if defined(TARGET_TEENSY3_1) || defined (TARGET_TEENSY3_2) || IQS_USE_USBSERIAL
AzqDev 0:6a124fa2a919 24 void IQS621Display::baud(int baudRate){}
AzqDev 0:6a124fa2a919 25 #endif
AzqDev 0:6a124fa2a919 26
AzqDev 0:6a124fa2a919 27 // display a startup message to serial port
AzqDev 0:6a124fa2a919 28 void IQS621Display::helloMessage(bool waitForUser) {
AzqDev 0:6a124fa2a919 29 puts("\x1b[2J \x1b[?25l \x1b[H"); // ANSII/VT100 codes to clear screen, invisible cursor, home cursor
AzqDev 0:6a124fa2a919 30 printf(" IQS621 Register Display\r\n\r\n");
AzqDev 0:6a124fa2a919 31 printf("To get a smooth screen refresh effect, use a terminal program that supports ANSI/VT100 escape codes such as Tera Term.\r\n\r\n");
AzqDev 0:6a124fa2a919 32 printf("Handy hint - In many terminal programs, Alt-B (break) will reset your mbed Board.\r\n\r\n");
AzqDev 0:6a124fa2a919 33 printf("Press any key to continue...\r\n");
AzqDev 0:6a124fa2a919 34 if ( waitForUser ) while( ! readable() ); // wait for keypress to continue
AzqDev 0:6a124fa2a919 35 puts("\x1b[2J \x1b[?25l \x1b[H"); // ANSII/VT100 codes to clear screen, invisible cursor, home cursor
AzqDev 0:6a124fa2a919 36 }
AzqDev 0:6a124fa2a919 37
AzqDev 0:6a124fa2a919 38 // show headings and I2C error count
AzqDev 0:6a124fa2a919 39 void IQS621Display::showStatus(int I2Cspeed, int I2CErrorCount) {
AzqDev 0:6a124fa2a919 40 frameCounter++;
AzqDev 0:6a124fa2a919 41 puts("\x1b[H"); // ANSI/VT100 command for cursor home
AzqDev 0:6a124fa2a919 42 printf("\t");
AzqDev 0:6a124fa2a919 43 printf("\t IQS621 Register Display\r\n\r\n"); // heading
AzqDev 0:6a124fa2a919 44 printf("\t Frame number %06d", frameCounter);
AzqDev 0:6a124fa2a919 45 printf("\t I2C Speed %dk", I2Cspeed/1000);
AzqDev 0:6a124fa2a919 46 printf("\t I2C Errors %d", I2CErrorCount);
AzqDev 0:6a124fa2a919 47 }
AzqDev 0:6a124fa2a919 48
AzqDev 0:6a124fa2a919 49 // formatted hex display of IQS621 registers
AzqDev 0:6a124fa2a919 50 void IQS621Display::showRegisters(char * buffer) {
AzqDev 0:6a124fa2a919 51 #define ShowLine(FROM,TO) for(int j=(FROM);j<=(TO);j++)printf("%02x ",buffer[j])
AzqDev 0:6a124fa2a919 52 printf("\r\n\r\n Device ID (46) [00] "); ShowLine(0x00,0x02);
AzqDev 0:6a124fa2a919 53 printf("\r\n\r\n Events and Flags [10] "); ShowLine(0x10,0x1e);
AzqDev 0:6a124fa2a919 54 printf("\r\n\r\n Channels 0-5 Raw Values [20] "); ShowLine(0x20,0x2d);
AzqDev 0:6a124fa2a919 55 printf("\r\n\r\n Long Term Average Data [30] "); ShowLine(0x30,0x33);
AzqDev 0:6a124fa2a919 56 printf("\r\n\r\n Proxfusion Settings [40] "); ShowLine(0x40,0x4d);
AzqDev 0:6a124fa2a919 57 printf("\r\n\r\n Proxfusion Thresholds [50] "); ShowLine(0x50,0x54);
AzqDev 0:6a124fa2a919 58 printf("\r\n\r\n Metal Detect Threshold [60] "); ShowLine(0x60,0x63);
AzqDev 0:6a124fa2a919 59 printf("\r\n\r\n Ambient Light Settings [70] "); ShowLine(0x70,0x73);
AzqDev 0:6a124fa2a919 60 printf("\r\n\r\n Ambient Light Thresholds [80] "); ShowLine(0x80,0x83);
AzqDev 0:6a124fa2a919 61 printf("\r\n\r\n Hall Sensor Settings [90] "); ShowLine(0x90,0x93);
AzqDev 0:6a124fa2a919 62 printf("\r\n\r\n Hall Switch Thresholds [A0] "); ShowLine(0xa0,0xa2);
AzqDev 0:6a124fa2a919 63 printf("\r\n\r\n Temperature Cal/Limits [C0] "); ShowLine(0xc0,0xc3);
AzqDev 0:6a124fa2a919 64 printf("\r\n\r\n Device & Power Settings [D0] "); ShowLine(0xd0,0xd7);
AzqDev 0:6a124fa2a919 65 printf("\r\n\r\n");
AzqDev 0:6a124fa2a919 66 }