created separate function for hex to char

Dependencies:   SDFileSystem ds3231 eeprom_Nikita mbed testUniGraphic_150217

Fork of SS_SensePOC2P0_11Dec2017_USERPID by rashmi v

Revisions of touch_modules.cpp

Revision Date Message Actions
51:1a4693774b60 2017-09-20 modifications done in debug mode. Unless a message is typed it does not go into debug mode. And debug option is enabled only for 10 mins File  Diff  Annotate
49:3ff80c4bc1be 2017-09-15 Merged code -2; it includes sd card read, delete , entering into the debug mode and lpf for ecg - need to be tested File  Diff  Annotate
41:1141a75eacc4 2017-09-08 Modified PID tracking; 1 First open the Pid in write mode and then in append mode; 2 PID to increment only after a test is completed; 3 PID stored in SD card; File  Diff  Annotate
38:7238f3531ce9 2017-08-02 Modified the changes File  Diff  Annotate
37:92fcbf22bf91 2017-07-29 Modification carried out by Nikita related to display screen timeout + Battery monitoring. File  Diff  Annotate
35:43133f017ed4 2017-07-29 Added Rashmi's modification related to display reliability and display text File  Diff  Annotate
31:0f67acfc6236 2017-07-15 new display code 15/07/17 File  Diff  Annotate
29:7edc76b15e3d 2017-07-08 code for new display for driver ili9325 File  Diff  Annotate
24:d992ee8369f4 2017-06-24 poc with battery monitoring(commented),; updated pid and bufferless heart rate File  Diff  Annotate
20:7c64e6ecad76 2017-06-17 poc code with finger detect and leadoff File  Diff  Annotate
12:ab85607bb10a 2017-05-08 POC code with new display and updated BP File  Diff  Annotate
11:9a6545c2eb5d 2017-05-03 The code has printf comments Un commented. But still hang is observed after 6-7 attempts on continuos testing of BP File  Diff  Annotate
7:11f926351d8f 2017-04-26 Poc code with unigraphic display File  Diff  Annotate
6:5e33a0f01476 2017-04-01 Has all three functionalities-ECG, BG, BP and have resolved jumping issue. Have added return functionality from BP and SYS_CONFIG screens.; But still facing "hanging issue" whenever BP test is performed first. File  Diff  Annotate
5:a3ea7c82b7e1 2017-03-30 PID updation possible, Proper screen navigation enabled, Return functionality from BP to main screen-done, date-time format modified, BP data not saved into SD card File  Diff  Annotate
4:6bd81bb1790d 2017-03-01 POC code with eeprom File  Diff  Annotate
3:9a06c2bed650 2017-02-10 Peak detect to 400 samples File  Diff  Annotate
1:8316c23ec6b9 2017-01-30 POC code File  Diff  Annotate
0:c47fb0c1bbf6 2016-12-27 poc display File  Diff  Annotate