SIMPLIFY: Remove ManufacturerDate from HID descriptor.

Author: forderud

examples/UPS/UPS.ino

@@ -20,7 +20,6 @@ byte bCapacityMode = 1;  // unit: 0=mAh, 1=mWh, 2=%
 
 // Physical parameters
 uint16_t iVoltage =1499; // centiVolt
-uint16_t iManufacturerDate = 0; // initialized in setup function
 
 // Parameters for ACPI compliancy
 const uint32_t iDesignCapacity = 58003*360/iVoltage; // AmpSec=mWh*360/centiVolt (1 mAh = 3.6 As)
@@ -54,10 +53,6 @@ void setup() {
   PowerDevice.setFeature(HID_PD_DESIGNCAPACITY, &iDesignCapacity, sizeof(iDesignCapacity));
   PowerDevice.setFeature(HID_PD_FULLCHRGECAPACITY, &iFullChargeCapacity, sizeof(iFullChargeCapacity));
   PowerDevice.setFeature(HID_PD_REMAININGCAPACITY, &iRemaining, sizeof(iRemaining));
-
-  uint16_t year = 2024, month = 10, day = 12;
-  iManufacturerDate = (year - 1980)*512 + month*32 + day; // from 4.2.6 Battery Settings in "Universal Serial Bus Usage Tables for HID Power Devices"
-  PowerDevice.setFeature(HID_PD_MANUFACTUREDATE, &iManufacturerDate, sizeof(iManufacturerDate));
 }
 
 void loop() {

src/HIDPowerDevice.cpp

@@ -68,11 +68,6 @@ static const uint8_t _hidReportDescriptor[] PROGMEM = {
     0x81, 0xA3, //     INPUT (Constant, Variable, Absolute, No Wrap, Linear, No Preferred, No Null Position, Bitfield)
     0x09, 0x66, //     USAGE (RemainingCapacity)
     0xB1, 0xA3, //     FEATURE (Constant, Variable, Absolute, No Wrap, Linear, No Preferred, No Null Position, Volatile, Bitfield)
-    0x85, HID_PD_MANUFACTUREDATE, //     REPORT_ID (9)
-    0x09, 0x85, //     USAGE (ManufacturerDate)
-    0x75, 0x10, //     REPORT_SIZE (16)
-    0x27, 0xFF, 0xFF, 0x00, 0x00, //     LOGICAL_MAXIMUM (65534)
-    0xB1, 0xA3, //     FEATURE (Constant, Variable, Absolute, No Wrap, Linear, No Preferred, No Null Position, Volatile, Bitfield)
     0x05, 0x84, //     USAGE_PAGE (Power Device) ====================
     0x85, HID_PD_VOLTAGE, //     REPORT_ID (11)
     0x09, 0x30, //     USAGE (Voltage)

src/HIDPowerDevice.h

@@ -44,7 +44,6 @@
 #define IDEVICECHEMISTRY             0x04
 
 #define HID_PD_PRESENTSTATUS         0x07 // INPUT OR FEATURE(required by Windows)
-#define HID_PD_MANUFACTUREDATE       0x09
 #define HID_PD_VOLTAGE               0x0B // 11 INPUT (NA) OR FEATURE(implemented)
 #define HID_PD_REMAININGCAPACITY     0x0C // 12 INPUT OR FEATURE(required by Windows)
 #define HID_PD_FULLCHRGECAPACITY     0x0E // 14 FEATURE ONLY. Last Full Charge Capacity