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ADD: lbs/oz, grams

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This commit is contained in:
Oleg Khovayko 2023-08-04 16:08:36 -04:00
parent 21081b7ee8
commit 40d71e81e7
1 changed files with 10 additions and 1 deletions
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11
usbscale.c
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@ -77,6 +77,9 @@ static int print_scale_data(unsigned char*);
// //
uint8_t get_first_endpoint_address(libusb_device* dev); uint8_t get_first_endpoint_address(libusb_device* dev);
// //
// **UNITS** is an array of all the unit abbreviations as set forth by *HID // **UNITS** is an array of all the unit abbreviations as set forth by *HID
// Point of Sale Usage Tables*, version 1.02, by the USB Implementers' Forum. // Point of Sale Usage Tables*, version 1.02, by the USB Implementers' Forum.
@ -350,7 +353,13 @@ static int print_scale_data(unsigned char* dat) {
// the `UNITS` lookup table for unit names. // the `UNITS` lookup table for unit names.
// //
case 0x04: case 0x04:
printf("%g %s\n", weight, UNITS[unit]); if(unit == 11) {
// stamps.com scale, defult "oz" unit
int lbs = weight / 16;
double remain = weight - lbs * 16;
printf("%g oz (%d lbs %g oz), %g grams\n", weight, lbs, remain, weight * 28.3495);
} else
printf("%g %s\n", weight, UNITS[unit]);
return 0; return 0;
case 0x05: case 0x05:
if(status != lastStatus) if(status != lastStatus)