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Services for the testo Saveris multifunctional handle

Service Characteristic Properties Description Range, comments
Device Information (0x180A)
Model Number String (00002a24-0000-1000-8000-00805f9b34fb) read utf8s (Devicetype + Probetype) max. 25 chars (Probetype in brackets)
Serial Number String (00002a25-0000-1000-8000-00805f9b34fb) read utf8s (12345678) max. 20 chars
Firmware Revision String (00002a26-0000-1000-8000-00805f9b34fb) read utf8s (xxx.xxx.xxxx) max. 20 chars
Generic Access (0x1800)
Device Name (00002a00-0000-1000-8000-00805f9b34fb) read utf8s (Devicetype + Probetype) max. 20 chars
Custom Service (Value) (00004590-81B7-4047-8773-00DBA7A16ACD)
Battery (00004591-81B7-4047-8773-00DBA7A16ACD) Read / notify utf8s (Battery Level) 0% ~ 100%
TPM (00004592-81B7-4047-8773-00DBA7A16ACD) notify utf8s (TPM value) 0 to 80 TPM „Overrange“, "Underrange", "Invalid"
Temperature (00004593-81B7-4047-8773-00DBA7A16ACD) notify utf8s (Temperature) -50 to +300 °C “Overrange”, "Underrange", "Invalid"
DisplayUnit (00004594-81B7-4047-8773-00DBA7A16ACD) Read / write utf8s (Temperature) “F”, “C”
Auto OFF (00004596-81B7-4047-8773-00DBA7A16ACD) Read / write utf8s (Temperature) „off“,“on“
Auto Hold (00004595-81B7-4047-8773-00DBA7A16ACD) Read / write utf8s (Temperature) „off“,“on“
Custom Service (Key) (000035E0-8EB0-4405-A6AA-800F66D02188)
Key (000035E1-8EB0-4405-A6AA-800F66D02188) write uint128 16Byte Key
Company (000035E2-8EB0-4405-A6AA-800F66D02188) Read / write utf8s (xxxxxx...) max name length 16 bytes (Special character in Unicode UTF-8 will be stored as 2 Bytes or more bytes)
State (000035E3-8EB0-4405-A6AA-800F66D02188) Read / notify utf8s (xxxxx…) state of key authentication:
  • WAIT_COMPANY (wait for company name to be set, initial state before 1. activation)
  • COMPANY_INVALID in case someone triedto set the company name again but different)
  • WAIT_KEY wait for key to be set, initial state at startup after 1. activation)
  • KEY_INVALID (wrong key was set)
  • KEY_VALID (custom interface is unlocked)