PTM services: Difference between revisions

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@@ Line 139: / Line 139: @@
 ! Offset || Size || Description
 |-
-| 0x00 || 0x4 || u32. Input current limit in mA
+| 0x00 || 0x4 || u32. Input (Sink) current limit in mA
 |-
-| 0x04 || 0x4 || Possibly a limit in mA
+| 0x04 || 0x4 || u32. Output (Source/Vbus/OTG) current limit in mA
 |-
-| 0x08 || 0x4 || u32. Fast charge current limit in mA
+| 0x08 || 0x4 || u32. Battery charging current limit in mA
 |-
-| 0x0C || 0x4 || u32. Charge voltage limit in mV
+| 0x0C || 0x4 || u32. Battery charging voltage limit in mV
 |-
-| 0x10 || 0x4 || Possibly an emum
+| 0x10 || 0x4 || enum, same as power-role? Always 1 except when OTG where it becomes 2
 |-
-| 0x14 || 0x4 || Possibly a set a flags
+| 0x14 || 0x4 || Possibly a bit field
 |-
-| 0x18 || 0x4 || Possibly an enum
+| 0x18 || 0x4 || u32. Charging limits state based on battery temperature
 |-
-| 0x1C || 0x4 || Unknown
+| 0x1C || 0x4 || u32. Battery Temperature (milli C)
 |-
-| 0x20 || 0x4 || u32. Raw battery charge per cent-mille (i.e. 100% = 100000 pcm)
+| 0x20 || 0x4 || u32. Capacity now per cent-mille (i.e. 100% = 100000 pcm)
 |-
 | 0x24 || 0x4 || u32. Voltage now in mV
 |-
-| 0x28 || 0x4 || u32. Battery age per cent-mille (i.e. 100% = 100000 pcm)
+| 0x28 || 0x4 || u32. Battery age (capacity full / capacity design) per cent-mille (i.e. 100% = 100000 pcm)
 |-
-| 0x2C || 0x4 || Boolean? Receiving voltage?
+| 0x2C || 0x4 || enum. Power role (0: Unknown, 1: Sink, 2: Source)
 |-
-| 0x30 || 0x4 || Possibly an enum related to charging
+| 0x30 || 0x4 || enum. [[#Charger_Type]]
 |-
 | 0x34 || 0x4 || u32. Charger voltage limit in mV
@@ Line 169: / Line 169: @@
 | 0x38 || 0x4 || u32. Charger current limit in mA
 |-
-| 0x3C || 0x4 || Possibly a set a flags (potentially 0x100 for charging, 0x1 for undocked)
+| 0x3C || 0x4 || Possibly bit field (bit0: potentially no hub, bit8: unknown, bit12: OTG)
 |-
+|}
+=== Charger Type ===
+{| class="wikitable" border="1"
+|-
+! Value || Name
+|-
+| 0 || Unknown
+|-
+| 1 || PD
+|-
+| 2 || Type-C 1.5A
+|-
+| 3 || Type-C 3.0A
+|-
+| 4 || DCP
+|-
+| 5 || CDP
+|-
+| 6 || SDP
+|-
+| 7 || Apple 500mA
+|-
+| 8 || Apple 1000mA
+|-
+| 9 || Apple 2000mA
 |}