Testpads: Difference between revisions

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Line 42:

{| class=wikitable

! Pad # || Name || Type || Levels || Continuity || Frequency || Comment

|-

| 1 || || DBVDD || || || || from ALC5639 pin 43

|-

| 2 || D+ || USB-C || || || || Cluster B - 3

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| 3 || D- || USB-C || || || || Cluster B - 2

|-

| 4 || +3.3V || ?? || || || || from M92T36

| 4 || +3.3V || XRST || || || || from M92T36 pin 4

|-

| 5 || +3.3V || VSVR || || || || from M92T36 pin 6

|-

| 5(b) || VUSB || VB || || || || from M92T36 pin 9

|-

| 5 || ~~+3.3V~~ || ?? || || || || ~~from M92T36~~

| 6 || GND || || || || ||

|}

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| 1 || ?? || || 0-1.8V || || || No clue. This is definitely important, we just have no idea how. May need to interface with dock for comms.

|-

| 2 || UART-A RX || || 0-1.8V || || ||

| 2 || UART-A TX || || 0-1.8V || || ||

|-

| 3 || UART-A TX || || 0-1.8V || || ||

| 3 || UART-A RX || || 0-1.8V || || ||

|-

| 4 || ?? || || 0-1.8V || || ||

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| 10 || ?? || || 0-1.8V || || ||

|-

| 11 || ?? || || 0-1.8V || || ||

| 11 || +1.8V || || 0-1.8V || || ||

|}

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|-

| 10 || Reset || || || || ||

|-

| 11 || Vdd Referance|| || || || ||

|}

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| 5 || USB-PWR-WAVE? || Square wave || 0V-3.3V || A-9, A-10? || ~11 Hz || Appears to mirror K4. Duty cycle 66.67%. Low on screen lock. Off until first interaction.

|-

| 6 || USB-C V+ || Supply power || || || ||

| 6 || USB-C V+ || Supply power || || || || support fast charger : "normal mode = 5V+" "Fast changer = 12V+"

|-

| 7 || Unknown || Power supply? || ~3V-0V || None known || N/A || 0 when usb-c not plugged in, falls slowly on first interaction if USB-C plugged in. Power draw related?

@@ Line 42: / Line 42: @@
 {| class=wikitable
 ! Pad # || Name || Type || Levels || Continuity || Frequency || Comment
+|-
+| 1 ||  || DBVDD || || || || from ALC5639 pin 43
 |-
 | 2 || D+ || USB-C || || || || Cluster B - 3
@@ Line 47: / Line 49: @@
 | 3 || D- || USB-C || || || || Cluster B - 2
 |-
-| 4 || +3.3V || ?? || || || || from M92T36
+| 4 || +3.3V || XRST || || || || from M92T36 pin 4
+|-
+| 5 || +3.3V || VSVR || || || || from M92T36 pin 6
+|-
+| 5(b) || VUSB || VB || || || || from M92T36 pin 9
 |-
-| 5 || +3.3V || ?? || || || || from M92T36
+| 6 || GND ||  || || || ||
 |}
@@ Line 59: / Line 65: @@
 | 1 || ?? || || 0-1.8V || || || No clue. This is definitely important, we just have no idea how. May need to interface with dock for comms.
 |-
-| 2 || UART-A RX || || 0-1.8V || || ||
+| 2 || UART-A TX || || 0-1.8V || || ||
 |-
-| 3 || UART-A TX || || 0-1.8V || || ||
+| 3 || UART-A RX || || 0-1.8V || || ||
 |-
 | 4 || ?? || || 0-1.8V || || ||
@@ Line 77: / Line 83: @@
 | 10 || ?? || || 0-1.8V || || ||
 |-
-| 11 || ?? || || 0-1.8V || || ||
+| 11 || +1.8V || || 0-1.8V || || ||
 |}
@@ Line 100: / Line 106: @@
 |-
 | 10 || Reset || || || || ||
+|-
+| 11 || Vdd Referance|| || || || ||
 |}
@@ Line 171: / Line 179: @@
 | 5 || USB-PWR-WAVE? || Square wave || 0V-3.3V || A-9, A-10? || ~11 Hz || Appears to mirror K4. Duty cycle 66.67%. Low on screen lock. Off until first interaction.
 |-
-| 6 || USB-C V+ || Supply power || || || ||
+| 6 || USB-C V+ || Supply power || || || || support fast charger : "normal mode = 5V+"  "Fast changer = 12V+"
 |-
 | 7 || Unknown || Power supply? || ~3V-0V || None known || N/A || 0 when usb-c not plugged in, falls slowly on first interaction if USB-C plugged in. Power draw related?