Testpads: Difference between revisions
Cluster C pad 11 is a 1v8 power rail |
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{| class=wikitable | {| class=wikitable | ||
! Pad # || Name || Type || Levels || Continuity || Frequency || Comment | ! Pad # || Name || Type || Levels || Continuity || Frequency || Comment | ||
|- | |||
| 1 || || DBVDD || || || || from ALC5639 pin 43 | |||
|- | |- | ||
| 2 || D+ || USB-C || || || || Cluster B - 3 | | 2 || D+ || USB-C || || || || Cluster B - 3 | ||
|- | |- | ||
| 3 || D- || USB-C || || || || Cluster B - 2 | | 3 || D- || USB-C || || || || Cluster B - 2 | ||
|- | |||
| 4 || +3.3V || XRST || || || || from M92T36 pin 4 | |||
|- | |||
| 5 || +3.3V || VSVR || || || || from M92T36 pin 6 | |||
|- | |||
| 5(b) || VUSB || VB || || || || from M92T36 pin 9 | |||
|- | |||
| 6 || GND || || || || || | |||
|} | |} | ||
=== Cluster C === | === Cluster C === | ||
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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. | | 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 | | 2 || UART-A TX || || 0-1.8V || || || | ||
|- | |- | ||
| 3 || UART-A | | 3 || UART-A RX || || 0-1.8V || || || | ||
|- | |- | ||
| 4 || ?? || || 0-1.8V || || || | | 4 || ?? || || 0-1.8V || || || | ||
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| 10 || ?? || || 0-1.8V || || || | | 10 || ?? || || 0-1.8V || || || | ||
|- | |- | ||
| 11 || | | 11 || +1.8V || || 0-1.8V || || || | ||
|} | |} | ||
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{| class=wikitable | {| class=wikitable | ||
! Pad # || Name || Type || Levels || Continuity || Frequency || Comment | ! Pad # || Name || Type || Levels || Continuity || Frequency || Comment | ||
|- | |||
| 1 || GND || || || || || | |||
|- | |- | ||
| 4 || Seaker L + || || || || || Speaker Left + | | 4 || Seaker L + || || || || || Speaker Left + | ||
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|- | |- | ||
| 10 || Reset || || || || || | | 10 || Reset || || || || || | ||
|- | |||
| 11 || Vdd Referance|| || || || || | |||
|} | |} | ||
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{| class=wikitable | {| class=wikitable | ||
! Pad # || Name || Type || Levels || Continuity || Frequency || Comment | ! Pad # || Name || Type || Levels || Continuity || Frequency || Comment | ||
|- | |||
| 2 || GND || || || || || | |||
|- | |- | ||
| 4 || Vol(+) || || || || || Button Vol (+) | | 4 || Vol(+) || || || || || Button Vol (+) | ||
|- | |||
| 5 || Li-Ion Batt Vdd Mirror || || || || || Power Supply | |||
|- | |- | ||
| 9 || BUTTON_HOME || || || || || RCM strap | | 9 || BUTTON_HOME || || || || || RCM strap | ||
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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. | | 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? | | 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? | ||