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→UTL-CPU-01 testpoints: update up to TP59
|-
|-
| TP11
| TP11
| ORANGE
| ?
| 3V3?
| ?
| Charging indicator
| something charging?
|-
|-
| TP12
| TP12
| ?
| ?
| ?
| ?
|-
! scope="row" colspan="4" | (TP24, TP25 don't exist)
|-
| TP26
| BLC2
| ?
| something backlight?
|-
! scope="row" colspan="4" | (TP27 doesn't exist)
|-
| TP28
| ?
| ?
| ? (found no connections. TODO!)
|-
| TP29
| ?
| ?
| ? (found no connections. TODO!)
|-
| TP30
| SPRP
| analog
| positive signal for right built-in speaker
|-
| TP31
| SPRN
| analog
| negative signal for right built-in speaker
|-
| TP32
| SPLP
| analog
| positive signal for left built-in speaker
|-
| TP33
| SPLN
| analog
| negative signal for left built-in speaker
|-
| TP34
| GND
| (GND)
| probably analog ground
|-
| TP35
| SR
| analog
| headphone tip
|-
| TP36
| SL
| analog
| headphone ring
|-
! scope="row" colspan="4" | (TP37, TP38 don't exist)
|-
| TP39
| ORANGE
| 3V3?
| Orange LED charging indicator
|-
| TP40
| BLUE
| 3V3?
| Blue LED power good indicator
|-
| TP41
| RED
| 3V3?
| Red LED battery low indicator
|-
| TP42
| MC1_D7
| 3V3
| MSB of gamecard parallell ROM *or* AUXSPI COPI signal
|-
| TP43
| MC1_D6
| 3V3
| 6th bit of gamecard parallell ROM *or* AUXSPI CIPO signal
|-
| TP44
| MC1_VCC
| 3.3V power
| power supply to gamecard (can be switched off by SoC)
|-
! scope="row" colspan="4" | (TP45 doesn't exist)
|-
| TP46
| MC1_D5
| 3V3
|
|-
| TP47
| MC1_D4
| 3V3
|
|-
| TP48
| MC1_D3
| 3V3
|
|-
| TP49
| MC1_DET
| 3V3
| Cartridge detected in slot (active-low)
|-
| TP50
| MC1_D2
| 3V3
|
|-
| TP51
| MC1_IREQ
| 3V3
| gamecart->SoC IRQ
|-
| TP52
| MC1_D1
| 3V3
|
|-
| TP53
| MC1_RES
| 3V3
| SoC->gamecart reset signal
|-
| TP54
| MC1_D0
| 3V3
|
|-
| TP55
| MC1_CS
| 3V3
| parallell ROM select (active-low)
|-
| TP56
| MC1_CLK
| 3V3
|
|-
| TP57
| MC1_CS2
| 3V3
| AUXSPI select (active-low)
|-
| TP58
| mRST
| 3V3
| BP-UTL reset (active-low)
|-
| TP59
| mFE
| 3V3
| BP-UTL flash enable (cf. 78K0/Kx2 Serial Flash Programming protocol, see NEC/Renesas docs)
|}
|}