Difference between revisions of "Nano 7G"
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| + | |||
| + | == Core == | ||
| + | |||
| + | Cortex A5 according to CP15: | ||
| + | |||
| + | <pre> | ||
| + | ID code: 0x410fc050 | ||
| + | Implementer: ARM | ||
| + | Variant: 0x0 | ||
| + | Architecture: See CPUID | ||
| + | Part number: c05, Revision: 0 | ||
| + | </pre> | ||
| + | |||
| + | == Memory Map == | ||
| + | |||
| + | {| class="wikitable" | ||
| + | ! Address !! Name | ||
| + | |- | ||
| + | | 0x38C00000 | ||
| + | | AES | ||
| + | |- | ||
| + | | 0x3C500000 | ||
| + | | CLKCON | ||
| + | |- | ||
| + | | 0x3C700000 | ||
| + | | TIMER | ||
| + | |- | ||
| + | | 0x3CC00000 | ||
| + | | UART0 | ||
| + | |- | ||
| + | | 0x3CF00000 | ||
| + | | GPIO | ||
| + | |- | ||
| + | | 0x3D100000 | ||
| + | | CHIPID | ||
| + | |} | ||
| + | |||
| + | == Clock Gates == | ||
| + | |||
| + | There is no big debug table with all clock gates in N7G RetailOS, so the following has been written out by hand: | ||
| + | |||
| + | {| class="wikitable" | ||
| + | ! Address !! Bits (clear to power on) !! Meaning !! Source | ||
| + | |- | ||
| + | | 0x3C50006C | ||
| + | | 0x2000 | ||
| + | | 'SPI power' | ||
| + | | WTF DevicePowerManagement.dll | ||
| + | |- | ||
| + | | 0x3C50004C | ||
| + | | 0x4 | ||
| + | | 'SPI power' | ||
| + | | WTF DevicePowerManagement.dll | ||
| + | |- | ||
| + | | 0x3C50004c | ||
| + | | 0x1f800020 | ||
| + | | Timer | ||
| + | | WTF IpodSec.dll | ||
| + | |- | ||
| + | | 0x3C500058 | ||
| + | | 0x60 | ||
| + | | Timer | ||
| + | | WTF IpodSec.dll | ||
| + | |- | ||
| + | | 0x3c50006c | ||
| + | | 0xc0007f | ||
| + | | Timer | ||
| + | | WTF IpodSec.dll | ||
| + | |} | ||
Latest revision as of 00:20, 5 January 2025
Components
| Label | Component | Part | Markings | Notes |
|---|---|---|---|---|
| Red | PMIC | Apple 338S1099 | Guessing based on connectivity to power components around. | |
| Orange | Bluetooth + FM radio | Broadcom BCM2078KUBG | ||
| Yellow | NXP Semiconductors 1609A1 | |||
| Green | 75203 23017 | |||
| Blue | 75292 98820 |
| Label | Component | Part | Markings | Notes |
|---|---|---|---|---|
| Red | NAND flash | Toshiba THGBX2G7D2JLA01 128 Gb (16 GB) | ||
| Orange | Touchscreen controller | Texas Instruments 343S0538 | ||
| Yellow | Apple 338S1146 | |||
| Green | SoC/CPU | S5L8740 | 339S0193 | 8740 per IMG1. Guessing based on similar package to N6G SoC/CPU. Also has the most diffpairs running to/from it (from delayered PCB). |
Helpful pages
Teardowns:
Core
Cortex A5 according to CP15:
ID code: 0x410fc050 Implementer: ARM Variant: 0x0 Architecture: See CPUID Part number: c05, Revision: 0
Memory Map
| Address | Name |
|---|---|
| 0x38C00000 | AES |
| 0x3C500000 | CLKCON |
| 0x3C700000 | TIMER |
| 0x3CC00000 | UART0 |
| 0x3CF00000 | GPIO |
| 0x3D100000 | CHIPID |
Clock Gates
There is no big debug table with all clock gates in N7G RetailOS, so the following has been written out by hand:
| Address | Bits (clear to power on) | Meaning | Source |
|---|---|---|---|
| 0x3C50006C | 0x2000 | 'SPI power' | WTF DevicePowerManagement.dll |
| 0x3C50004C | 0x4 | 'SPI power' | WTF DevicePowerManagement.dll |
| 0x3C50004c | 0x1f800020 | Timer | WTF IpodSec.dll |
| 0x3C500058 | 0x60 | Timer | WTF IpodSec.dll |
| 0x3c50006c | 0xc0007f | Timer | WTF IpodSec.dll |
