I tried the OPPO A3S with the latest version of the ISP ufi EMMc toolbox, the factory reset was successful but cellular brick
Connection status: XHCI:HUB3:USB 2.0 High-Speed
Interface: UFI High-Speed
Serial number: 0011-8840-0708
Boot version: 1.04, FW version: 1.12 (Jun 7 2018 00:06:47)
Insertion test... Done.
VCCQ not properly connected
Init bus...
VCC: 3.3 V, VCCQ: 1.8 V
Bus: 1 bit (SDR 4MHz)
Access mode: sector mode
Power supply: dual-voltage (1.70-1.95V, 2.7-3.6V)
Card/BGA: BGA (Discrete embedded) - High density MMC
Manufacturer ID: 0x90 (SK Hynix)
Product name: HAG4a2 (0x484147346132), rev: 0xA5, serial number: 0x08B464C4
Manufacturing date: Jun 2018
CID: 90014A48 41473461 32A508B4 64C465F2
CSD: D0270132 8F5903FF FFFFFFE7 8A400016
EXT_CSD revision: 1.8 (MMC v5.1)
Partition info:
Boot1: 4096 KiB
Boot2: 4096 KiB
RPMB: 4096 KiB
User area: 14.68 GiB(15,758,000,128 bytes)
Cache size: 1 MiB
Hardware reset function: 1
Partition configuration: 0x38
No boot acknowledge is sent (default)
User area is enabled for boot
Partitioning support: 0x07
Device support partitioning feature
Device can have enhanced technological features
Device partitioning possible
Boot configuration protection: 0x00
Boot bus conditions: 0x00
Boot area write protection: 0x00
Power-on write protection: possible
Permanent write protection: possible
Lock status: not locked
ANDROID System Info:
platform: msm8953, cpu abi: arm64-v8a
manufacturer: OPPO
board: msm8953, name: CPH1803
brand: OPPO, model: CPH1803(OPPO A3s)
build id: OPM1.171019.026, version: 8.1.0 Oreo (CPH1803EX_11_A.12)
build description: msm8953_64-user 8.1.0 OPM1.171019.026 eng.root.20180927.160930 release-keys
Internal storage: 9.30 GiB
crypto state: unencrypted
Selected: [HYNIX] H9TQ17ADFTACUR/16GB+LPDDR3 24Gb (BGA221)