mình đã làm lại chân flash rùi.và writer v4.28 thì nó báo thế này



1st Boot: Ok, TIKU, UPP: 1052 [Rh-12] [2.1.0.0]
2nd Boot: te_2nd.fia, Ver: 4.76.0
Fl0: 0x00000000-0x00FFFFFF,00EC22F8,Sam K8S2815ETA
Fl1: 0x02000000-0x027FFFFF,00EC0039,Sam KEE00E00CM
Algorithm: te_amd_b.fia, Ver: 4.76.0
Algorithm Ok, MSID: 84D9BC505A1587A3779496F693
Decoded MSID: 00F4BAE9-00C6F7F7-A9000000
Encoded FAID: B9E334C6-594A7A4B-FB828B3E
IMAGE: rh12_28_11004.280
Area1: 0x00000000-0x0000FFFF Erased, Time: 00:00
Area2: 0x00010000-0x007FFFFF Erased, Time: 01:28
Area3: 0x00800000-0x0093FFFF Erased, Time: 00:13
Area4: 0x00B60000-0x00FEFFFF Erased, Time: 00:51
MCU Flashing Completed, Time: 01:02
IMAGE: rh12_28_11004.28v
Area1: 0x00940000-0x00B3FFFF Erased, Time: 00:21
PPM Flashing Completed, Time: 00:12
Flashing Completed, Rebooting Mobile



mở nguồn lên trắng màn hình,treo khoảng 5s tắt.dòng lên khoảng 0.1mA