Doc Project
BM1397
The BM1397 is a SHA256 bitcoin mining ASIC from Bitmain. The BM1397 is mostly undocumented. This repo aims to fix that.
Usage
Variants
Really don’t know what this table means, but it mentions a lot of variants of the BM1397
Variant |
Used In |
Notes |
BM1397AD |
S17, S17 Pro, T17 |
original model of Bitmain’s BM1397 design |
BM1397AG |
S17, S17 Pro, T17, S17+, T17+ |
revision allows greater resilience at high temperatures |
BM1397AH |
S17, S17 Pro, T17 |
tend to have stable hashrate even when the voltage is insufficient |
BM1397AI |
all |
fits all models. signal clarity, backward compatibility and significantly increased stability; better performance |
BM1397AF |
S17, S17+, T17, T17+ |
?? |
Recommended Operating Conditions
Pin Configurations and Functions
Pin Functions
Mode 0 Pin Number |
Mode 1 Pin Number |
Pin Name |
Description |
1 |
1 |
VDD3_0 |
|
2 |
2 |
VDD2_0 |
|
3 |
3 |
VDD1_0 |
|
4 |
4 |
ADDR0 |
|
5 |
5 |
ADDR1 |
|
6 |
6 |
ADDR2 |
|
7 |
7 |
TEST |
|
8 |
25 |
CLKO |
|
9 |
26 |
CO |
|
10 |
27 |
RI |
|
11 |
28 |
NRSTO |
|
12 |
29 |
BO |
|
13 |
13 |
PLL_VSS |
|
14 |
14 |
PLL_VDD |
|
15 |
15 |
VDDIO08_0 |
|
16 |
16 |
VDDIO18_0 |
|
17 |
17 |
VDDIO18_1 |
|
18 |
18 |
VDDIO08_1 |
|
19 |
19 |
VSS |
|
20 |
20 |
PIN_MODE |
|
21 |
21 |
TEMP_N |
|
22 |
22 |
TEMP_P |
|
23 |
23 |
RF |
|
24 |
24 |
TF |
|
25 |
8 |
BI |
|
26 |
9 |
NRSTI |
|
27 |
10 |
RO |
|
28 |
11 |
CI |
|
29 |
12 |
CLKI |
|
30 |
30 |
VDD1_1 |
|
31 |
31 |
VDD2_1 |
|
32 |
32 |
VDD3_1 |
|
33 |
33 |
VDD |
|
34 |
34 |
VSS |
|
Modes
Programing Manual
Initializing
Mining
Physical Dimensions
PCB Footprint
Thermal
Circuit Examples
References