add doc

2017-05-04 12:04:22 +02:00 · 2017-05-04 12:04:22 +02:00 · ab38b741ac
parent 6d7736c3b5
commit ab38b741ac
1 changed files with 1 additions and 0 deletions
--- a/README.md
+++ b/README.md
@ -75,6 +75,7 @@ Connect the peripherals the following way (peripheral signal; peripheral signal;
  - S0; 10; PB3; GPIO; to select output
  - S1; 11; PB4; GPIO; to select output
  - S2; 14; PB5; GPIO; to select output
+  - S3; 13; ; GND;
  - I0; 9; 18; CLK; TM1637 for 
  - I1; 8; 18; CLK; TM1637 for 
  - I2; 7; 18; CLK; TM1637 for