the output with pin 7 connected
SoftwareSerial mySerial(7, 1);
170
85
175
245
255
175
215
255
SPACE
126
255
247
0
16
63
0
0
SPACE
0
0
128
31
128
0
5
0
SPACE
0
245
0
0
167
181
0
0
SPACE
5
0
5
8
7
160
69
127
SPACE
0
85
2
0
16
0
0
7
SPACE
173
214
0
117
2
0
0
0
SPACE
16
64
7
138
68
130
87
128
SPACE
199
117
160
0
117
2
0
0
SPACE
the grounds are connected as shown in scheme I uploaded earlier