
CM
‐
BF537E
‐
Hardware
User
Manual
17
4.2
Connector X2 – (61-120)
Pin
No.
Signal
IO
Type
61
A1
O
62
A3
O
63
A5
O
64
A7
O
65
A9
O
66
A11
O
67
A13
O
68
A15
O
69
A17
O
70
A19
O
71
ABE1
¯¯¯¯
/SDQM0
O
72
LED_ACT
O
73
GND
‐
74
RX+
I
‐
49R9
pull
up
to
2V5
75
RX
‐
I
‐
49R9
pull
up
to
2V5
76
ADRY
I
‐
10k
pull
up
77
BG
¯¯
O
78
CLK_out
O
79
GND
PWR
80
AMS3
¯¯¯¯
O
81
AWE
¯¯¯
O
82
NMI
തതതതത
I
‐
10k
pull
up
83
D0
I/O
84
D2
I/O
85
D4
I/O
86
D6
I/O
87
D8
I/O
88
D10
I/O
89
D12
I/O
90
D14
I/O
91
D15
I/O
92
D13
I/O
93
D11
I/O
94
D9
I/O
95
D7
I/O
96
D5
I/O
97
D3
I/O
98
D1
I/O
99
RESET
¯¯¯¯¯
I – see
chapter
4.4
100
AOE
¯¯¯
O
101
ARE
¯¯¯
O
102
AMS2
¯¯¯¯
O
103
VDD
‐
RTC
PWR
104
BGH
¯¯¯
O
105
BR
¯¯
I
‐
10k
pull
up