Page 6 of 14
ASMB0878
–
Hardware Integration Manual
Rev: 3
2.4.
PIN CONFIGURATION AND FUNCTION
Pin
Signal
Type
Pin
Signal
Type
74
V
supply
(+3.3V)
PWR
75
GND
PWR
72
V
supply
(+3.3V)
PWR
73
RESERVED
N/C
70
V
IO
PWR
71
RESERVED
N/C
68
V
STDBY
PWR
69
GND
PWR
66
PWREN/#SDN
CMOS
67
RESERVED
N/C
64
RESERVED-DBG
N/C
65
RESERVED
N/C
62
I2C-BUSEN
CMOS
63
GND
PWR
60
I2C-SCA
CMOS-OD
61
RESERVED
N/C
58
I2C-SDA
CMOS-OD
59
RESERVED
N/C
56
ID-CATEGORY
Passive
57
GND
PWR
54
ID-VARIANT
Passive
55
RESERVED
N/C
52
#RESET
CMOS-OD
53
RESERVED
N/C
50
CLK32K
CMOS
51
GND
PWR
48
RESERVED
N/C
49
RESERVED
N/C
46
RESERVED
N/C
47
RESERVED
N/C
44
RF_COEX
CMOS-OD
45
GND
PWR
42
SYNC OUT
CMOS
43
RESERVED
N/C
40
SYNC IN
CMOS
41
RESERVED
N/C
38
UART-DTR
CMOS
39
GND
PWR
36
UART-RTS
CMOS
37
RESERVED
N/C
34
UART-CTS
CMOS
35
RESERVED
N/C
32
UART-TXD
CMOS
33
GND
PWR
30
MECH E KEY
31
MECH E KEY
28
MECH E KEY
29
MECH E KEY
26
MECH E KEY
27
MECH E KEY
24
MECH E KEY
25
MECH E KEY
22
UART-RXD
CMOS
23
RESERVED
N/C
20
UART-DSR
CMOS
21
RESERVED
N/C
18
GND
PWR
19
RESERVED
N/C
16
WAKE/#LPMODE
CMOS
17
RESERVED
N/C
14
SPI-MOSI
CMOS
15
RESERVED
N/C
12
SPI-MISO
CMOS(HiZ)
13
RESERVED
N/C
10
SPI#SS
CMOS
11
RESERVED
N/C
8
SPI-SCK
CMOS
9
RESERVED
N/C
6
#IRQ
CMOS-OD
7
GND
PWR
4
RESERVED
N/C
5
RESERVED
N/C
2
RESERVED
N/C
3
RESERVED
N/C
1
GND
PWR