Bitsy G5 User Manual
16
110121-4001A
3.3.6
J10 (J5): ADSmartIO, USB, Serial 1, Stereo Audio, I/Os
Board Connector: 2x25 shrouded header, 2 mm, Samtec STMM-125-02-G-D
Recommended Board-to-Cable Connector: TCSD series
Recommended Board-to-Board Connector: ESQT series (e.g. ESQT-125-02-F-D-500)
Pin
Name
Pin
Type
Description
1
/EXT_IRQ1
I
External Interrupt 1
3
/EXT_IRQ2
I
External Interrupt 2
5
EIO4
IO
General-purpose Digital I/Os
EIO3
2
IO
EIO2
4
IO
EIO1
6
IO
EIO0
8
IO
7
reserved
9
reserved
USB_PWR_
SENSE
10
I
Sense from external
USB Host power switch
USB_PWR_
CTRL
12
O
Control to external
USB Host power switch
USB_UDC-
14
IO
USB Host
16
IO
11
I2C_SCL
IO
PC6
I
2
C clock
8
13
reserved
15
reserved
SPKR_R-
18
AO
Stereo Speaker, right channel
20
AO
SPKR_L-
22
AO
Stereo Speaker, left channel
24
AO
17
ROW0
IO
PC0
ADSmartIO
19
ROW1
IO
PC1
21
ROW2
IO
PC2
23
ROW3
IO
PC3
25
ROW4
IO
PC4
27
COL0
IO
PA0
29
COL1
IO
PA1
31
COL2
IO
PA2
33
COL3
IO
PA3
RI1
26
I
Serial 1
(EIA-232)
DCD1
28
I
DSR1
30
I
DTR1
32
O
RXD1
34
I
TXD1
36
O
CTS1
38
I
RTS1
40
O
35
/EXT_IRQ3
I
External Interrupt 3
37
VDDX
PO
3.3 V
8
Standard Bitsy G5 boards do not connect PC6 and PC7 of the ADSmartIO controller to the I
2
C
bus.
