Telit Wireless Solutions ML865G1 - Page 19

ML865G1 HW Design Guide
1VV0301632 Rev. 4 Page 19 of 86 2020-09-23
3 C107/DSR O
Output for Data set
ready signal (DSR) to
DTE
CMOS
1.8V
4 C108/DTR I Input for Data terminal
ready signal (DTR)
from DTE
CMOS
1.8V
5 C105/RTS I
Input for Request to
send signal (RTS)
from DTE
CMOS
1.8V
6 C106/CTS O Output for Clear to
send signal (CTS) to
DTE
CMOS
1.8V
9 C103/TXD I Serial data input
(TXD) from DTE
CMOS
1.8V
10 C104/RXD O Serial data output to
DTE
CMOS
1.8V
SIM card interface
11 SIMVCC -
External SIM signal –
Power supply for the
SIM
1.8V
12 SIMRST O External SIM signal –
Reset
1.8V
13 SIMCLK O
External SIM signal –
Clock
1.8V
14 SIMIO I/O External SIM signal –
Data I/O
1.8V Internal pull-up
20K
ADC
15 ADC_IN1 I
Analog/Digital
converter input
Auxiliary (USIF1)