45
MINIMODEM USB
Command:
Hn
Hook Control
Values:
n = 0 or 1
Default:
0
Description:
H0
Go on-hook (hang up).
H1
Go off-hook (make the phone
line busy).
Command:
In
Information Request
Values:
n = 0–5, 9, 11
Default:
None
Description:
I0
Display default speed and
controller firmware version.
I1
Calculate and display ROM
checksum (for example,
12AB).
I2
Check ROM and verify the
checksum, displaying OK or
ERROR.
I3
Display default speed and
controller firmware version.
I4
Display firmware version for
data pump (for example, 94).
I5
Display the board ID: software
version, hardware version,
and country ID.
I9
Display the country code
(for example, NA Ver. 1).