Silan
Semiconductorsꢀ
SC84502
ꢀ
Hex Code
Command
Reset
SC84502 echo code
FF
FA, AA, 00
FE
Resend
XX, (XX, XX)
F6
Set Default
FA
F5
Disable
FA
F4
Enable
FA
F3, XX
F2
Set Sampling Rate
Read Device Type
Set Remote Mode
Set Wrap Mode
Reset Wrap Mode
Read Data
FA, FA
FA, 00
F0
FA
EE
FA
EC
EB
FA
FA, XX, XX, XX
EA
Set Stream Mode
Status Request
Set Resolution
Set Autospeed
Reset Autospeed
FA
E9
FA, XX, XX, XX
E8, XX
E7
EA, FA
FA
E6
FA
The following describes valid commands:
a). Reset ( FF )
SC84502 operation:
i). Completion the reset.
ii). Transmitted FA,AA,00 to the system.
iii). Set default:
sampling rate: 100 reports/s
non-autospeed
stream mode
2 dots/count
disable
b). Resend ( FE )
i). Any time SC84502 receives an invalid command, it returns a Resend command to the system.
ii). When SC84502 receives a Resend command, it retransmits its last packet of data. If the last packet
was a Resend command, it transmits the packet just prior to the Resend command.
iii). In stream mode, if a Resend command is received by SC84502 immediately following a 3-byte data
packet transmission to the system.
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
ꢀ
2000.12.31
Rev: 1.0
ꢀ
8
SILAN [ SILAN MICROELECTRONICS JOINT-STOCK ]
