《communication specification》
・
・
Pin assignment (ECU side connector)
connector : JST SMR-04V-BC
《
》
・
・DATA
・The internal data of the ECU can be collected by other external devices through its CAN
communication function. The communication protocal would show as followings.
communication protocol
Recessive(1)
SOF ID10~0bit (11bits) RTR IDE RB0 DLC3 DLC2 DLC1 DLC0
Dominant(0)
DATA0~7(MSB) MAX 8byte CRC14~0bit (15bits)
DEL
ACK
DEL
EOF IFS
NAME ID
LENGTH
~
DATA RANGE
~
~
(
)
)
(
)
(℃)
(
)
(%)
(℃)
(
)
(%)
(
)
(
)
(
)
0x8000 (-32768)
~
0x7FFF (32767)
(
)
1
4