Chapter 12 Description of Parameter SettingsME300
12.1-09-8
Unsigned int crc_chk(unsigned char* data, unsigned char length)
{
int j;
unsigned int reg_crc=0Xffff;
while(length--){
reg_crc ^= *data++;
for(j=0;j<8;j++){
if(reg_crc & 0x01){ /* LSB(b0)=1 */
reg_crc=(reg_crc>>1) ^ 0Xa001;
}else{
reg_crc=reg_crc >>1;
}
}
}
return reg_crc; // return register CRC
}
4. Address list
Content Register Function
AC motor drive
parameters
GGnnH
GG is the parameter group, nn is the parameter number; for
example, the address of Pr.04-10 is 040AH.
Command write only 2000H bit 1–0 00B: No function
01B: Stop
10B: Run
11B: JOG + RUN
bit 3–2 Reserved
bit 5–4 00B: No function
01B: FWD
10B: REV
11B: Change direction
bit 7–6 00B: 1
st
acceleration / deceleration
01B: 2
nd
acceleration / deceleration
10B: 3
rd
acceleration / deceleration
11B: 4
th
acceleration / deceleration
bit 11–8 000B: Master speed
0001B: 1
st
Step speed frequency
0010B: 2
nd
Step speed frequency
0011B: 3
rd
Step speed frequency
0100B: 4
th
Step speed frequency
0101B: 5
th
Step speed frequency
0110B: 6
th
Step speed frequency
0111B: 7
th
Step speed frequency
1000B: 8
th
Step speed frequency
1001B: 9
th
Step speed frequency
1010B: 10
th
Step speed frequency
1011B: 11
th
Step speed frequency
1100B: 12
th
Step speed frequency
1101B: 13
th
Step speed frequency
1110B: 14
th
Step speed frequency
1111B: 15
th
Step speed frequency
bit 12
1: Enable bit 06
–11 function
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