这些是系统变量，一般用在主轴变速上

$P_SAUTOGEAR[n] Automatic gear stage change Cross.

Description:

$P_SAUTOGEAR[n]

n: Number of spindle

Automatic gear stage change (M40) is programmed.

0: Gear stages are requested by M41..M45

1: Gear stage is calculated and requested according to programmed speed (S)

(M40 automatic gear stage change is active)

Description of array limits:

n: Spindle number

0 ... Max. spindle number

for the spindle numbers configured in MD 35000 SPIND_ASSIGN_TO_MACHAX.

$AC_SGEAR[n] Active spindle gear stage Cross.

Description:

$AC_SGEAR[n]

n: Number of spindle

Active spindle gear stage

1: 1. Gear stage is active

....

5: 5. Gear stage is active

Description of array limits:

n: Spindle number

0 ... Max. spindle number

for the spindle numbers configured in MD 35000 SPIND_ASSIGN_TO_MACHAX.