参数资料
型号: L6460TR
厂商: STMICROELECTRONICS
元件分类: 运动控制电子
英文描述: STEPPER MOTOR CONTROLLER, PQFP64
封装: 10 X 10 MM, 1 MM HEIGHT, ROHS COMPLIANT, TQFP-64
文件页数: 93/139页
文件大小: 3837K
代理商: L6460TR
L6460
Power bridges
Doc ID 17713 Rev 1
57/139
In Figure 15 is reported a block diagram representing the possible PWM choices for each
L6460 half bridges. The figure is related only to bridges 1 and 2, but it could be assumed to
be valid also for bridges 3 and 4, with few differences due to different possible configurations
of these last drivers.
Table 14.
PWM selection truth table for bridge 1 or 2
MtrXSelPWMSideY [1] MtrXSelPWMSideY [0]
Selected PWM(1)
1.
In this table X stands for 1 or 2, Y stands for A or B.
00
MotorXPWM (Configurable by means of MtrXCfg
register).
01
AuxXPWM (Configurable by means of
AuxPwmXCtrl register).
1
0
ExtPWM1 (from GPIO 9 input)
1
ExtPWM2 (from GPIO 10 input)
Table 15.
PWM selection truth table for bridge 3 or 4
MtrXSelPWMSideY [1] MtrXSelPWMSideY [0]
Selected PWM(1)
1.
In this table X stands for 3 or 4, Y stands for A or B.
00
MotorXPWM (Configurable by means of
MtrXCfg register).
01
AuxXPWM (Configurable by means of
AuxPwmXCtrl register).
1
0
ExtPWM3 (from GPIO 2 input)
1
ExtPWM4 (from GPIO 11 input)
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