@@ -276,7 +276,7 @@ maximum variation between read times. \-100 will suffice for most systems, and
276276
277277For serial encoders, the value also needs to include the time it takes to
278278transfer the absolute encoder position. For instance, if 50 bits must be read
279- at 500kHz then subtract an additional 50/500kHz = 100uS to get a starting value
279+ at 500 kHz then subtract an additional 50/500 kHz = 100 µs to get a starting value
280280of \- 200.
281281
282282The xy2mod uses 2 DPLL timers, one for read and one for write. The read timer value
@@ -780,7 +780,7 @@ It is not appropriate to use this parameter for index-homing of axis drives.
780780This pin sets the excitation frequency for
781781the resolver. This pin is module-level rather than instance-level as all
782782resolvers share the same excitation frequency.
783- Valid values are 10 (~10kHz ), 5 (~5kHz ) and 2.5 (~2.5kHz ). The
783+ Valid values are 10 (~10 kHz ), 5 (~5 kHz ) and 2.5 (~2.5 kHz ). The
784784actual frequency depends on the FPGA frequency, and they correspond to
785785CLOCK_LOW/5000, CLOCK_LOW/10000 and CLOCK_LOW/20000 respectively.
786786The parameter will be set to the closest available of the three frequencies.
@@ -882,7 +882,7 @@ to 50% results in a 1 MHz square wave, identical to a 1 MHz PWM signal
882882with 50% duty cycle. The effective range of this parameter is from
883883about 1525 Hz up to just under 200 MHz. Note that the max frequency
884884is determined by the ClockHigh frequency of the Anything IO board; the
885- 5i25 and 7i92 both have a 100 MHz clock, resulting in a 100 Mhz max
885+ 5i25 and 7i92 both have a 100 MHz clock, resulting in a 100 MHz max
886886PDM frequency. Other boards may have different clocks, resulting in
887887different max PDM frequencies. If the user attempts to set the frequency
888888too high, it will be clipped to the max supported frequency of the board.
@@ -963,8 +963,8 @@ that affects all instances
963963
964964.TP
965965(u32 rw) frequency
966- Sets the master PWM frequency. Maximum is approx 48kHz , minimum
967- is 1kHz . Defaults to 20kHz .
966+ Sets the master PWM frequency. Maximum is approx 48 kHz , minimum
967+ is 1 kHz . Defaults to 20 kHz .
968968
969969.SS rcpwmgen
970970The rcpwmgen is a simple PWM generator optimized for use with standard RC servos
@@ -980,7 +980,7 @@ Pins:
980980
981981.TP
982982(float rw) rate
983- Sets the master RC PWM frequency. Maximum is 1 KHz , minimum
983+ Sets the master RC PWM frequency. Maximum is 1 kHz , minimum
984984is .01 Hz. Defaults to 50 Hz.
985985
986986.TP
@@ -1195,7 +1195,7 @@ reduces following errors.
11951195.SS Smart Serial Interface
11961196
11971197The Smart Serial Interface allows up to 32 different devices such as the Mesa
1198- 8i20 2.2kW 3-phase drive or 7i64 48-way IO cards to be connected to a single
1198+ 8i20 2.2 kW 3-phase drive or 7i64 48-way IO cards to be connected to a single
11991199FPGA card.
12001200The driver auto-detects the connected hardware port, channel and device type.
12011201Devices can be connected in any order to any active channel of an active port.
@@ -1374,20 +1374,20 @@ Parameters:
13741374
13751375.TP
13761376(u32 in) scan_rate
1377- This sets the input scan rate in Hz. Default scan rate is 20 KHz
1378- (50 uS scan period).
1377+ This sets the input scan rate in Hz. Default scan rate is 20 kHz
1378+ (50 µs scan period).
13791379
13801380.TP
13811381(u32 in) fast_scans
13821382This sets the fast time constant for all input pins. This is the time constant
13831383used when the input-slow pin for the corresponding input is False. The range is 0 to
1384- 63 scan periods and the default value is 5 = 250 uS at the default 20 Khz scan_rate.
1384+ 63 scan periods and the default value is 5 = 250 µs at the default 20 kHz scan_rate.
13851385
13861386.TP
13871387(u32 in) slow_scans
13881388This sets the slow time constant for all input pins. This is the time constant
13891389used when the input-slow pin for the corresponding input is True. The range is 0 to 1023
1390- scan periods and the default value is 500 = 25 mS at the default 20 Khz scan_rate.
1390+ scan periods and the default value is 500 = 25 ms at the default 20 kHz scan_rate.
13911391
13921392.TP
13931393(bit in) enc0_4xmode, enc1_4xmode, enc2_4xmode, and enc3_4xmode
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