Fixing parameters

docs/reference/radio/on-data-received.md

@@ -3,9 +3,10 @@
 Run part of a program when the micro:bit receives a
 [number](/reference/types/number) or [string](/reference/types/string) over ``radio``.
 
-### Parameters
 
-* the part of the program to run when the micro:bit receives information over ``radio``.
+```sig
+radio.onDataReceived(() => { });
+```
 
 ### Simulator
 

docs/reference/radio/receive-number.md

@@ -2,6 +2,10 @@
 
 Receives the next number sent by a micro:bit in the same ``radio`` group.
 
+```sig
+radio.receiveNumber();
+```
+
 ### Returns
 
 * the first  [number](/reference/types/number) that the micro:bit received. If it did not receive any numbers, this function will return `0`.

docs/reference/radio/receive-string.md

@@ -8,7 +8,8 @@ radio.receiveString()
 
 ### Returns
 
-* the first [string](/reference/types/string) that was sent. If no string was sent, then this function returns an empty (blank) string.
+* the first [string](/reference/types/string) that was sent. If no
+  string was sent, then this function returns an empty (blank) string.
 
 ### Simulator
 

docs/reference/radio/received-signal-strength.md

@@ -8,6 +8,10 @@ the last time it ran the
 [receive number](/reference/radio/receive-number) function. That means
 it needs to run **receive number** first.
 
+```sig
+radio.receivedSignalStrength();
+```
+
 ### Returns
 
 * a [number](/reference/types/number) between `255` and `0` that means

docs/reference/radio/send-number.md

@@ -1,10 +1,14 @@
 # Send Number
 
-Broadcast a number to other micro:bits connected via ``radio``.
+Broadcast a [number](/reference/types/number) to other micro:bits connected via ``radio``.
+
+```sig
+radio.sendNumber(0);
+```
 
 ### Parameters
 
-* num - a number to send.
+* ``value`` - a [number](/reference/types/number) to send.
 
 ### Simulator
 
@@ -12,9 +16,9 @@ This function only works on the micro:bit, not in browsers.
 
 ### Example: Broadcasting acceleration
 
-This example broadcasts the value of your micro:bit's ``acceleration`` in the `x` direction 
-(left and right) to other micro:bits.
-This kind of program might be useful in a model car or model rocket.
+This example broadcasts the value of your micro:bit's ``acceleration``
+in the `x` direction (left and right) to other micro:bits.  This kind
+of program might be useful in a model car or model rocket.
 
 ```blocks
 input.onButtonPressed(Button.A, () => {
@@ -39,4 +43,3 @@ basic.forever(() => {
 ### See also
 
 [receive number](/reference/radio/receive-number), [on data received](/reference/radio/on-data-received)
-

docs/reference/radio/send-string.md

@@ -8,18 +8,17 @@ radio.sendString("Hello!")
 
 ### Parameters
 
-* `text` is a [String](/reference/types/string) to send by radio.
+* `msg` is a [string](/reference/types/string) to send by radio.
 
 ### Simulator
 
 This function only works on the micro:bit, not in browsers.
 
-
-
 ### Example: Two-way radio
 
-If you load this program onto two or more micro:bits, you can send a code word from one of them to the others by pressing button `A`.
-The other micro:bits will receive the code word and then show it.
+If you load this program onto two or more micro:bits, you can send a
+code word from one of them to the others by pressing button `A`.  The
+other micro:bits will receive the code word and then show it.
 
 ```blocks
 input.onButtonPressed(Button.A, () => {

docs/reference/radio/send-value.md

@@ -2,10 +2,14 @@
 
 Send a [string]() and [number]() together by ``radio`` to other micro:bits.
 
+```sig
+radio.sendValue("data", 0);
+```
+
 ### Parameters
 
-* a [string](/reference/types/string) to send by radio
-* a [number](/reference/types/number) to send by radio
+* ``name`` is a [string](/reference/types/string) to send by radio
+* ``value`` a [number](/reference/types/number) to send by radio
 
 ### Simulator
 

docs/reference/radio/set-group.md

@@ -10,6 +10,10 @@ function, it will figure out its own group ID by itself.  If you load
 the very same program onto two different micro:bits, they will be able
 to talk to each other because they will have the same group ID.
 
+```sig
+radio.setGroup(0);
+```
+
 ### Parameters
 
 * ``id`` is a [number](/reference/types/number) from ``0`` to ``255``.

docs/reference/radio/set-transmit-power.md

@@ -8,6 +8,10 @@ The scientific name for the strength of the ``radio`` signal is
 can be measured as -30 dBm, and a strength of `7` can be
 measured as +4 dBm.
 
+```sig
+radio.setTransmitPower(7);
+```
+
 ### Range
    
 If your micro:bit is sending with a strength of `7`, and you are in
@@ -16,7 +20,7 @@ can reach as far as 70 meters (about 230 feet).
 
 ### Parameters
 
-* a [number](/reference/types/number) between ``0`` and ``7`` that
+* ``power`` is a [number](/reference/types/number) between ``0`` and ``7`` that
 means how strong the signal is.
 
 ### Simulator

docs/reference/radio/write-value-to-serial.md

@@ -1,16 +1,19 @@
 # Write Value To Serial
 
 Writes the full data received data  via ``radio`` to serial in JSON format.   
+
 **Note** - This method only works for [send number](/reference/radio/send-number) and [send value](/reference/radio/send-value). It does not work for [send string](/reference/radio/send-string) (although a string can be sent with [send value](/reference/radio/send-value)).   
 
+```sig
+radio.writeValueToSerial();
+```
+
 ## Data received format
 The format for received data printed to serial is as follows    
 - [send number](/reference/radio/send-number) - ```{v:ValueSent,t:MicrobitTimeAlive,s:Unused}```
 - [send value](/reference/radio/send-number) - ```{v:Value,t:MicrobitTimeAlive,s:Unused,n:"Name"}```
 - [send string](/reference/radio/send-string) - ```{}``` (currently unavailable)
 
-
-
 ### Simulator
 
 This function only works on the micro:bit, not in browsers.