06-03 KeyPressDisplay - Revision history

Support at 16:23, 18 September 2014

Support — Thu, 18 Sep 2014 16:23:19 GMT

← Older revision		Revision as of 16:23, 18 September 2014
Line 220:		Line 220:

	The terminal window was captured in the image below.		The terminal window was captured in the image below.
-	[[Image:~~BAM210_06_03~~.png\|center\|]]	+	[[Image:BAM210_06_03_TERM.png\|center\|]]

	The following image shows the built circuit on a BAM210E.		The following image shows the built circuit on a BAM210E.
	[[Image:BAM210_TwoDigitCounter.jpeg\|center\|]]		[[Image:BAM210_TwoDigitCounter.jpeg\|center\|]]

Support at 16:08, 18 September 2014

Support — Thu, 18 Sep 2014 16:08:07 GMT

← Older revision		Revision as of 16:08, 18 September 2014
Line 223:		Line 223:

	The following image shows the built circuit on a BAM210E.		The following image shows the built circuit on a BAM210E.
-	[[Image:~~BAM210_KeyPressDisplay~~.jpeg\|center\|]]	+	[[Image:BAM210_TwoDigitCounter.jpeg\|center\|]]

Support at 20:35, 17 September 2014

Support — Wed, 17 Sep 2014 20:35:17 GMT

← Older revision		Revision as of 20:35, 17 September 2014
Line 159:		Line 159:

	The following schematic can be used to build the circuit with a BAM210E or BAM210.		The following schematic can be used to build the circuit with a BAM210E or BAM210.
-	[[Image:~~BAM210_06_03_SCH~~.png\|center\|alt=BAM210\|frame\|<div align="center">'''Schematic for example 06-03''']]	+	[[Image:BAM210_06_02_SCH.png\|center\|alt=BAM210\|frame\|<div align="center">'''Schematic for example 06-03''']]

	<div style="text-align: left;">		<div style="text-align: left;">

Support at 20:06, 17 September 2014

Support — Wed, 17 Sep 2014 20:06:51 GMT

← Older revision		Revision as of 20:06, 17 September 2014
Line 218:		Line 218:
	return SegByte;		return SegByte;
	}		}
		+
		+	The terminal window was captured in the image below.
		+	[[Image:BAM210_06_03.png\|center\|]]

	The following image shows the built circuit on a BAM210E.		The following image shows the built circuit on a BAM210E.
	[[Image:BAM210_KeyPressDisplay.jpeg\|center\|]]		[[Image:BAM210_KeyPressDisplay.jpeg\|center\|]]

Support at 20:02, 17 September 2014

Support — Wed, 17 Sep 2014 20:02:01 GMT

← Older revision		Revision as of 20:02, 17 September 2014
Line 14:		Line 14:
	\|USBTX		\|USBTX
	\|P2_10		\|P2_10
-	\|J8-1	+	\|MBED-HDK
-	\|J8-1	+	\|MBED-HDK
-	\|S4-3	+	\|S10-4
-	\|~~S4-3~~	+	\|n/p
	\|MBED-HDK Serial RX		\|MBED-HDK Serial RX
	\|-		\|-
	\|USBRX		\|USBRX
	\|P2_11		\|P2_11
-	\|J8-1	+	\|MBED-HDK
-	\|J8-1	+	\|MBED-HDK
-	\|S4-3	+	\|s10-5
-	\|~~S4-3~~	+	\|n/p
	\|MBED-HDK Serial TX		\|MBED-HDK Serial TX
	\|-		\|-

Support at 19:59, 17 September 2014

Support — Wed, 17 Sep 2014 19:59:51 GMT

← Older revision		Revision as of 19:59, 17 September 2014
Line 1:		Line 1:
	This program reads a number pressed on the personal computers keyboard while using a terminal program and displays the number on the 7 segment display.		This program reads a number pressed on the personal computers keyboard while using a terminal program and displays the number on the 7 segment display.

		+	The signals used for this example are listed below:
		+	{\| border="1" cellpadding="5" cellspacing="2" align="center" style="text-align: center;"
		+	\|+ align="bottom"\|'''Signals Used and Connector Locations for Example 06-03'''
		+	\|'''Signal'''
		+	\|'''LPC4330 PIN NAME'''
		+	\|'''BAM210E'''
		+	\|'''BAM210'''
		+	\|'''BAM200E'''
		+	\|'''BAM200'''
		+	\|'''Used for'''
		+	\|-
		+	\|USBTX
		+	\|P2_10
		+	\|J8-1
		+	\|J8-1
		+	\|S4-3
		+	\|S4-3
		+	\|MBED-HDK Serial RX
		+	\|-
		+	\|USBRX
		+	\|P2_11
		+	\|J8-1
		+	\|J8-1
		+	\|S4-3
		+	\|S4-3
		+	\|MBED-HDK Serial TX
		+	\|-
		+	\|D0
		+	\|P6_5
		+	\|J9-1
		+	\|J9-1
		+	\|S2-5
		+	\|S2-5
		+	\|Ones Segment A
		+	\|-
		+	\|D1
		+	\|P6_4
		+	\|J9-2
		+	\|J9-2
		+	\|S2-4
		+	\|S2-4
		+	\|Ones Segment B
		+	\|-
		+	\|D2
		+	\|P1_7
		+	\|J9-3
		+	\|J9-3
		+	\|S3-7
		+	\|S3-7
		+	\|Ones Segment C
		+	\|-
		+	\|D3
		+	\|P4_0
		+	\|J9-3
		+	\|J9-3
		+	\|S3-7
		+	\|S3-7
		+	\|Ones Segment D
		+	\|-
		+	\|D4
		+	\|P6_9
		+	\|J9-4
		+	\|J9-4
		+	\|S8-7
		+	\|n/p
		+	\|Ones Segment E
		+	\|-
		+	\|D5
		+	\|P5_5
		+	\|J9-5
		+	\|J9-5
		+	\|S3-8
		+	\|S3-8
		+	\|Ones Segment F
		+	\|-
		+	\|D6
		+	\|P5_7
		+	\|J9-6
		+	\|J9-6
		+	\|S3-9
		+	\|S3-9
		+	\|Ones Segment G
		+	\|-
		+	\|D7
		+	\|P7_6
		+	\|J9-7
		+	\|J9-7
		+	\|S4-6
		+	\|S4-6
		+	\|Ones Segment DP
		+	\|-
		+	\|D8
		+	\|P6_12
		+	\|J10-1
		+	\|J10-1
		+	\|S10-3
		+	\|n/p
		+	\|Tens Segment A
		+	\|-
		+	\|D9
		+	\|P5_0
		+	\|J10-2
		+	\|J10-2
		+	\|S1-4
		+	\|S1-4
		+	\|Tens Segment B
		+	\|-
		+	\|D10
		+	\|P4_6
		+	\|J10-3
		+	\|J10-3
		+	\|S2-3
		+	\|S2-6
		+	\|Tens Segment C
		+	\|-
		+	\|D11
		+	\|P4_8
		+	\|J10-4
		+	\|J10-4
		+	\|S2-7
		+	\|S2-7
		+	\|Tens Segment D
		+	\|-
		+	\|D12
		+	\|P4_9
		+	\|J10-5
		+	\|J10-5
		+	\|S2-8
		+	\|S2-8
		+	\|Tens Segment E
		+	\|-
		+	\|D13
		+	\|P4_10
		+	\|J10-6
		+	\|J10-6
		+	\|S2-9
		+	\|S2-9
		+	\|Tens Segment F
		+	\|-
		+	\|D16
		+	\|P2_3
		+	\|J10-9
		+	\|J10-9
		+	\|S4-8
		+	\|S4-8
		+	\|Tens Segment G
		+	\|-
		+	\|D17
		+	\|P2_4
		+	\|J10-10
		+	\|J10-10
		+	\|S4-9
		+	\|S4-9
		+	\|Tens Segment DP
		+	\|-
		+	\|}
		+
		+	The following schematic can be used to build the circuit with a BAM210E or BAM210.
		+	[[Image:BAM210_06_03_SCH.png\|center\|alt=BAM210\|frame\|<div align="center">'''Schematic for example 06-03''']]
		+
		+	<div style="text-align: left;">
	/* Program Example 6.3: Host keypress to 7-seg display		/* Program Example 6.3: Host keypress to 7-seg display
	*/		*/
Line 58:		Line 219:
	}		}

-		+	The following image shows the built circuit on a BAM210E.
	[[Image:BAM210_KeyPressDisplay.jpeg\|center\|]]		[[Image:BAM210_KeyPressDisplay.jpeg\|center\|]]
-
-
-	~~[[Image:BAM210_06_03_SCH.png\|center\|alt=BAM210\|frame\|<div align="center">'''Schematic for example 06-03''']]~~

Support: Created page with 'This program reads a number pressed on the personal computers keyboard while using a terminal program and displays the number on the 7 segment display. /* Program Example 6.3: …'

Support — Thu, 14 Aug 2014 15:46:35 GMT

Created page with 'This program reads a number pressed on the personal computers keyboard while using a terminal program and displays the number on the 7 segment display. /* Program Example 6.3: …'

New page

This program reads a number pressed on the personal computers keyboard while using a terminal program and displays the number on the 7 segment display.

/* Program Example 6.3: Host keypress to 7-seg display
*/
#include "mbed.h"
Serial pc(USBTX, USBRX); // comms to host PC
BusOut Seg1(D0,D1,D2,D3,D4,D5,D6,D7); // A,B,C,D,E,F,G,DP
BusOut Seg2(D8,D9,D10,D11,D12,D13,D16,D17); // A,B,C,D,E,F,G,DP

void SegInit(void); // function prototype
void HostInit(void); // function prototype
char GetKeyInput(void); // function prototype
char SegConvert(char SegValue); // function prototype
char data1, data2; // variable declarations

int main() { // main program
SegInit(); // call function to initialise the 7-seg displays
HostInit(); // call function to initialise the host terminal
while (1) { // infinite loop
data2 = GetKeyInput(); // call function to get 1st key press
Seg2=SegConvert(data2); // call function to convert and output
data1 = GetKeyInput(); // call function to get 2nd key press
Seg1=SegConvert(data1); // call function to convert and output
pc.printf(" "); // display spaces between numbers
}
}
// functions
void SegInit(void) {
Seg1=SegConvert(0); // initialise to zero
Seg2=SegConvert(0); // initialise to zero
}

void HostInit(void) {
pc.printf("\n\rType two digit numbers to be displayed\n\r");
}

char GetKeyInput(void) {
char c = pc.getc(); // get keyboard data (ascii 0x30-0x39)
pc.printf("%c",c); // print ascii value to host PC terminal
return (c&0x0F); // apply bit mask to convert to decimal, and return
}

char SegConvert(char SegValue) { // function 'SegConvert'
char SegByte=0x00;
switch (SegValue) { //DP G F E D C B A
case 0 : SegByte = 0x3F;break; // 0 0 1 1 1 1 1 1 binary
case 1 : SegByte = 0x06;break; // 0 0 0 0 0 1 1 0 binary
case 2 : SegByte = 0x5B;break; // 0 1 0 1 1 0 1 1 binary
case 3 : SegByte = 0x4F;break; // 0 1 0 0 1 1 1 1 binary
case 4 : SegByte = 0x66;break; // 0 1 1 0 0 1 1 0 binary
case 5 : SegByte = 0x6D;break; // 0 1 1 0 1 1 0 1 binary
case 6 : SegByte = 0x7D;break; // 0 1 1 1 1 1 0 1 binary
case 7 : SegByte = 0x07;break; // 0 0 0 0 0 1 1 1 binary
case 8 : SegByte = 0x7F;break; // 0 1 1 1 1 1 1 1 binary
case 9 : SegByte = 0x6F;break; // 0 1 1 0 1 1 1 1 binary
}
return SegByte;
}

[[Image:BAM210_KeyPressDisplay.jpeg|center|]]

[[Image:BAM210_06_03_SCH.png|center|alt=BAM210|frame|<div align="center">'''Schematic for example 06-03''']]