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CLEO_UART_KEYPAD
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Revision 0:59951a5ac94a, committed 2017-09-28
- Comitter:
- SMART_CLEO
- Date:
- Thu Sep 28 03:35:54 2017 +0000
- Commit message:
- SMART_CLEO
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
| mbed-os.lib | Show annotated file Show diff for this revision Revisions of this file |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Sep 28 03:35:54 2017 +0000
@@ -0,0 +1,243 @@
+#include "mbed.h"
+
+struct UART_buf
+{
+ uint8_t STA;
+ uint8_t MODE;
+ uint8_t CMD;
+ uint8_t LEN;
+ uint8_t DATA[32];
+ uint8_t END;
+
+};
+
+// C1, C2, C3, C4
+PinName pin_KEYPAD_C[4] = {PC_4, PC_5, PC_6, PC_7};
+// R1, R2, R3, R4
+PinName pin_KEYPAD_R[4] = {PC_8, PC_9, PC_10, PC_11};
+
+DigitalInOut Keypad_C1(pin_KEYPAD_C[0]);
+DigitalInOut Keypad_C2(pin_KEYPAD_C[1]);
+DigitalInOut Keypad_C3(pin_KEYPAD_C[2]);
+DigitalInOut Keypad_C4(pin_KEYPAD_C[3]);
+
+// R1, R2, R3, R4
+BusIn Keypad_R(pin_KEYPAD_R[0], pin_KEYPAD_R[1], pin_KEYPAD_R[2], pin_KEYPAD_R[3]);
+
+char Key_value[16] = {'1', '2', '3', 'A', '4', '5', '6', 'B', '7', '8', '9', 'C', '*', '0', '#', 'D'};
+
+Serial SerialUART(PA_2, PA_3);
+
+uint8_t Buffer[37];
+
+//UART_buf RX_BUF;
+
+//Ticker Sensor_Timer;
+
+//void SerialUARTRX_ISR(void);
+//void Timer_setting(uint8_t cmd, uint8_t value);
+//void Sensor_Read(void);
+void Sensor_Read_Data(uint8_t data);
+uint16_t Keypad_Read(void);
+
+int main() {
+
+ uint8_t Key_flag_pre = 0, i;
+ uint16_t Keypad;
+
+ SerialUART.baud(115200);
+
+ //SerialUART.attach(&SerialUARTRX_ISR);
+
+ //Timer_setting(0x06, 2);
+
+ while(1)
+ {
+ Keypad = Keypad_Read();
+ if(Keypad != 0)
+ {
+ for(i=0; i<16; i++)
+ {
+ if(Keypad & (0x0001 << i))
+ {
+ if(Key_flag_pre != Key_value[i]);
+ {
+ Key_flag_pre = Key_value[i];
+ Sensor_Read_Data(Key_flag_pre);
+ }
+ break;
+ }
+ }
+ }
+ else
+ Key_flag_pre = 0;
+ wait(0.1);
+ }
+}
+
+/*void SerialUARTRX_ISR(void)
+{
+ static uint8_t RX_count = 0, RX_Len = 32, RX_Status = 0;
+ uint8_t rx_da = SerialUART.getc();
+ switch(RX_Status)
+ {
+ case 0:
+ if(rx_da == 0x76)
+ {
+ RX_BUF.STA = rx_da;
+ RX_Status++;
+ }
+ break;
+ case 1:
+ RX_BUF.MODE = rx_da;
+ RX_Status++;
+ break;
+ case 2:
+ RX_BUF.CMD = rx_da;
+ RX_Status++;
+ break;
+ case 3:
+ RX_BUF.LEN = rx_da;
+ RX_Len = RX_BUF.LEN;
+ RX_Status++;
+ if(RX_Len == 0)
+ RX_Status++;
+ break;
+ case 4:
+ RX_BUF.DATA[RX_count] = rx_da;
+ RX_count++;
+ if(RX_count == RX_Len)
+ {
+ RX_Status++;
+ RX_count = 0;
+ RX_Len = 32;
+ }
+ break;
+ case 5:
+ if(rx_da == 0x3E)
+ {
+ RX_BUF.END = rx_da;
+ RX_Status = 0;
+ switch(RX_BUF.MODE)
+ {
+ case 0x04:
+ Timer_setting(RX_BUF.CMD, RX_BUF.DATA[0]);
+ break;
+ }
+ }
+ break;
+ }
+}*/
+
+/*void Timer_setting(uint8_t cmd, uint8_t value)
+{
+ double Time_value = 0;
+ switch(cmd)
+ {
+ case 0x01:
+ Time_value = 30;
+ break;
+ case 0x02:
+ Time_value = 60;
+ break;
+ case 0x03:
+ Time_value = 120;
+ break;
+ case 0x04:
+ Time_value = 300;
+ break;
+ case 0x05:
+ Time_value = 600;
+ break;
+ case 0x06:
+ Time_value = value;
+ Time_value = 1.0/Time_value;
+ break;
+ }
+ Sensor_Timer.attach(&Sensor_Read, Time_value);
+}*/
+//
+// bit | 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
+// -------------------------------------------------------
+// value | D # 0 * C 9 8 7 B 6 5 4 A 3 2 1
+//
+// 1 2 3 A
+// 4 5 6 B
+// 7 8 9 C
+// * 0 # D
+//
+uint16_t Keypad_Read(void)
+{
+ uint16_t keypad_tmp, Read_data = 0, i;
+ for(i=0; i<4; i++)
+ {
+ switch(i)
+ {
+ case 0:
+ Keypad_C1.output();
+ Keypad_C1 = 1;
+ break;
+ case 1:
+ Keypad_C2.output();
+ Keypad_C2 = 1;
+ break;
+ case 2:
+ Keypad_C3.output();
+ Keypad_C3 = 1;
+ break;
+ case 3:
+ Keypad_C4.output();
+ Keypad_C4 = 1;
+ break;
+ }
+
+ wait(0.001);
+ keypad_tmp = Keypad_R;
+ Read_data |= (keypad_tmp << (i*4));
+ switch(i)
+ {
+ case 0:
+ Keypad_C1 = 0;
+ Keypad_C1.input();
+ break;
+ case 1:
+ Keypad_C2 = 0;
+ Keypad_C2.input();
+ break;
+ case 2:
+ Keypad_C3 = 0;
+ Keypad_C3.input();
+ break;
+ case 3:
+ Keypad_C4 = 0;
+ Keypad_C4.input();
+ break;
+ }
+ }
+ return Read_data;
+}
+
+void Sensor_Read_Data(uint8_t data)
+{
+ Buffer[0] = 0x76;
+ Buffer[1] = 0x01;
+ Buffer[2] = 0x19;
+ Buffer[3] = 0x01;
+ Buffer[4] = data;
+ Buffer[5] = 0x3E;
+ for(int i=0; i<6; i++)
+ SerialUART.putc(Buffer[i]);
+}
+/*
+void Sensor_Read(void)
+{
+ Buffer[0] = 0x76;
+ Buffer[1] = 0x01;
+ Buffer[2] = 0x05;
+ Buffer[3] = 0x01;
+ Buffer[4] = IR_Detect;
+ Buffer[5] = 0x3E;
+ for(int i=0; i<6; i++)
+ SerialUART.putc(Buffer[i]);
+}
+*/
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-os.lib Thu Sep 28 03:35:54 2017 +0000 @@ -0,0 +1,1 @@ +https://github.com/ARMmbed/mbed-os/#ca661f9d28526ca8f874b05432493a489c9671ea