Nuvoton
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NuMaker-mbed-emWin-example
NuMaker emWin HMI
tslib/M48XTouchPanel.c@10:c8165817d92a, 6 months ago (annotated)
- Committer:
- csyang2
- Date:
- Mon Mar 04 15:47:41 2024 +0800
- Revision:
- 10:c8165817d92a
- Parent:
- 6:d15151941247
Support NuMaker-IoT-M467
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
csyang2 |
6:d15151941247 | 1 | #if 0 // moved to the related target folders |
csyang2 |
1:c0f972361605 | 2 | #include "M480.h" |
csyang2 |
1:c0f972361605 | 3 | |
csyang2 |
1:c0f972361605 | 4 | //#include "stdlib.h" |
csyang2 |
1:c0f972361605 | 5 | #include "GUI.h" |
csyang2 |
1:c0f972361605 | 6 | //#include "W55FA93_adc.h" |
csyang2 |
1:c0f972361605 | 7 | #include "M48XTouchPanel.h" |
csyang2 |
1:c0f972361605 | 8 | //#include "lcdconf.h" |
csyang2 |
1:c0f972361605 | 9 | |
csyang2 |
1:c0f972361605 | 10 | |
csyang2 |
1:c0f972361605 | 11 | |
csyang2 |
1:c0f972361605 | 12 | int Init_TouchPanel(void) |
csyang2 |
1:c0f972361605 | 13 | { |
csyang2 |
1:c0f972361605 | 14 | /* Enable peripheral clock */ |
csyang2 |
1:c0f972361605 | 15 | CLK_EnableModuleClock(EADC_MODULE); |
csyang2 |
1:c0f972361605 | 16 | |
csyang2 |
1:c0f972361605 | 17 | /* Peripheral clock source */ |
csyang2 |
1:c0f972361605 | 18 | CLK_SetModuleClock(EADC_MODULE, 0, CLK_CLKDIV0_EADC(8)); |
csyang2 |
1:c0f972361605 | 19 | |
csyang2 |
1:c0f972361605 | 20 | /* Init ADC for TP */ |
csyang2 |
1:c0f972361605 | 21 | /* Set input mode as single-end and enable the A/D converter */ |
csyang2 |
1:c0f972361605 | 22 | EADC_Open(EADC, EADC_CTL_DIFFEN_SINGLE_END); |
csyang2 |
1:c0f972361605 | 23 | |
csyang2 |
1:c0f972361605 | 24 | return 1; |
csyang2 |
1:c0f972361605 | 25 | } |
csyang2 |
1:c0f972361605 | 26 | |
csyang2 |
1:c0f972361605 | 27 | static volatile uint32_t g_u32AdcIntFlag_TP; |
csyang2 |
1:c0f972361605 | 28 | |
csyang2 |
1:c0f972361605 | 29 | /*-----------------------------------------------*/ |
csyang2 |
1:c0f972361605 | 30 | // ADC01 ISR |
csyang2 |
1:c0f972361605 | 31 | // |
csyang2 |
1:c0f972361605 | 32 | /*-----------------------------------------------*/ |
csyang2 |
1:c0f972361605 | 33 | void ADC01_IRQHandler(void) |
csyang2 |
1:c0f972361605 | 34 | { |
csyang2 |
1:c0f972361605 | 35 | /* Clear the A/D ADINT1 interrupt flag */ |
csyang2 |
1:c0f972361605 | 36 | EADC_CLR_INT_FLAG(EADC, EADC_STATUS2_ADIF1_Msk); |
csyang2 |
1:c0f972361605 | 37 | |
csyang2 |
1:c0f972361605 | 38 | g_u32AdcIntFlag_TP = 1; |
csyang2 |
1:c0f972361605 | 39 | |
csyang2 |
1:c0f972361605 | 40 | } |
csyang2 |
1:c0f972361605 | 41 | |
csyang2 |
1:c0f972361605 | 42 | /*-----------------------------------------------*/ |
csyang2 |
1:c0f972361605 | 43 | // Get X Position from Touch Panel (ADC input) |
csyang2 |
1:c0f972361605 | 44 | // |
csyang2 |
1:c0f972361605 | 45 | /*-----------------------------------------------*/ |
csyang2 |
1:c0f972361605 | 46 | uint16_t Get_TP_X(void) |
csyang2 |
1:c0f972361605 | 47 | { |
csyang2 |
1:c0f972361605 | 48 | uint16_t x_adc_in; |
csyang2 |
1:c0f972361605 | 49 | |
csyang2 |
1:c0f972361605 | 50 | /*=== Get X from ADC input ===*/ |
csyang2 |
1:c0f972361605 | 51 | GPIO_SetMode(PB, BIT9, GPIO_MODE_OUTPUT); // XR |
csyang2 |
1:c0f972361605 | 52 | GPIO_SetMode(PH, BIT5, GPIO_MODE_INPUT); // YD |
csyang2 |
1:c0f972361605 | 53 | GPIO_SetMode(PH, BIT4, GPIO_MODE_OUTPUT); // XL |
csyang2 |
1:c0f972361605 | 54 | PB9 = 1; |
csyang2 |
1:c0f972361605 | 55 | PH4 = 0; |
csyang2 |
1:c0f972361605 | 56 | |
csyang2 |
1:c0f972361605 | 57 | /* Configure the GPB8 ADC analog input pins. */ |
csyang2 |
1:c0f972361605 | 58 | SYS->GPB_MFPH &= ~(SYS_GPB_MFPH_PB8MFP_Msk | SYS_GPB_MFPH_PB9MFP_Msk); |
csyang2 |
1:c0f972361605 | 59 | SYS->GPB_MFPH |= SYS_GPB_MFPH_PB8MFP_EADC0_CH8; |
csyang2 |
1:c0f972361605 | 60 | |
csyang2 |
1:c0f972361605 | 61 | /* Disable the GPB8 digital input path to avoid the leakage current. */ |
csyang2 |
1:c0f972361605 | 62 | GPIO_DISABLE_DIGITAL_PATH(PB, BIT8); |
csyang2 |
1:c0f972361605 | 63 | |
csyang2 |
1:c0f972361605 | 64 | /* Configure the sample module 1 for analog input channel 8 and software trigger source.*/ |
csyang2 |
1:c0f972361605 | 65 | EADC_ConfigSampleModule(EADC, 1, EADC_SOFTWARE_TRIGGER, 8); // YU |
csyang2 |
1:c0f972361605 | 66 | |
csyang2 |
1:c0f972361605 | 67 | /* Clear the A/D ADINT1 interrupt flag for safe */ |
csyang2 |
1:c0f972361605 | 68 | EADC_CLR_INT_FLAG(EADC, EADC_STATUS2_ADIF1_Msk); |
csyang2 |
1:c0f972361605 | 69 | |
csyang2 |
1:c0f972361605 | 70 | /* Enable the sample module 1 interrupt. */ |
csyang2 |
1:c0f972361605 | 71 | EADC_ENABLE_INT(EADC, BIT1); //Enable sample module A/D ADINT1 interrupt. |
csyang2 |
1:c0f972361605 | 72 | EADC_ENABLE_SAMPLE_MODULE_INT(EADC, 1, BIT1); //Enable sample module 1 interrupt. |
SHLIU1@OANBE02333.nuvoton.com | 4:3d28c66231b0 | 73 | NVIC_EnableIRQ(43); //for ADC1_IRQn and EADC01_IRQn |
csyang2 |
1:c0f972361605 | 74 | |
csyang2 |
1:c0f972361605 | 75 | /* Reset the ADC interrupt indicator and trigger sample module 1 to start A/D conversion */ |
csyang2 |
1:c0f972361605 | 76 | g_u32AdcIntFlag_TP = 0; |
csyang2 |
1:c0f972361605 | 77 | EADC_START_CONV(EADC, BIT1); |
csyang2 |
1:c0f972361605 | 78 | |
csyang2 |
1:c0f972361605 | 79 | /* Wait ADC interrupt (g_u32AdcIntFlag_TP will be set at IRQ_Handler function) */ |
csyang2 |
1:c0f972361605 | 80 | //while(g_u32AdcIntFlag_TP == 0); |
csyang2 |
1:c0f972361605 | 81 | EADC_CLR_INT_FLAG(EADC, EADC_STATUS2_ADIF1_Msk); |
csyang2 |
1:c0f972361605 | 82 | g_u32AdcIntFlag_TP = 1; |
csyang2 |
1:c0f972361605 | 83 | x_adc_in = EADC_GET_CONV_DATA(EADC, 1); |
csyang2 |
1:c0f972361605 | 84 | return x_adc_in; |
csyang2 |
1:c0f972361605 | 85 | |
csyang2 |
1:c0f972361605 | 86 | } |
csyang2 |
1:c0f972361605 | 87 | |
csyang2 |
1:c0f972361605 | 88 | |
csyang2 |
1:c0f972361605 | 89 | /*-----------------------------------------------*/ |
csyang2 |
1:c0f972361605 | 90 | // Get Y Position from Touch Panel (ADC input) |
csyang2 |
1:c0f972361605 | 91 | // |
csyang2 |
1:c0f972361605 | 92 | /*-----------------------------------------------*/ |
csyang2 |
1:c0f972361605 | 93 | uint16_t Get_TP_Y(void) |
csyang2 |
1:c0f972361605 | 94 | { |
csyang2 |
1:c0f972361605 | 95 | uint16_t y_adc_in; |
csyang2 |
1:c0f972361605 | 96 | |
csyang2 |
1:c0f972361605 | 97 | /*=== Get Y from ADC input ===*/ |
csyang2 |
1:c0f972361605 | 98 | GPIO_SetMode(PB, BIT8, GPIO_MODE_OUTPUT); // YU |
csyang2 |
1:c0f972361605 | 99 | GPIO_SetMode(PH, BIT5, GPIO_MODE_OUTPUT); // YD |
csyang2 |
1:c0f972361605 | 100 | GPIO_SetMode(PH, BIT4, GPIO_MODE_INPUT); // XL |
csyang2 |
1:c0f972361605 | 101 | PB8 = 1; |
csyang2 |
1:c0f972361605 | 102 | PH5 = 0; |
csyang2 |
1:c0f972361605 | 103 | |
csyang2 |
1:c0f972361605 | 104 | /* Configure the GPB9 ADC analog input pins. */ |
csyang2 |
1:c0f972361605 | 105 | SYS->GPB_MFPH &= ~(SYS_GPB_MFPH_PB8MFP_Msk | SYS_GPB_MFPH_PB9MFP_Msk); |
csyang2 |
1:c0f972361605 | 106 | SYS->GPB_MFPH |= SYS_GPB_MFPH_PB9MFP_EADC0_CH9; |
csyang2 |
1:c0f972361605 | 107 | |
csyang2 |
1:c0f972361605 | 108 | /* Disable the GPB9 digital input path to avoid the leakage current. */ |
csyang2 |
1:c0f972361605 | 109 | GPIO_DISABLE_DIGITAL_PATH(PB, BIT9); |
csyang2 |
1:c0f972361605 | 110 | |
csyang2 |
1:c0f972361605 | 111 | /* Configure the sample module 2 for analog input channel 9 and software trigger source.*/ |
csyang2 |
1:c0f972361605 | 112 | EADC_ConfigSampleModule(EADC, 2, EADC_SOFTWARE_TRIGGER, 9); // XR |
csyang2 |
1:c0f972361605 | 113 | |
csyang2 |
1:c0f972361605 | 114 | /* Clear the A/D ADINT1 interrupt flag for safe */ |
csyang2 |
1:c0f972361605 | 115 | EADC_CLR_INT_FLAG(EADC, EADC_STATUS2_ADIF1_Msk); |
csyang2 |
1:c0f972361605 | 116 | |
csyang2 |
1:c0f972361605 | 117 | /* Enable the sample module 2 interrupt. */ |
csyang2 |
1:c0f972361605 | 118 | EADC_ENABLE_INT(EADC, BIT2); //Enable sample module A/D ADINT1 interrupt. |
csyang2 |
1:c0f972361605 | 119 | EADC_ENABLE_SAMPLE_MODULE_INT(EADC, 1, BIT2); //Enable sample module 2 interrupt. |
SHLIU1@OANBE02333.nuvoton.com | 4:3d28c66231b0 | 120 | NVIC_EnableIRQ(43); //for ADC1_IRQn and EADC01_IRQn) |
csyang2 |
1:c0f972361605 | 121 | |
csyang2 |
1:c0f972361605 | 122 | /* Reset the ADC interrupt indicator and trigger sample module 2 to start A/D conversion */ |
csyang2 |
1:c0f972361605 | 123 | g_u32AdcIntFlag_TP = 0; |
csyang2 |
1:c0f972361605 | 124 | EADC_START_CONV(EADC, BIT2); |
csyang2 |
1:c0f972361605 | 125 | |
csyang2 |
1:c0f972361605 | 126 | /* Wait ADC interrupt (g_u32AdcIntFlag_TP will be set at IRQ_Handler function) */ |
csyang2 |
1:c0f972361605 | 127 | //while(g_u32AdcIntFlag_TP == 0); |
csyang2 |
1:c0f972361605 | 128 | EADC_CLR_INT_FLAG(EADC, EADC_STATUS2_ADIF1_Msk); |
csyang2 |
1:c0f972361605 | 129 | g_u32AdcIntFlag_TP = 1; |
csyang2 |
1:c0f972361605 | 130 | y_adc_in = EADC_GET_CONV_DATA(EADC, 2); |
csyang2 |
1:c0f972361605 | 131 | return y_adc_in; |
csyang2 |
1:c0f972361605 | 132 | |
csyang2 |
1:c0f972361605 | 133 | } |
csyang2 |
1:c0f972361605 | 134 | |
csyang2 |
1:c0f972361605 | 135 | int Read_TouchPanel(int *x, int *y) |
csyang2 |
1:c0f972361605 | 136 | { |
csyang2 |
1:c0f972361605 | 137 | *x = Get_TP_X(); |
csyang2 |
1:c0f972361605 | 138 | *y = Get_TP_Y(); |
csyang2 |
1:c0f972361605 | 139 | if ( (*x == 0xFFF) || (*y == 0xFFF) ) |
csyang2 |
1:c0f972361605 | 140 | return 0; |
csyang2 |
1:c0f972361605 | 141 | else |
csyang2 |
1:c0f972361605 | 142 | return 1; |
csyang2 |
1:c0f972361605 | 143 | } |
csyang2 |
1:c0f972361605 | 144 | |
csyang2 |
1:c0f972361605 | 145 | int Uninit_TouchPanel(void) |
csyang2 |
1:c0f972361605 | 146 | { |
csyang2 |
1:c0f972361605 | 147 | return 1; |
csyang2 |
1:c0f972361605 | 148 | } |
csyang2 |
1:c0f972361605 | 149 | |
csyang2 |
1:c0f972361605 | 150 | int Check_TouchPanel(void) |
csyang2 |
1:c0f972361605 | 151 | { |
csyang2 |
1:c0f972361605 | 152 | return 0; //Pen up; |
csyang2 |
1:c0f972361605 | 153 | } |
csyang2 |
6:d15151941247 | 154 | #endif |