mbed library sources, include can_api for nucleo-f091rc
Dependents: CanNucleoF0_example
Fork of mbed-src by
targets/hal/TARGET_WIZNET/TARGET_W7500x/serial_api.c@645:13c87cbecd54, 2016-01-07 (annotated)
- Committer:
- ptpaterson
- Date:
- Thu Jan 07 05:49:05 2016 +0000
- Revision:
- 645:13c87cbecd54
- Parent:
- 631:ff681937ffd8
corrected freeze on CAN_RECEIVE_IT
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 558:0880f51c4036 | 1 | /* mbed Microcontroller Library |
mbed_official | 558:0880f51c4036 | 2 | ******************************************************************************* |
mbed_official | 558:0880f51c4036 | 3 | * Copyright (c) 2015 WIZnet Co.,Ltd. All rights reserved. |
mbed_official | 558:0880f51c4036 | 4 | * All rights reserved. |
mbed_official | 558:0880f51c4036 | 5 | * |
mbed_official | 558:0880f51c4036 | 6 | * Redistribution and use in source and binary forms, with or without |
mbed_official | 558:0880f51c4036 | 7 | * modification, are permitted provided that the following conditions are met: |
mbed_official | 558:0880f51c4036 | 8 | * |
mbed_official | 558:0880f51c4036 | 9 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 558:0880f51c4036 | 10 | * this list of conditions and the following disclaimer. |
mbed_official | 558:0880f51c4036 | 11 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 558:0880f51c4036 | 12 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 558:0880f51c4036 | 13 | * and/or other materials provided with the distribution. |
mbed_official | 558:0880f51c4036 | 14 | * 3. Neither the name of ARM Limited nor the names of its contributors |
mbed_official | 558:0880f51c4036 | 15 | * may be used to endorse or promote products derived from this software |
mbed_official | 558:0880f51c4036 | 16 | * without specific prior written permission. |
mbed_official | 558:0880f51c4036 | 17 | * |
mbed_official | 558:0880f51c4036 | 18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 558:0880f51c4036 | 19 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 558:0880f51c4036 | 20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 558:0880f51c4036 | 21 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 558:0880f51c4036 | 22 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 558:0880f51c4036 | 23 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 558:0880f51c4036 | 24 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 558:0880f51c4036 | 25 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 558:0880f51c4036 | 26 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 558:0880f51c4036 | 27 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 558:0880f51c4036 | 28 | ******************************************************************************* |
mbed_official | 558:0880f51c4036 | 29 | */ |
mbed_official | 558:0880f51c4036 | 30 | |
mbed_official | 558:0880f51c4036 | 31 | #include "mbed_assert.h" |
mbed_official | 558:0880f51c4036 | 32 | #include "serial_api.h" |
mbed_official | 558:0880f51c4036 | 33 | |
mbed_official | 558:0880f51c4036 | 34 | #if DEVICE_SERIAL |
mbed_official | 558:0880f51c4036 | 35 | |
mbed_official | 558:0880f51c4036 | 36 | #include "cmsis.h" |
mbed_official | 558:0880f51c4036 | 37 | #include "pinmap.h" |
mbed_official | 558:0880f51c4036 | 38 | #include <string.h> |
mbed_official | 558:0880f51c4036 | 39 | #include "PeripheralPins.h" |
mbed_official | 619:034e698bc035 | 40 | #include "W7500x_uart.h" |
mbed_official | 558:0880f51c4036 | 41 | |
mbed_official | 631:ff681937ffd8 | 42 | #define UART_NUM (3) |
mbed_official | 558:0880f51c4036 | 43 | |
mbed_official | 631:ff681937ffd8 | 44 | static uint32_t serial_irq_ids[UART_NUM] = {0, 0, 0}; |
mbed_official | 558:0880f51c4036 | 45 | |
mbed_official | 558:0880f51c4036 | 46 | |
mbed_official | 558:0880f51c4036 | 47 | static uart_irq_handler irq_handler; |
mbed_official | 558:0880f51c4036 | 48 | static UART_TypeDef *UART; |
mbed_official | 558:0880f51c4036 | 49 | |
mbed_official | 558:0880f51c4036 | 50 | |
mbed_official | 558:0880f51c4036 | 51 | UART_InitTypeDef UART_InitStructure; |
mbed_official | 558:0880f51c4036 | 52 | |
mbed_official | 558:0880f51c4036 | 53 | int stdio_uart_inited = 0; |
mbed_official | 558:0880f51c4036 | 54 | serial_t stdio_uart; |
mbed_official | 558:0880f51c4036 | 55 | |
mbed_official | 558:0880f51c4036 | 56 | static void init_uart(serial_t *obj) |
mbed_official | 558:0880f51c4036 | 57 | { |
mbed_official | 631:ff681937ffd8 | 58 | if(obj->index == 2) // For UART2, It is simple UART. |
mbed_official | 631:ff681937ffd8 | 59 | { |
mbed_official | 631:ff681937ffd8 | 60 | SystemCoreClockUpdate(); |
mbed_official | 631:ff681937ffd8 | 61 | //S_UART_Init(obj->baudrate); |
mbed_official | 631:ff681937ffd8 | 62 | S_UART_SetCTRL((S_UART_CTRL_RX_EN|S_UART_CTRL_TX_EN), DISABLE); |
mbed_official | 631:ff681937ffd8 | 63 | S_UART_SetBaud(obj->baudrate); |
mbed_official | 631:ff681937ffd8 | 64 | |
mbed_official | 631:ff681937ffd8 | 65 | if(obj->pin_rx == NC) |
mbed_official | 631:ff681937ffd8 | 66 | { |
mbed_official | 631:ff681937ffd8 | 67 | S_UART_SetCTRL(S_UART_CTRL_TX_EN, ENABLE); |
mbed_official | 631:ff681937ffd8 | 68 | } |
mbed_official | 631:ff681937ffd8 | 69 | else if(obj->pin_tx == NC) |
mbed_official | 631:ff681937ffd8 | 70 | { |
mbed_official | 631:ff681937ffd8 | 71 | S_UART_SetCTRL(S_UART_CTRL_RX_EN, ENABLE); |
mbed_official | 631:ff681937ffd8 | 72 | } |
mbed_official | 631:ff681937ffd8 | 73 | else |
mbed_official | 631:ff681937ffd8 | 74 | { |
mbed_official | 631:ff681937ffd8 | 75 | S_UART_SetCTRL((S_UART_CTRL_TX_EN|S_UART_CTRL_RX_EN),ENABLE); |
mbed_official | 631:ff681937ffd8 | 76 | } |
mbed_official | 631:ff681937ffd8 | 77 | } |
mbed_official | 631:ff681937ffd8 | 78 | else // For UART0 and UART1. |
mbed_official | 631:ff681937ffd8 | 79 | { |
mbed_official | 631:ff681937ffd8 | 80 | UART = (UART_TypeDef *)(obj->uart); |
mbed_official | 631:ff681937ffd8 | 81 | UART_InitStructure.UART_BaudRate = obj->baudrate; |
mbed_official | 631:ff681937ffd8 | 82 | UART_InitStructure.UART_WordLength = obj->databits; |
mbed_official | 631:ff681937ffd8 | 83 | UART_InitStructure.UART_StopBits = obj->stopbits; |
mbed_official | 631:ff681937ffd8 | 84 | UART_InitStructure.UART_Parity = obj->parity; |
mbed_official | 631:ff681937ffd8 | 85 | UART_InitStructure.UART_HardwareFlowControl = UART_HardwareFlowControl_None; |
mbed_official | 558:0880f51c4036 | 86 | |
mbed_official | 558:0880f51c4036 | 87 | |
mbed_official | 631:ff681937ffd8 | 88 | if (obj->pin_rx == NC) { |
mbed_official | 631:ff681937ffd8 | 89 | UART_InitStructure.UART_Mode = UART_Mode_Tx; |
mbed_official | 631:ff681937ffd8 | 90 | } else if (obj->pin_tx == NC) { |
mbed_official | 631:ff681937ffd8 | 91 | UART_InitStructure.UART_Mode = UART_Mode_Rx; |
mbed_official | 631:ff681937ffd8 | 92 | } else { |
mbed_official | 631:ff681937ffd8 | 93 | UART_InitStructure.UART_Mode = (UART_Mode_Rx | UART_Mode_Tx); |
mbed_official | 631:ff681937ffd8 | 94 | } |
mbed_official | 631:ff681937ffd8 | 95 | |
mbed_official | 631:ff681937ffd8 | 96 | UART_Init(UART,&UART_InitStructure); |
mbed_official | 558:0880f51c4036 | 97 | } |
mbed_official | 558:0880f51c4036 | 98 | } |
mbed_official | 558:0880f51c4036 | 99 | |
mbed_official | 558:0880f51c4036 | 100 | void serial_init(serial_t *obj, PinName tx, PinName rx) |
mbed_official | 558:0880f51c4036 | 101 | { |
mbed_official | 558:0880f51c4036 | 102 | // Determine the UART to use (UART_1, UART_2, ...) |
mbed_official | 558:0880f51c4036 | 103 | UARTName uart_tx = (UARTName)pinmap_peripheral(tx, PinMap_UART_TX); |
mbed_official | 558:0880f51c4036 | 104 | UARTName uart_rx = (UARTName)pinmap_peripheral(rx, PinMap_UART_RX); |
mbed_official | 558:0880f51c4036 | 105 | |
mbed_official | 558:0880f51c4036 | 106 | // Get the peripheral name (UART_1, UART_2, ...) from the pin and assign it to the object |
mbed_official | 558:0880f51c4036 | 107 | obj->uart = (UARTName)pinmap_merge(uart_tx, uart_rx); |
mbed_official | 558:0880f51c4036 | 108 | |
mbed_official | 558:0880f51c4036 | 109 | MBED_ASSERT(obj->uart != (UARTName)NC); |
mbed_official | 558:0880f51c4036 | 110 | |
mbed_official | 558:0880f51c4036 | 111 | // Enable USART clock |
mbed_official | 558:0880f51c4036 | 112 | if (obj->uart == UART_0) { |
mbed_official | 558:0880f51c4036 | 113 | obj->index = 0; |
mbed_official | 558:0880f51c4036 | 114 | } |
mbed_official | 558:0880f51c4036 | 115 | |
mbed_official | 558:0880f51c4036 | 116 | if (obj->uart == UART_1) { |
mbed_official | 558:0880f51c4036 | 117 | obj->index = 1; |
mbed_official | 558:0880f51c4036 | 118 | } |
mbed_official | 558:0880f51c4036 | 119 | |
mbed_official | 631:ff681937ffd8 | 120 | if (obj->uart == UART_2) { |
mbed_official | 631:ff681937ffd8 | 121 | obj->index = 2; |
mbed_official | 631:ff681937ffd8 | 122 | } |
mbed_official | 631:ff681937ffd8 | 123 | |
mbed_official | 558:0880f51c4036 | 124 | // Configure the UART pins |
mbed_official | 558:0880f51c4036 | 125 | pinmap_pinout(tx, PinMap_UART_TX); |
mbed_official | 558:0880f51c4036 | 126 | pinmap_pinout(rx, PinMap_UART_RX); |
mbed_official | 558:0880f51c4036 | 127 | if (tx != NC) { |
mbed_official | 558:0880f51c4036 | 128 | pin_mode(tx, PullUp); |
mbed_official | 558:0880f51c4036 | 129 | } |
mbed_official | 558:0880f51c4036 | 130 | if (rx != NC) { |
mbed_official | 558:0880f51c4036 | 131 | pin_mode(rx, PullUp); |
mbed_official | 558:0880f51c4036 | 132 | } |
mbed_official | 558:0880f51c4036 | 133 | |
mbed_official | 558:0880f51c4036 | 134 | // Configure UART |
mbed_official | 558:0880f51c4036 | 135 | obj->baudrate = 9600; |
mbed_official | 558:0880f51c4036 | 136 | obj->databits = UART_WordLength_8b; |
mbed_official | 558:0880f51c4036 | 137 | obj->stopbits = UART_StopBits_1; |
mbed_official | 558:0880f51c4036 | 138 | obj->parity = UART_Parity_No; |
mbed_official | 558:0880f51c4036 | 139 | |
mbed_official | 558:0880f51c4036 | 140 | obj->pin_tx = tx; |
mbed_official | 558:0880f51c4036 | 141 | obj->pin_rx = rx; |
mbed_official | 558:0880f51c4036 | 142 | |
mbed_official | 558:0880f51c4036 | 143 | |
mbed_official | 558:0880f51c4036 | 144 | init_uart(obj); |
mbed_official | 558:0880f51c4036 | 145 | |
mbed_official | 558:0880f51c4036 | 146 | // For stdio management |
mbed_official | 558:0880f51c4036 | 147 | if (obj->uart == STDIO_UART) { |
mbed_official | 558:0880f51c4036 | 148 | stdio_uart_inited = 1; |
mbed_official | 558:0880f51c4036 | 149 | memcpy(&stdio_uart, obj, sizeof(serial_t)); |
mbed_official | 558:0880f51c4036 | 150 | } |
mbed_official | 558:0880f51c4036 | 151 | } |
mbed_official | 558:0880f51c4036 | 152 | |
mbed_official | 558:0880f51c4036 | 153 | void serial_free(serial_t *obj) |
mbed_official | 558:0880f51c4036 | 154 | { |
mbed_official | 558:0880f51c4036 | 155 | // Reset UART and disable clock |
mbed_official | 558:0880f51c4036 | 156 | if (obj->uart == UART_0) { |
mbed_official | 558:0880f51c4036 | 157 | } |
mbed_official | 558:0880f51c4036 | 158 | |
mbed_official | 558:0880f51c4036 | 159 | if (obj->uart == UART_1) { |
mbed_official | 558:0880f51c4036 | 160 | } |
mbed_official | 631:ff681937ffd8 | 161 | if (obj->uart == UART_2) { |
mbed_official | 631:ff681937ffd8 | 162 | } |
mbed_official | 558:0880f51c4036 | 163 | |
mbed_official | 558:0880f51c4036 | 164 | serial_irq_ids[obj->index] = 0; |
mbed_official | 558:0880f51c4036 | 165 | } |
mbed_official | 558:0880f51c4036 | 166 | |
mbed_official | 558:0880f51c4036 | 167 | void serial_baud(serial_t *obj, int baudrate) |
mbed_official | 558:0880f51c4036 | 168 | { |
mbed_official | 558:0880f51c4036 | 169 | obj->baudrate = baudrate; |
mbed_official | 558:0880f51c4036 | 170 | init_uart(obj); |
mbed_official | 558:0880f51c4036 | 171 | } |
mbed_official | 558:0880f51c4036 | 172 | |
mbed_official | 558:0880f51c4036 | 173 | void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits) |
mbed_official | 558:0880f51c4036 | 174 | { |
mbed_official | 558:0880f51c4036 | 175 | if (data_bits == 7) { |
mbed_official | 558:0880f51c4036 | 176 | obj->databits = UART_WordLength_7b; |
mbed_official | 558:0880f51c4036 | 177 | } else { |
mbed_official | 558:0880f51c4036 | 178 | obj->databits = UART_WordLength_8b; |
mbed_official | 558:0880f51c4036 | 179 | } |
mbed_official | 558:0880f51c4036 | 180 | |
mbed_official | 558:0880f51c4036 | 181 | switch (parity) { |
mbed_official | 558:0880f51c4036 | 182 | case ParityOdd: |
mbed_official | 558:0880f51c4036 | 183 | case ParityForced0: |
mbed_official | 558:0880f51c4036 | 184 | obj->parity = UART_Parity_Odd; |
mbed_official | 558:0880f51c4036 | 185 | break; |
mbed_official | 558:0880f51c4036 | 186 | case ParityEven: |
mbed_official | 558:0880f51c4036 | 187 | case ParityForced1: |
mbed_official | 558:0880f51c4036 | 188 | obj->parity = UART_Parity_Even; |
mbed_official | 558:0880f51c4036 | 189 | break; |
mbed_official | 558:0880f51c4036 | 190 | default: // ParityNone |
mbed_official | 558:0880f51c4036 | 191 | obj->parity = UART_Parity_No; |
mbed_official | 558:0880f51c4036 | 192 | break; |
mbed_official | 558:0880f51c4036 | 193 | } |
mbed_official | 558:0880f51c4036 | 194 | |
mbed_official | 558:0880f51c4036 | 195 | if (stop_bits == 2) { |
mbed_official | 558:0880f51c4036 | 196 | obj->stopbits = UART_StopBits_2; |
mbed_official | 558:0880f51c4036 | 197 | } else { |
mbed_official | 558:0880f51c4036 | 198 | obj->stopbits = UART_StopBits_1; |
mbed_official | 558:0880f51c4036 | 199 | } |
mbed_official | 558:0880f51c4036 | 200 | |
mbed_official | 558:0880f51c4036 | 201 | init_uart(obj); |
mbed_official | 558:0880f51c4036 | 202 | } |
mbed_official | 558:0880f51c4036 | 203 | |
mbed_official | 558:0880f51c4036 | 204 | /****************************************************************************** |
mbed_official | 558:0880f51c4036 | 205 | * INTERRUPTS HANDLING |
mbed_official | 558:0880f51c4036 | 206 | ******************************************************************************/ |
mbed_official | 558:0880f51c4036 | 207 | |
mbed_official | 558:0880f51c4036 | 208 | static void uart_irq(UARTName name, int id) |
mbed_official | 558:0880f51c4036 | 209 | { |
mbed_official | 558:0880f51c4036 | 210 | UART = (UART_TypeDef *)name; |
mbed_official | 558:0880f51c4036 | 211 | if (serial_irq_ids[id] != 0) { |
mbed_official | 558:0880f51c4036 | 212 | if( UART_GetITStatus(UART,UART_IT_FLAG_TXI) != RESET ){ |
mbed_official | 558:0880f51c4036 | 213 | irq_handler(serial_irq_ids[id], TxIrq); |
mbed_official | 558:0880f51c4036 | 214 | UART_ClearITPendingBit(UART,UART_IT_FLAG_TXI); |
mbed_official | 558:0880f51c4036 | 215 | } |
mbed_official | 558:0880f51c4036 | 216 | if( UART_GetITStatus(UART,UART_IT_FLAG_RXI) != RESET ){ |
mbed_official | 558:0880f51c4036 | 217 | irq_handler(serial_irq_ids[id], RxIrq); |
mbed_official | 558:0880f51c4036 | 218 | } |
mbed_official | 558:0880f51c4036 | 219 | } |
mbed_official | 558:0880f51c4036 | 220 | } |
mbed_official | 558:0880f51c4036 | 221 | |
mbed_official | 631:ff681937ffd8 | 222 | static void uart2_irq() |
mbed_official | 631:ff681937ffd8 | 223 | { |
mbed_official | 631:ff681937ffd8 | 224 | if(serial_irq_ids[2] != 0){ |
mbed_official | 631:ff681937ffd8 | 225 | if( S_UART_GetITStatus(S_UART_INTSTATUS_TXI) != RESET ){ |
mbed_official | 631:ff681937ffd8 | 226 | S_UART_ClearITPendingBit(S_UART_INTSTATUS_TXI); |
mbed_official | 631:ff681937ffd8 | 227 | irq_handler(serial_irq_ids[2], TxIrq); |
mbed_official | 631:ff681937ffd8 | 228 | } |
mbed_official | 631:ff681937ffd8 | 229 | if( S_UART_GetITStatus(S_UART_INTSTATUS_RXI) != RESET ) { |
mbed_official | 631:ff681937ffd8 | 230 | S_UART_ClearITPendingBit(S_UART_INTSTATUS_RXI); |
mbed_official | 631:ff681937ffd8 | 231 | irq_handler(serial_irq_ids[2], RxIrq); |
mbed_official | 631:ff681937ffd8 | 232 | } |
mbed_official | 631:ff681937ffd8 | 233 | } |
mbed_official | 631:ff681937ffd8 | 234 | } |
mbed_official | 631:ff681937ffd8 | 235 | |
mbed_official | 558:0880f51c4036 | 236 | #ifdef __cplusplus |
mbed_official | 558:0880f51c4036 | 237 | extern "C"{ |
mbed_official | 558:0880f51c4036 | 238 | #endif |
mbed_official | 558:0880f51c4036 | 239 | void UART0_Handler() |
mbed_official | 558:0880f51c4036 | 240 | { |
mbed_official | 558:0880f51c4036 | 241 | uart_irq(UART_0, 0); |
mbed_official | 558:0880f51c4036 | 242 | } |
mbed_official | 558:0880f51c4036 | 243 | |
mbed_official | 558:0880f51c4036 | 244 | void UART1_Handler() |
mbed_official | 558:0880f51c4036 | 245 | { |
mbed_official | 558:0880f51c4036 | 246 | uart_irq(UART_1, 1); |
mbed_official | 558:0880f51c4036 | 247 | } |
mbed_official | 631:ff681937ffd8 | 248 | |
mbed_official | 631:ff681937ffd8 | 249 | void UART2_Handler() |
mbed_official | 631:ff681937ffd8 | 250 | { |
mbed_official | 631:ff681937ffd8 | 251 | uart2_irq(); |
mbed_official | 631:ff681937ffd8 | 252 | } |
mbed_official | 558:0880f51c4036 | 253 | #ifdef __cplusplus |
mbed_official | 558:0880f51c4036 | 254 | } |
mbed_official | 558:0880f51c4036 | 255 | #endif |
mbed_official | 558:0880f51c4036 | 256 | |
mbed_official | 558:0880f51c4036 | 257 | |
mbed_official | 558:0880f51c4036 | 258 | void serial_irq_handler(serial_t *obj, uart_irq_handler handler, uint32_t id) |
mbed_official | 558:0880f51c4036 | 259 | { |
mbed_official | 558:0880f51c4036 | 260 | irq_handler = handler; |
mbed_official | 558:0880f51c4036 | 261 | serial_irq_ids[obj->index] = id; |
mbed_official | 558:0880f51c4036 | 262 | } |
mbed_official | 558:0880f51c4036 | 263 | |
mbed_official | 558:0880f51c4036 | 264 | void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable) |
mbed_official | 558:0880f51c4036 | 265 | { |
mbed_official | 558:0880f51c4036 | 266 | IRQn_Type irq_n = (IRQn_Type)0; |
mbed_official | 558:0880f51c4036 | 267 | |
mbed_official | 558:0880f51c4036 | 268 | |
mbed_official | 631:ff681937ffd8 | 269 | if (obj->uart == UART_2) |
mbed_official | 631:ff681937ffd8 | 270 | { |
mbed_official | 631:ff681937ffd8 | 271 | irq_n = UART2_IRQn; |
mbed_official | 558:0880f51c4036 | 272 | |
mbed_official | 631:ff681937ffd8 | 273 | if (enable){ |
mbed_official | 631:ff681937ffd8 | 274 | if (irq == RxIrq){ |
mbed_official | 631:ff681937ffd8 | 275 | S_UART_ITConfig(S_UART_CTRL_RXI,ENABLE); |
mbed_official | 631:ff681937ffd8 | 276 | } else { |
mbed_official | 631:ff681937ffd8 | 277 | S_UART_ITConfig(S_UART_CTRL_TXI,ENABLE); |
mbed_official | 631:ff681937ffd8 | 278 | } |
mbed_official | 631:ff681937ffd8 | 279 | NVIC_ClearPendingIRQ(irq_n); |
mbed_official | 631:ff681937ffd8 | 280 | NVIC_EnableIRQ(irq_n); |
mbed_official | 631:ff681937ffd8 | 281 | } else { // disable |
mbed_official | 631:ff681937ffd8 | 282 | S_UART_ITConfig((S_UART_CTRL_RXI|S_UART_CTRL_TXI),DISABLE); |
mbed_official | 631:ff681937ffd8 | 283 | NVIC_DisableIRQ(irq_n); |
mbed_official | 631:ff681937ffd8 | 284 | } |
mbed_official | 558:0880f51c4036 | 285 | } |
mbed_official | 631:ff681937ffd8 | 286 | else |
mbed_official | 631:ff681937ffd8 | 287 | { |
mbed_official | 631:ff681937ffd8 | 288 | UART = (UART_TypeDef *)(obj->uart); |
mbed_official | 631:ff681937ffd8 | 289 | |
mbed_official | 631:ff681937ffd8 | 290 | if (obj->uart == UART_0) { |
mbed_official | 631:ff681937ffd8 | 291 | irq_n = UART0_IRQn; |
mbed_official | 558:0880f51c4036 | 292 | } |
mbed_official | 558:0880f51c4036 | 293 | |
mbed_official | 631:ff681937ffd8 | 294 | if (obj->uart == UART_1) { |
mbed_official | 631:ff681937ffd8 | 295 | irq_n = UART1_IRQn; |
mbed_official | 631:ff681937ffd8 | 296 | } |
mbed_official | 631:ff681937ffd8 | 297 | |
mbed_official | 631:ff681937ffd8 | 298 | if (enable) { |
mbed_official | 631:ff681937ffd8 | 299 | if (irq == RxIrq) { |
mbed_official | 631:ff681937ffd8 | 300 | UART_ITConfig(UART,UART_IT_FLAG_RXI,ENABLE); |
mbed_official | 631:ff681937ffd8 | 301 | } else { // TxIrq |
mbed_official | 631:ff681937ffd8 | 302 | UART_ITConfig(UART,UART_IT_FLAG_TXI,ENABLE); |
mbed_official | 631:ff681937ffd8 | 303 | } |
mbed_official | 631:ff681937ffd8 | 304 | |
mbed_official | 631:ff681937ffd8 | 305 | NVIC_ClearPendingIRQ(irq_n); |
mbed_official | 631:ff681937ffd8 | 306 | NVIC_EnableIRQ(irq_n); |
mbed_official | 631:ff681937ffd8 | 307 | } else { // disable |
mbed_official | 631:ff681937ffd8 | 308 | UART_ITConfig(UART,(UART_IT_FLAG_RXI|UART_IT_FLAG_TXI),DISABLE); |
mbed_official | 631:ff681937ffd8 | 309 | NVIC_DisableIRQ(irq_n); |
mbed_official | 631:ff681937ffd8 | 310 | } |
mbed_official | 558:0880f51c4036 | 311 | } |
mbed_official | 558:0880f51c4036 | 312 | } |
mbed_official | 558:0880f51c4036 | 313 | |
mbed_official | 558:0880f51c4036 | 314 | /****************************************************************************** |
mbed_official | 558:0880f51c4036 | 315 | * READ/WRITE |
mbed_official | 558:0880f51c4036 | 316 | ******************************************************************************/ |
mbed_official | 558:0880f51c4036 | 317 | |
mbed_official | 558:0880f51c4036 | 318 | int serial_getc(serial_t *obj) |
mbed_official | 558:0880f51c4036 | 319 | { |
mbed_official | 631:ff681937ffd8 | 320 | if (obj->uart == UART_2) |
mbed_official | 631:ff681937ffd8 | 321 | { |
mbed_official | 631:ff681937ffd8 | 322 | S_UART_TypeDef *uart = (S_UART_TypeDef *)(obj->uart); |
mbed_official | 558:0880f51c4036 | 323 | |
mbed_official | 631:ff681937ffd8 | 324 | while( (uart->STATE & S_UART_STATE_RX_BUF_FULL) == 0 ); |
mbed_official | 631:ff681937ffd8 | 325 | return (uint16_t)(uart->DATA); |
mbed_official | 631:ff681937ffd8 | 326 | } |
mbed_official | 631:ff681937ffd8 | 327 | else |
mbed_official | 631:ff681937ffd8 | 328 | { |
mbed_official | 631:ff681937ffd8 | 329 | UART_TypeDef *uart = (UART_TypeDef *)(obj->uart); |
mbed_official | 631:ff681937ffd8 | 330 | while(uart->FR & UART_FR_RXFE); |
mbed_official | 631:ff681937ffd8 | 331 | |
mbed_official | 631:ff681937ffd8 | 332 | return (uart->DR & 0xFF); |
mbed_official | 631:ff681937ffd8 | 333 | } |
mbed_official | 558:0880f51c4036 | 334 | } |
mbed_official | 558:0880f51c4036 | 335 | |
mbed_official | 558:0880f51c4036 | 336 | void serial_putc(serial_t *obj, int c) |
mbed_official | 558:0880f51c4036 | 337 | { |
mbed_official | 631:ff681937ffd8 | 338 | if (obj->uart == UART_2) |
mbed_official | 631:ff681937ffd8 | 339 | { |
mbed_official | 631:ff681937ffd8 | 340 | S_UART_TypeDef *uart = (S_UART_TypeDef *)(obj->uart); |
mbed_official | 558:0880f51c4036 | 341 | |
mbed_official | 631:ff681937ffd8 | 342 | while(uart->STATE & S_UART_STATE_TX_BUF_FULL); |
mbed_official | 631:ff681937ffd8 | 343 | uart->DATA = (uint32_t)(c & (uint16_t)0xFF); |
mbed_official | 631:ff681937ffd8 | 344 | } |
mbed_official | 631:ff681937ffd8 | 345 | else |
mbed_official | 631:ff681937ffd8 | 346 | { |
mbed_official | 631:ff681937ffd8 | 347 | UART_TypeDef *uart = (UART_TypeDef *)(obj->uart); |
mbed_official | 631:ff681937ffd8 | 348 | |
mbed_official | 631:ff681937ffd8 | 349 | uart->DR = (uint32_t)(c & (uint16_t)0xFF); |
mbed_official | 631:ff681937ffd8 | 350 | while(uart->FR & UART_FR_BUSY); |
mbed_official | 631:ff681937ffd8 | 351 | } |
mbed_official | 558:0880f51c4036 | 352 | } |
mbed_official | 558:0880f51c4036 | 353 | |
mbed_official | 558:0880f51c4036 | 354 | int serial_readable(serial_t *obj) |
mbed_official | 558:0880f51c4036 | 355 | { |
mbed_official | 558:0880f51c4036 | 356 | int status; |
mbed_official | 631:ff681937ffd8 | 357 | |
mbed_official | 631:ff681937ffd8 | 358 | if (obj->uart == UART_2) |
mbed_official | 631:ff681937ffd8 | 359 | { |
mbed_official | 631:ff681937ffd8 | 360 | S_UART_TypeDef *uart = (S_UART_TypeDef *)(obj->uart); |
mbed_official | 631:ff681937ffd8 | 361 | status = ((uart->STATE & S_UART_STATE_RX_BUF_FULL) ? 1 : 0); |
mbed_official | 631:ff681937ffd8 | 362 | } |
mbed_official | 631:ff681937ffd8 | 363 | else |
mbed_official | 631:ff681937ffd8 | 364 | { |
mbed_official | 631:ff681937ffd8 | 365 | UART_TypeDef *uart = (UART_TypeDef *)(obj->uart); |
mbed_official | 631:ff681937ffd8 | 366 | // Check if data is received |
mbed_official | 631:ff681937ffd8 | 367 | status = ((uart->FR & UART_FR_RXFE) ? 0: 1); |
mbed_official | 631:ff681937ffd8 | 368 | } |
mbed_official | 631:ff681937ffd8 | 369 | |
mbed_official | 558:0880f51c4036 | 370 | return status; |
mbed_official | 558:0880f51c4036 | 371 | } |
mbed_official | 558:0880f51c4036 | 372 | |
mbed_official | 558:0880f51c4036 | 373 | int serial_writable(serial_t *obj) |
mbed_official | 558:0880f51c4036 | 374 | { |
mbed_official | 558:0880f51c4036 | 375 | int status; |
mbed_official | 631:ff681937ffd8 | 376 | |
mbed_official | 631:ff681937ffd8 | 377 | if (obj->uart == UART_2) |
mbed_official | 631:ff681937ffd8 | 378 | { |
mbed_official | 631:ff681937ffd8 | 379 | S_UART_TypeDef *uart = (S_UART_TypeDef *)(obj->uart); |
mbed_official | 631:ff681937ffd8 | 380 | status = ((uart->STATE & S_UART_STATE_TX_BUF_FULL) ? 0 : 1); |
mbed_official | 631:ff681937ffd8 | 381 | } |
mbed_official | 631:ff681937ffd8 | 382 | else |
mbed_official | 631:ff681937ffd8 | 383 | { |
mbed_official | 631:ff681937ffd8 | 384 | UART_TypeDef *uart = (UART_TypeDef *)(obj->uart); |
mbed_official | 631:ff681937ffd8 | 385 | // Check if data is transmitted |
mbed_official | 631:ff681937ffd8 | 386 | status = ((uart->FR & UART_FR_BUSY) ? 0: 1); |
mbed_official | 631:ff681937ffd8 | 387 | } |
mbed_official | 558:0880f51c4036 | 388 | return status; |
mbed_official | 558:0880f51c4036 | 389 | } |
mbed_official | 558:0880f51c4036 | 390 | |
mbed_official | 558:0880f51c4036 | 391 | void serial_clear(serial_t *obj) |
mbed_official | 558:0880f51c4036 | 392 | { |
mbed_official | 558:0880f51c4036 | 393 | // UartHandle.Instance = (USART_TypeDef *)(obj->uart); |
mbed_official | 558:0880f51c4036 | 394 | // __HAL_UART_CLEAR_IT(&UartHandle, UART_FLAG_TC); |
mbed_official | 558:0880f51c4036 | 395 | // __HAL_UART_SEND_REQ(&UartHandle, UART_RXDATA_FLUSH_REQUEST); |
mbed_official | 558:0880f51c4036 | 396 | } |
mbed_official | 558:0880f51c4036 | 397 | |
mbed_official | 558:0880f51c4036 | 398 | void serial_pinout_tx(PinName tx) |
mbed_official | 558:0880f51c4036 | 399 | { |
mbed_official | 558:0880f51c4036 | 400 | //pinmap_pinout(tx, PinMap_UART_TX); |
mbed_official | 558:0880f51c4036 | 401 | } |
mbed_official | 558:0880f51c4036 | 402 | |
mbed_official | 558:0880f51c4036 | 403 | void serial_break_set(serial_t *obj) |
mbed_official | 558:0880f51c4036 | 404 | { |
mbed_official | 558:0880f51c4036 | 405 | // [TODO] |
mbed_official | 558:0880f51c4036 | 406 | } |
mbed_official | 558:0880f51c4036 | 407 | |
mbed_official | 558:0880f51c4036 | 408 | void serial_break_clear(serial_t *obj) |
mbed_official | 558:0880f51c4036 | 409 | { |
mbed_official | 558:0880f51c4036 | 410 | // [TODO] |
mbed_official | 558:0880f51c4036 | 411 | } |
mbed_official | 558:0880f51c4036 | 412 | |
mbed_official | 558:0880f51c4036 | 413 | #endif |