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This commit is contained in:
proddy
2020-06-03 17:27:37 +02:00
parent caba2a9df0
commit 1562c98c3a
9 changed files with 42 additions and 46 deletions
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16
src/uart/emsuart_esp32.cpp
View File

@@ -49,7 +49,7 @@ void EMSuart::emsuart_recvTask(void * para) {
EMSESP::incoming_telegram(telegram, telegramSize);
vRingbufferReturnItem(buf_handle, (void *)telegram);
}
}
}
}
/*
* UART interrupt, on break read the fifo and put the whole telegram to ringbuffer
@@ -60,7 +60,7 @@ void IRAM_ATTR EMSuart::emsuart_rx_intr_handler(void * para) {
if (EMS_UART.int_st.brk_det) {
EMS_UART.int_clr.brk_det = 1; // clear flag
length = 0;
length = 0;
while (EMS_UART.status.rxfifo_cnt) {
uint8_t rx = EMS_UART.fifo.rw_byte; // read all bytes from fifo
if (length < EMS_MAXBUFFERSIZE) {
@@ -85,7 +85,7 @@ void EMSuart::start(uint8_t tx_mode) {
restart();
return;
}
tx_mode_ = tx_mode;
tx_mode_ = tx_mode;
uart_config_t uart_config = {
.baud_rate = EMSUART_BAUD,
.data_bits = UART_DATA_8_BITS,
@@ -96,9 +96,9 @@ void EMSuart::start(uint8_t tx_mode) {
ESP_ERROR_CHECK(uart_param_config(EMSUART_UART, &uart_config));
ESP_ERROR_CHECK(uart_set_pin(EMSUART_UART, EMSUART_TXPIN, EMSUART_RXPIN, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE));
EMS_UART.int_ena.val = 0; // disable all intr.
EMS_UART.int_ena.val = 0; // disable all intr.
EMS_UART.int_clr.val = 0xFFFFFFFF; // clear all intr. flags
EMS_UART.idle_conf.tx_brk_num = 11; // breaklength 11 bit
EMS_UART.idle_conf.tx_brk_num = 11; // breaklength 11 bit
EMS_UART.idle_conf.rx_idle_thrhd = 256;
drop_next_rx = true;
buf_handle = xRingbufferCreate(128, RINGBUF_TYPE_NOSPLIT);
@@ -119,8 +119,8 @@ void EMSuart::stop() {
*/
void EMSuart::restart() {
if (EMS_UART.int_raw.brk_det) {
EMS_UART.int_clr.brk_det = 1; // clear flag
drop_next_rx = true; // and drop first frame
EMS_UART.int_clr.brk_det = 1; // clear flag
drop_next_rx = true; // and drop first frame
}
EMS_UART.int_ena.brk_det = 1; // activate only break
};
@@ -139,7 +139,7 @@ void EMSuart::send_poll(uint8_t data) {
* returns code, 1=success
*/
EMSUART_STATUS EMSuart::transmit(uint8_t * buf, uint8_t len) {
if (millis() -emsRxTime > EMS_RX_TO_TX_TIMEOUT) {
if (millis() - emsRxTime > EMS_RX_TO_TX_TIMEOUT) {
return EMS_TX_WTD_TIMEOUT;
}
if (len > 0) {

2
src/uart/emsuart_esp32.h
View File

@@ -41,7 +41,7 @@
// customize the GPIO pins for RX and TX here
#ifdef WEMOS_D1_32
#define EMSUART_RXPIN 23 // 17 is UART2 RX. Use 23 for D7 on a Wemos D1-32 mini for backwards compatabilty
#define EMSUART_TXPIN 5 // 16 is UART2 TX. Use 5 for D8 on a Wemos D1-32 mini for backwards compatabilty
#define EMSUART_TXPIN 5 // 16 is UART2 TX. Use 5 for D8 on a Wemos D1-32 mini for backwards compatabilty
#else
#define EMSUART_RXPIN 17 // 17 is UART2 RX. Use 23 for D7 on a Wemos D1-32 mini for backwards compatabilty
#define EMSUART_TXPIN 16 // 16 is UART2 TX. Use 5 for D8 on a Wemos D1-32 mini for backwards compatabilty

8
src/uart/emsuart_esp8266.cpp
View File

@@ -54,7 +54,7 @@ void ICACHE_RAM_ATTR EMSuart::emsuart_rx_intr_handler(void * para) {
drop_next_rx = true;
}
}
USIC(EMSUART_UART) = (1 << UIBD); // INT clear the BREAK detect interrupt
USIC(EMSUART_UART) = (1 << UIBD); // INT clear the BREAK detect interrupt
USC0(EMSUART_UART) &= ~(1 << UCBRK); // reset tx-brk
if (!drop_next_rx) {
pEMSRxBuf->length = length;
@@ -91,7 +91,7 @@ void ICACHE_FLASH_ATTR EMSuart::emsuart_recvTask(os_event_t * events) {
// ignore double BRK at the end, possibly from the Tx loopback
// also telegrams with no data value
// then transmit EMS buffer, excluding the BRK
if (length > 4) {
if (length > 4) {
EMSESP::incoming_telegram((uint8_t *)pCurrent->buffer, length - 1);
}
}
@@ -188,7 +188,7 @@ void ICACHE_FLASH_ATTR EMSuart::stop() {
void ICACHE_FLASH_ATTR EMSuart::restart() {
if (USIR(EMSUART_UART) & ((1 << UIBD))) {
USIC(EMSUART_UART) = (1 << UIBD); // INT clear the BREAK detect interrupt
drop_next_rx = true;
drop_next_rx = true;
}
ETS_UART_INTR_ENABLE();
}
@@ -249,7 +249,7 @@ EMSUART_STATUS ICACHE_FLASH_ATTR EMSuart::transmit(uint8_t * buf, uint8_t len) {
if (len == 0) {
return EMS_TX_STATUS_OK; // nothing to send
}
if(millis() > (emsRxTime + EMS_RX_TO_TX_TIMEOUT)) { // send allowed within 20 ms
if (millis() > (emsRxTime + EMS_RX_TO_TX_TIMEOUT)) { // send allowed within 20 ms
return EMS_TX_WTD_TIMEOUT;
}

2
src/uart/emsuart_esp8266.h
View File

@@ -47,7 +47,7 @@
#define EMSUART_TX_LAG 8
#define EMSUART_BUSY_WAIT (EMSUART_BIT_TIME / 8)
#define EMS_TX_TO_CHARS (2 + 20)
#define EMS_TX_TO_COUNT ((EMS_TX_TO_CHARS) * 8)
#define EMS_TX_TO_COUNT ((EMS_TX_TO_CHARS)*8)
namespace emsesp {