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minor updates from Simon Arlott

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proddy
2019-03-15 19:45:31 +01:00
parent ebf27091ba
commit 9cbdc2ef70
1 changed files with 4 additions and 2 deletions
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6
src/emsuart.cpp
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@@ -97,12 +97,12 @@ void ICACHE_FLASH_ATTR emsuart_init() {
// pin settings
PIN_PULLUP_DIS(PERIPHS_IO_MUX_U0TXD_U);
PIN_FUNC_SELECT(PERIPHS_IO_MUX_U0TXD_U, FUNC_U0RXD);
PIN_FUNC_SELECT(PERIPHS_IO_MUX_U0TXD_U, FUNC_U0TXD);
PIN_PULLUP_DIS(PERIPHS_IO_MUX_U0RXD_U);
PIN_FUNC_SELECT(PERIPHS_IO_MUX_U0RXD_U, FUNC_U0RXD);
// set 9600, 8 bits, no parity check, 1 stop bit
USD(EMSUART_UART) = (ESP8266_CLOCK / EMSUART_BAUD);
USD(EMSUART_UART) = (UART_CLK_FREQ / EMSUART_BAUD);
USC0(EMSUART_UART) = EMSUART_CONFIG; // 8N1
// flush everything left over in buffer, this clears both rx and tx FIFOs
@@ -145,6 +145,8 @@ void ICACHE_FLASH_ATTR emsuart_stop() {
ETS_UART_INTR_DISABLE();
ETS_UART_INTR_ATTACH(NULL, NULL);
system_uart_swap(); // to be sure, swap Tx/Rx back. Idea from Simon Arlott
//detachInterrupt(digitalPinToInterrupt(D7));
//noInterrupts();
}
/*