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add modbus (not tested yet)

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This commit is contained in:
Edward Emelianov
2024-09-19 17:32:05 +03:00
parent bdbd7d68d9
commit 22a205001a
22 changed files with 1030 additions and 118 deletions
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4
F1:F103/FX3U/usart.c
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@@ -23,7 +23,7 @@ extern volatile uint32_t Tms;
static volatile int idatalen[2] = {0,0}; // received data line length (including '\n')
static volatile int odatalen[2] = {0,0};
volatile int usart_txrdy = 1; // transmission done
static volatile int usart_txrdy = 1; // transmission done
static volatile int usart_linerdy = 0 // received data ready
,dlen = 0 // length of data (including '\n') in current buffer
@@ -31,7 +31,7 @@ static volatile int usart_linerdy = 0 // received data ready
;
int rbufno = 0, tbufno = 0; // current rbuf/tbuf numbers
static int rbufno = 0, tbufno = 0; // current rbuf/tbuf numbers
static char rbuf[2][UARTBUFSZI], tbuf[2][UARTBUFSZO]; // receive & transmit buffers
static char *recvdata = NULL;