Commit 4b24b9d

sandeepmistryfacchinm

authored and

committed

Disable h/w flow control on UART, set RTS to LOW on init

It’s not supported by the SARA-R410M

1 parent 249cd86 commit 4b24b9dCopy full SHA for 4b24b9d

File tree

-2

lines changed

-2

lines changed

Lines changed: 5 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -233,6 +233,10 @@ void initVariant() {`
`233`	`233`	`// put SARA modem in reset on start to conserve power if it's not used`
`234`	`234`	`pinMode(SARA_RESETN, OUTPUT);`
`235`	`235`	`digitalWrite(SARA_RESETN, HIGH);`
	`236`	`+`
	`237`	`+ // set RTS to LOW`
	`238`	`+ pinMode(SARA_RTS, OUTPUT);`
	`239`	`+ digitalWrite(SARA_RTS, LOW);`
`236`	`240`	`}`
`237`	`241`
`238`	`242`	`// Serial1`
`@@ -244,7 +248,7 @@ void SERCOM5_Handler()`
`244`	`248`	`}`
`245`	`249`
`246`	`250`	`// SerialSARA`
`247`		`-Uart Serial2(&sercom2, PIN_SERIAL2_RX, PIN_SERIAL2_TX, PAD_SERIAL2_RX, PAD_SERIAL2_TX, PIN_SERIAL2_RTS, PIN_SERIAL2_CTS);`
	`251`	`+Uart Serial2(&sercom2, PIN_SERIAL2_RX, PIN_SERIAL2_TX, PAD_SERIAL2_RX, PAD_SERIAL2_TX);`
`248`	`252`
`249`	`253`	`void SERCOM2_Handler()`
`250`	`254`	`{`

Lines changed: 1 addition & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -162,7 +162,7 @@ extern Uart Serial1;`
`162`	`162`	`extern Uart Serial2;`
`163`	`163`	`#define PIN_SERIAL2_RX (27ul)`
`164`	`164`	`#define PIN_SERIAL2_TX (26ul)`
`165`		`-#define PAD_SERIAL2_TX (UART_TX_RTS_CTS_PAD_0_2_3)`
	`165`	`+#define PAD_SERIAL2_TX (UART_TX_PAD_0)`
`166`	`166`	`#define PAD_SERIAL2_RX (SERCOM_RX_PAD_1)`
`167`	`167`	`#define PIN_SERIAL2_RTS (28u)`
`168`	`168`	`#define PIN_SERIAL2_CTS (29u)`

Comments

(0)