decrease i2c timeout

DusKing1 · DusKing1 · commit a7b3042b7ca7 · 2022-12-31T23:19:25.000+08:00
diff --git a/src/main/drivers/bus_i2c_atbsp.c b/src/main/drivers/bus_i2c_atbsp.c
@@ -38,7 +38,7 @@
 #include "drivers/bus_i2c_impl.h"
 
 //#define I2C_TIMEOUT                      0x3FFFFF
-#define I2C_TIMEOUT                      0x8700 //about 120 us at 288 mhz
+#define I2C_TIMEOUT                      0x870 //about 7 us at 288 mhz
 
 #ifdef USE_I2C_DEVICE_1
 void I2C1_ERR_IRQHandler(void)
@@ -287,7 +287,7 @@ bool i2cReadBuffer(I2CDevice device, uint8_t addr_, uint8_t reg_, uint8_t len, u
     else
     {
       /* wait for the communication to end */
-      i2c_wait_end(pHandle->i2cx, I2C_TIMEOUT);
+    //   i2c_wait_end(pHandle->i2cx, I2C_TIMEOUT);
     }
 
 

Original file line number	Diff line number	Diff line change
`@@ -38,7 +38,7 @@`
`38`	`38`	`#include "drivers/bus_i2c_impl.h"`
`39`	`39`
`40`	`40`	`//#define I2C_TIMEOUT 0x3FFFFF`
`41`		`-#define I2C_TIMEOUT 0x8700 //about 120 us at 288 mhz`
	`41`	`+#define I2C_TIMEOUT 0x870 //about 7 us at 288 mhz`
`42`	`42`
`43`	`43`	`#ifdef USE_I2C_DEVICE_1`
`44`	`44`	`void I2C1_ERR_IRQHandler(void)`
`@@ -287,7 +287,7 @@ bool i2cReadBuffer(I2CDevice device, uint8_t addr_, uint8_t reg_, uint8_t len, u`
`287`	`287`	`else`
`288`	`288`	`{`
`289`	`289`	`/* wait for the communication to end */`
`290`		`- i2c_wait_end(pHandle->i2cx, I2C_TIMEOUT);`
	`290`	`+ // i2c_wait_end(pHandle->i2cx, I2C_TIMEOUT);`
`291`	`291`	`}`
`292`	`292`
`293`	`293`