fix: fix spi address16 bugs

libdriver · Mar 7, 2023 · 368c345 · 368c345
1 parent 02d9a52
commit 368c345
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/project/raspberrypi4b/interface/src/spi.c b/project/raspberrypi4b/interface/src/spi.c
@@ -383,7 +383,7 @@ uint8_t spi_write_address16(int fd, uint16_t reg, uint8_t *buf, uint16_t len)
     /* set the command */
     command[0] = (reg >> 8) & 0xFF;
     command[1] = reg & 0xFF;
-    memset(&command[2], 0x00, len);
+    memcpy(&command[2], buf, len);
 
     /* clear ioc transfer */
     memset(&k, 0, sizeof(struct spi_ioc_transfer));