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v1.1.0

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刘可亮
2024-09-30 17:06:01 +08:00
parent 2ce4d6bb89
commit 0ef85b55da
9363 changed files with 843557 additions and 428518 deletions
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40
packages/third-party/i2c-tools/src/i2c_tools.cpp vendored
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@@ -1,11 +1,17 @@
#include "i2c_utils.h"
/*
* The MIT License (MIT)
*
* Copyright (c) 2019-2023 Wu Han
*/
#include "i2c_utils.h"
static void i2c(int argc,char *argv[])
{
if(argc > 2)
{
#ifdef I2C_TOOLS_USE_SW_I2C
if( i2c_init( strtonum(argv[ARG_SDA_POS]), strtonum(argv[ARG_SCL_POS])) )
if( i2c_init(strtonum(argv[ARG_SDA_POS]), strtonum(argv[ARG_SCL_POS])) )
{
rt_kprintf("[i2c] failed to find bus with sda=%s scl=%s\n", argv[ARG_SDA_POS], argv[ARG_SCL_POS]);
return;
@@ -62,23 +68,33 @@ static void i2c(int argc,char *argv[])
if(!strcmp(argv[1], "read"))
{
rt_uint8_t buffer[I2C_TOOLS_BUFFER_SIZE];
rt_uint8_t reg = strtonum(argv[ARG_DATA_POS]);
rt_uint8_t len = 1;
if( argc == ARG_READ_MAX)
if (argc == ARG_READ_MAX)
{
len = atoi(argv[ARG_READ_MAX - 1]);
}
if(i2c_read(strtonum(argv[ARG_ADDR_POS]), strtonum(argv[ARG_DATA_POS]), buffer, len) == len)
if (len > I2C_TOOLS_BUFFER_SIZE)
{
rt_kprintf("[ ");
for(rt_uint8_t i = 0; i < len; i++)
rt_kprintf("The length %d is too long than the max %d\n",
len, I2C_TOOLS_BUFFER_SIZE);
len = I2C_TOOLS_BUFFER_SIZE;
}
if (i2c_read(strtonum(argv[ARG_ADDR_POS]), reg, buffer, len) == len)
{
for (rt_uint8_t i = 0; i < len; i++, reg++)
{
rt_kprintf("0x%02X", buffer[i]);
if(i != (len-1))
{
rt_kprintf(", ");
}
if (i && (i % 16 == 0))
rt_kprintf("\n");
if (i % 16 == 0)
rt_kprintf("0x%02X: ", reg);
else if (i % 8 == 0)
rt_kprintf(" ");
rt_kprintf("%02X ", buffer[i]);
}
rt_kprintf(" ]\n");
rt_kprintf("\n");
}
else
{