branch to test I2C
Diff: program/src/adbms_2950.cpp
- Revision:
- 9:0a4828d32e76
- Parent:
- 7:540ecfbe1a26
--- a/program/src/adbms_2950.cpp Wed Sep 23 14:58:29 2020 +0000
+++ b/program/src/adbms_2950.cpp Mon May 24 02:38:00 2021 +0000
@@ -24,7 +24,7 @@
#include "adbms2950.h"
#include "application.h"
#ifdef MBED
-extern Serial pc;
+//extern Serial pc;
#endif /* MBED */
/*******************************************************************************
* @brief Setup Variables
@@ -463,14 +463,14 @@
if(option == 1)
{
#ifdef MBED
- pc.printf("IC[%d]: Select GPO Pin Drive to High\n", (cic+1));
- pc.printf("0 : GPO1 \n");
- pc.printf("1 : GPO2 \n");
- pc.printf("2 : GPO3 \n");
- pc.printf("3 : GPO4 \n");
- pc.printf("4 : GPO5 \n");
- pc.printf("5 : GPO6 \n");
- pc.scanf("%d",&gpo);
+// pc.printf("IC[%d]: Select GPO Pin Drive to High\n", (cic+1));
+// pc.printf("0 : GPO1 \n");
+// pc.printf("1 : GPO2 \n");
+// pc.printf("2 : GPO3 \n");
+// pc.printf("3 : GPO4 \n");
+// pc.printf("4 : GPO5 \n");
+// pc.printf("5 : GPO6 \n");
+// pc.scanf("%d",&gpo);
#else
printf("IC[%d]: Select GPO Pin Drive to High\n", (cic+1));
printf("0 : GPO1 \n");
@@ -486,13 +486,13 @@
else if(option == 2)
{
#ifdef MBED
- pc.printf("IC[%d]: Select GPO Pin Drive to Low\n", (cic+1));
- pc.printf("0 : GPO1 \n");
- pc.printf("1 : GPO2 \n");
- pc.printf("2 : GPO3 \n");
- pc.printf("3 : GPO4 \n");
- pc.printf("4 : GPO5 \n");
- pc.printf("5 : GPO6 \n");
+// pc.printf("IC[%d]: Select GPO Pin Drive to Low\n", (cic+1));
+// pc.printf("0 : GPO1 \n");
+// pc.printf("1 : GPO2 \n");
+// pc.printf("2 : GPO3 \n");
+// pc.printf("3 : GPO4 \n");
+// pc.printf("4 : GPO5 \n");
+// pc.printf("5 : GPO6 \n");
scanf("%d",&gpo);
#else
printf("IC[%d]: Select GPO Pin Drive to Low\n", (cic+1));
@@ -527,23 +527,27 @@
for(uint8_t cic = 0; cic < tIC; cic++)
{
ic[cic].tx_cfga.refon = PWR_UP;
- ic[cic].tx_cfga.gpio = 0xF; /*!< All gpios pull down disable */
+ ic[cic].tx_cfga.gpio = 0xF; /*All gpios pull down disable */
- ic[cic].tx_comm.icomm[0] = 0x8; /*!< Generate a CSBM Low signal */
- ic[cic].tx_comm.fcomm[0] = 0x0; /*!< Holds CSBM low */
- ic[cic].tx_comm.icomm[1] = 0x8; /*!< Generate a CSBM Low signal */
- ic[cic].tx_comm.fcomm[1] = 0x9; /*!< CSBM high */
- ic[cic].tx_comm.icomm[2] = 0xF; /*!< No transmit */
- ic[cic].tx_comm.fcomm[2] = 0x9; /*!< CSBM high */
+ ic[cic].tx_comm.icomm[0] = 0x8; /*Generate a CSBM Low signal */
+ ic[cic].tx_comm.fcomm[0] = 0x0; /*Holds CSBM low */
+ ic[cic].tx_comm.icomm[1] = 0x8; /*Generate a CSBM Low signal */
+ ic[cic].tx_comm.fcomm[1] = 0x9; /*CSBM high */
+ ic[cic].tx_comm.icomm[2] = 0xF; /*No transmit */
+ ic[cic].tx_comm.fcomm[2] = 0x9; /*CSBM high */
- ic[cic].tx_comm.data[0] = 0x55; /*!< data1, write the data on COMM register (D0,D1,D2) for sending the data on SPI bus*/
- ic[cic].tx_comm.data[1] = 0xAA; /*!< data2 */
- ic[cic].tx_comm.data[2] = 0xFF; /*!< data3 */
+ ic[cic].tx_comm.data[0] = 0x55; /*data1, write the data on COMM register (D0,D1,D2) for sending the data on SPI bus*/
+ ic[cic].tx_comm.data[1] = 0xAA; /*data2 */
+ ic[cic].tx_comm.data[2] = 0xFF; /*data3 */
}
+
adBmsWakeupIc(tIC);
+ /*Setting GPIO configurations to disable pull down*/
adBmsWriteData(tIC, &ic[0], WRCFGA, Config, A);
adBmsReadData(tIC, &ic[0], RDCFGA, Config, A);
- adBmsReadData(tIC, &ic[0], RDSTATE, Status, E); /*!< Read Status E for gpio status*/
+ /*Read Status E for gpio status*/
+ adBmsReadData(tIC, &ic[0], RDSTATE, Status, E);
+ /**/
adBmsWriteData(tIC, &ic[0], WRCOMM, Comm, NONE);
adBms2950_Stcomm();
adBmsReadData(tIC, &ic[0], RDCOMM, Comm, NONE);
@@ -598,26 +602,34 @@
*******************************************************************************
* @brief GPIO I2C Write on the GPIO Port.
* Refer to the data sheet.
+* This is an example using eeprom 24AA01
*******************************************************************************
*/
void adi2950_gpio_i2c_write_to_slave(uint8_t tIC, cell_asic *ic)
{
+ uint8_t user_data = 0;
+
+ printMsg("Enter a number to be written to EEPROM [0-255]");
+ readUserData(&user_data);
+
for(uint8_t cic = 0; cic < tIC; cic++)
{
ic[cic].tx_cfga.refon = PWR_UP;
- ic[cic].tx_cfga.gpio = 0xF; /*! All gpios pull down disable*/
+ ic[cic].tx_cfga.gpio = 0xF; /*All gpios pull down disable*/
- ic[cic].tx_comm.icomm[0] = 0x6; /*!< Generate a START Signal on I2C Port Followed by Data Transmission */
- ic[cic].tx_comm.fcomm[0] = 0x8; /*!< Master Generated an NACK Signal*/
- ic[cic].tx_comm.icomm[1] = 0x0; /*!<! Blank, SDA Held Low Between Bytes*/
- ic[cic].tx_comm.fcomm[1] = 0x8; /*!< Master Generated an NACK Signal*/
- ic[cic].tx_comm.icomm[2] = 0x0; /*!< Blank, SDA Held Low Between Bytes*/
- ic[cic].tx_comm.fcomm[2] = 0x9; /*!< Master Generated a NACK Signal, Master Generated a STOP Signal*/
+ ic[cic].tx_comm.icomm[0] = 0x6; /*Generate a START Signal on I2C Port Followed by Data Transmission */
+ ic[cic].tx_comm.fcomm[0] = 0x8; /*Master Generated an NACK Signal*/
+ ic[cic].tx_comm.icomm[1] = 0x0; /*Blank, SDA Held Low Between Bytes*/
+ ic[cic].tx_comm.fcomm[1] = 0x8; /*Master Generated an NACK Signal*/
+ ic[cic].tx_comm.icomm[2] = 0x0; /*Blank, SDA Held Low Between Bytes*/
+ ic[cic].tx_comm.fcomm[2] = 0x9; /*Master Generated a NACK Signal, Master Generated a STOP Signal*/
- ic[cic].tx_comm.data[0] = 0xA0; /*!< data1, write the data on COMM register (D0,D1,D2) for sending the data on I2C bus*/
- ic[cic].tx_comm.data[1] = 0x00; /*!< data2*/
- ic[cic].tx_comm.data[2] = 0x25; /*!< data3*/
+/*write the data on COMM register (D0,D1,D2) for sending the data on I2C bus*/
+ ic[cic].tx_comm.data[0] = 0xA0; /*Control byte*/
+ ic[cic].tx_comm.data[1] = 0x00; /*Word Address*/
+ ic[cic].tx_comm.data[2] = user_data; /*Data byte*/
}
+
adBmsWakeupIc(tIC);
adBmsWriteData(tIC, &ic[0], WRCFGA, Config, A);
adBmsReadData(tIC, &ic[0], RDCFGA, Config, A);
@@ -625,18 +637,20 @@
adBmsWriteData(tIC, &ic[0], WRCOMM, Comm, NONE);
adBms2950_Stcomm();
adBmsReadData(tIC, &ic[0], RDCOMM, Comm, NONE);
- printMsg("GPIO I2C Write data to Slave completed");
+
printWriteConfig(tIC, &ic[0], Config, A);
printReadConfig(tIC, &ic[0], Config, A);
printStatus(tIC, &ic[0], Status, E);
printWriteCommData(tIC, &ic[0], Comm);
printReadCommData(tIC, &ic[0], Comm);
+ printMsg("GPIO I2C Data written to EEPROM");
}
/**
*******************************************************************************
* @brief GPIO I2C Read from the GPIO Ports(using eeprom 24AA01)
* Refer to the data sheet.
+* This is an example using eeprom 24AA01
*******************************************************************************
*/
void adi2950_gpio_i2c_read_from_slave(uint8_t tIC, cell_asic *ic)
@@ -644,36 +658,35 @@
for(uint8_t cic = 0; cic < tIC; cic++)
{
ic[cic].tx_cfga.refon = PWR_UP;
- ic[cic].tx_cfga.gpio = 0xF; /*!< All gpios pull down disable*/
+ ic[cic].tx_cfga.gpio = 0xF; /*All gpios pull down disable*/
- ic[cic].tx_comm.icomm[0] = 0x6; /*!< Generate a START Signal on I2C Port Followed by Data Transmission*/
- ic[cic].tx_comm.fcomm[0] = 0x8; /*!< Master Generated an NACK Signal*/
- ic[cic].tx_comm.icomm[1] = 0x0; /*!< Blank, SDA Held Low Between Bytes*/
- ic[cic].tx_comm.fcomm[1] = 0x8; /*!< Master Generated an NACK Signal*/
- ic[cic].tx_comm.icomm[2] = 0x6; /*!< Blank, SDA Held Low Between Bytes*/
- ic[cic].tx_comm.fcomm[2] = 0x8; /*!< Master Generated a NACK Signal, Master Generated a STOP Signal*/
+ ic[cic].tx_comm.icomm[0] = 0x6; /*Generate a START Signal on I2C Port Followed by Data Transmission*/
+ ic[cic].tx_comm.fcomm[0] = 0x8; /*Master Generated an NACK Signal*/
+ ic[cic].tx_comm.icomm[1] = 0x0; /*Blank, SDA Held Low Between Bytes*/
+ ic[cic].tx_comm.fcomm[1] = 0x8; /*Master Generated an NACK Signal*/
+ ic[cic].tx_comm.icomm[2] = 0x6; /*Generate a START Signal on I2C Port Followed by Data Transmission*/
+ ic[cic].tx_comm.fcomm[2] = 0x8; /*Master Generated a NACK Signal, Master Generated a STOP Signal*/
- ic[cic].tx_comm.data[0] = 0xA0; /*!<data1*/
- ic[cic].tx_comm.data[1] = 0x00; /*!<data2*/
- ic[cic].tx_comm.data[2] = 0xA1; /*!<data3*/
+ ic[cic].tx_comm.data[0] = 0xA0; /*control byte W*/
+ ic[cic].tx_comm.data[1] = 0x00; /*Word address*/
+ ic[cic].tx_comm.data[2] = 0xA1; /*Control byte R*/
}
+
/***************************** Write to slave devcie *****************/
+
adBmsWakeupIc(tIC);
- adBmsWriteData(tIC, &ic[0], WRCFGA, Config, A);
- adBmsReadData(tIC, &ic[0], RDCFGA, Config, A);
- adBmsReadData(tIC, &ic[0], RDSTATE, Status, E); /*!< Read Status E for gpio status*/
+// adBmsWriteData(tIC, &ic[0], WRCFGA, Config, A);
+// adBmsReadData(tIC, &ic[0], RDCFGA, Config, A);
+// adBmsReadData(tIC, &ic[0], RDSTATE, Status, E); /*!< Read Status E for gpio status*/
adBmsWriteData(tIC, &ic[0], WRCOMM, Comm, NONE);
adBms2950_Stcomm();
- printWriteConfig(tIC, &ic[0], Config, A);
- printReadConfig(tIC, &ic[0], Config, A);
+// printWriteConfig(tIC, &ic[0], Config, A);
+// printReadConfig(tIC, &ic[0], Config, A);
printWriteCommData(tIC, &ic[0], Comm);
- printStatus(tIC, &ic[0], Status, E);
+// printStatus(tIC, &ic[0], Status, E);
for(uint8_t cic = 0; cic < tIC; cic++)
{
- ic[cic].tx_cfga.refon = PWR_UP;
- ic[cic].tx_cfga.gpio = 0xF; /*!< All gpios pull down disable */
-
ic[cic].tx_comm.icomm[0] = 0x0; /*!< SDA held low */
ic[cic].tx_comm.fcomm[0] = 0x9; /*!<Slave NACk+ master STOP */
ic[cic].tx_comm.icomm[1] = 0x7; /*!< SDA held high */
@@ -687,13 +700,16 @@
}
/***************************** Read from slave devcie *****************/
adBmsWakeupIc(tIC);
- adBmsWriteData(tIC, &ic[0], WRCFGA, Config, A);
- adBmsReadData(tIC, &ic[0], RDSTATE, Status, E); /*!< Read Status E for gpio status*/
+ adBmsWriteData(tIC, &ic[0], WRCOMM, Comm, NONE);
adBms2950_Stcomm();
adBmsReadData(tIC, &ic[0], RDCOMM, Comm, NONE);
- printMsg("GPIO I2C Read data from Slave completed");
+ printWriteCommData(tIC, &ic[0], Comm);
printReadCommData(tIC, &ic[0], Comm);
- printStatus(tIC, &ic[0], Status, E);
+ printMsg("GPIO I2C read data from slave completed.");
+ for(uint8_t cic = 0; cic < tIC; cic++)
+ {
+ printData(ic[cic].rx_comm.data[0]);
+ }
}
/**