void main ()
{
hBSP430halSERIAL i2c;
sBSP430bq24210 bq24210;
union {
sBQ27510 state;
uint16_t raw[1];
} u;
const int nwords = sizeof(u.state)/sizeof(u.raw[0]);
unsigned long resample_interval_utt;
unsigned long resample_wake_utt;
unsigned int flags;
int rc;
vBSP430platformInitialize_ni();
(void)iBSP430consoleInitialize();
cprintf("\nbattpack " __DATE__ " " __TIME__ "\n");
bq24210.chg_port = xBSP430hplLookupPORT(APP_CHGn_PORT_PERIPH_HANDLE);
bq24210.en_port = xBSP430hplLookupPORT(APP_ENn_PORT_PERIPH_HANDLE);
bq24210.pg_port = xBSP430hplLookupPORT(APP_PGn_PORT_PERIPH_HANDLE);
bq24210.chg_bit = APP_CHGn_PORT_BIT;
bq24210.en_bit = APP_ENn_PORT_BIT;
bq24210.pg_bit = APP_PGn_PORT_BIT;
cprintf("CHGn on %s.%u\n",
xBSP430portName(xBSP430periphFromHPL(bq24210.chg_port)),
iBSP430portBitPosition(bq24210.chg_bit));
cprintf("ENn on %s.%u\n",
xBSP430portName(xBSP430periphFromHPL(bq24210.en_port)),
iBSP430portBitPosition(bq24210.en_bit));
cprintf("PGn on %s.%u\n",
xBSP430portName(xBSP430periphFromHPL(bq24210.pg_port)),
iBSP430portBitPosition(bq24210.pg_bit));
if (! (bq24210.chg_port && bq24210.en_port && bq24210.pg_port)) {
cprintf("One of the ports is missing\n");
return;
}
/* Charge signal is an input (active low) to the MCU. Configure as
* input with internal pull-up. */
bq24210.chg_port->dir &= ~bq24210.chg_bit;
bq24210.chg_port->out |= bq24210.chg_bit;
bq24210.chg_port->ren |= bq24210.chg_bit;
/* Power-good signal is an input (active low) to the MCU. Configure
* as input with internal pull-up. */
bq24210.pg_port->dir &= ~bq24210.pg_bit;
bq24210.pg_port->out |= bq24210.pg_bit;
bq24210.pg_port->ren |= bq24210.pg_bit;
/* Enable signal is an output (active low) from the MCU. Start
* active. */
bq24210.en_port->out &= ~bq24210.en_bit;
bq24210.en_port->dir |= bq24210.en_bit;
cprintf("I2C on %s at address 0x%02x\nPins: %s\n",
xBSP430serialName(APP_BQ27510_I2C_PERIPH_HANDLE),
APP_BQ27510_I2C_ADDRESS,
xBSP430platformPeripheralHelp(APP_BQ27510_I2C_PERIPH_HANDLE, BSP430_PERIPHCFG_SERIAL_I2C));
/* NOTE: At default BSP430_SERIAL_I2C_BUS_SPEED_HZ 400kHz this
* devices supports only single-byte write operations. Further,
* ensure a 66us delay between packets. */
i2c = hBSP430serialOpenI2C(hBSP430serialLookup(APP_BQ27510_I2C_PERIPH_HANDLE),
BSP430_SERIAL_ADJUST_CTL0_INITIALIZER(UCMST),
0, 0);
if (! i2c) {
cprintf("I2C open failed\n");
return;
}
(void)iBSP430i2cSetAddresses_rh(i2c, -1, APP_BQ27510_I2C_ADDRESS);
resample_interval_utt = BSP430_UPTIME_MS_TO_UTT(1000UL * RESAMPLE_INTERVAL_S);
resample_wake_utt = ulBSP430uptime_ni();
flags = FLG_DUMP_STATE | FLG_UPDATE_INTERVAL;
BSP430_CORE_ENABLE_INTERRUPT();
while (1) {
char astext_buf[BSP430_UPTIME_AS_TEXT_LENGTH];
uint16_t temperature_dC;
if (FLG_DUMP_STATE & flags) {
memset(&u, 0, sizeof(u));
rc = readBQ27510(i2c, 0, nwords, u.raw);
cprintf("Device ID %04x rc %d\n", u.state.device_id, rc);
cprintf("%.30s = %d\n", "atRate_mA", u.state.atRate_mA);
cprintf("%.30s = %u\n", "atRatetimeToEmpty_min", u.state.atRatetimeToEmpty_min);
cprintf("%.30s = %u\n", "temperature_dK", u.state.temperature_dK);
cprintf("%.30s = %u\n", "voltage_mV", u.state.voltage_mV);
cprintf("%.30s = 0x%04x\n", "flags", u.state.flags);
cprintf("%.30s = %u\n", "nominalAvailableCapacity_mAh", u.state.nominalAvailableCapacity_mAh);
cprintf("%.30s = %u\n", "fullAvailableCapacity_mAh", u.state.fullAvailableCapacity_mAh);
cprintf("%.30s = %u\n", "remainingCapacity_mAh", u.state.remainingCapacity_mAh);
cprintf("%.30s = %u\n", "fullChargeCapacity_mAh", u.state.fullChargeCapacity_mAh);
cprintf("%.30s = %d\n", "averageCurrent_mA", u.state.averageCurrent_mA);
cprintf("%.30s = %u\n", "timeToEmpty_min", u.state.timeToEmpty_min);
cprintf("%.30s = %d\n", "standbyCurrent_mA", u.state.standbyCurrent_mA);
cprintf("%.30s = %u\n", "standbyTimeToEmpty_min", u.state.standbyTimeToEmpty_min);
cprintf("%.30s = %u\n", "stateOfHealth_ppcpx", u.state.stateOfHealth_ppcpx);
cprintf("%.30s = %u\n", "cycleCount", u.state.cycleCount);
cprintf("%.30s = %u\n", "stateOfCharge_ppc", u.state.stateOfCharge_ppc);
cprintf("%.30s = %d\n", "instantaneousCurrent_mA", u.state.instantaneousCurrent_mA);
cprintf("%.30s = %u\n", "internalTemperature_dK", u.state.internalTemperature_dK);
cprintf("%.30s = %u\n", "reistanceScale", u.state.reistanceScale);
cprintf("%.30s = %u\n", "operationConfiguration", u.state.operationConfiguration);
cprintf("%.30s = %u\n", "designCapacity_mAh", u.state.designCapacity_mAh);
cprintf("flags %02x ; ENn state %d\n", flags, (bq24210.en_port->out & bq24210.en_bit));
flags &= ~FLG_DUMP_STATE;
}
if (FLG_TOGGLE_ENABLE & flags) {
bq24210.en_port->out ^= bq24210.en_bit;
flags &= ~FLG_TOGGLE_ENABLE;
}
vBSP430ledSet(BSP430_LED_GREEN, !(bq24210.en_port->out & bq24210.en_bit));
rc = readBQ27510(i2c, 0, nwords, u.raw);
temperature_dC = u.state.temperature_dK - 2733;
cprintf("%s: %c%c%c % 2d.%dC %4dmV ; SoC %u%% ; Cap %4d / %4d ; %dmA ~ %dmA / %u\n",
xBSP430uptimeAsText(ulBSP430uptime(), astext_buf),
(bq24210.en_port->out & bq24210.en_bit) ? ' ' : 'E',
(bq24210.chg_port->in & bq24210.chg_bit) ? ' ' : 'C',
(bq24210.pg_port->in & bq24210.pg_bit) ? ' ' : 'P',
(temperature_dC / 10), (temperature_dC % 10),
u.state.voltage_mV,
u.state.stateOfCharge_ppc,
u.state.remainingCapacity_mAh,
u.state.fullAvailableCapacity_mAh,
u.state.instantaneousCurrent_mA,
u.state.averageCurrent_mA,
u.state.cycleCount
);
if (FLG_UPDATE_INTERVAL & flags) {
resample_wake_utt += resample_interval_utt;
flags &= ~FLG_UPDATE_INTERVAL;
}
flags = 0;
while (! flags) {
iBSP430consoleFlush();
if (0 >= lBSP430uptimeSleepUntil(resample_wake_utt, LPM3_bits)) {
flags |= FLG_UPDATE_INTERVAL;
}
while (0 <= ((rc = cgetchar()))) {
if ('!' == rc) {
flags |= FLG_TOGGLE_ENABLE;
} else if (' ' == rc) {
flags |= FLG_DUMP_STATE;
}
}
}
}
}
void main ()
{
int rc;
sBSP430m25p m25p_data;
hBSP430m25p m25p;
unsigned long addr;
unsigned long t0;
unsigned long t1;
vBSP430platformInitialize_ni();
(void)iBSP430consoleInitialize();
cprintf("\nBuild " __DATE__ " " __TIME__ "\n");
cprintf("SPI is %s: %s\n",
xBSP430serialName(BSP430_PLATFORM_M25P_SPI_PERIPH_HANDLE),
xBSP430platformPeripheralHelp(BSP430_PLATFORM_M25P_SPI_PERIPH_HANDLE, 0));
#ifdef BSP430_PLATFORM_M25P_PWR_PORT_PERIPH_HANDLE
cprintf("PWR at %s.%u\n",
xBSP430portName(BSP430_PLATFORM_M25P_PWR_PORT_PERIPH_HANDLE),
iBSP430portBitPosition(BSP430_PLATFORM_M25P_PWR_PORT_BIT));
#else /* BSP430_PLATFORM_M25P_PWR_PORT_PERIPH_HANDLE */
cprintf("PWR is hard-wired\n");
#endif /* BSP430_PLATFORM_M25P_PWR_PORT_PERIPH_HANDLE */
#ifdef BSP430_PLATFORM_M25P_RSTn_PORT_PERIPH_HANDLE
cprintf("RSTn at %s.%u\n",
xBSP430portName(BSP430_PLATFORM_M25P_RSTn_PORT_PERIPH_HANDLE),
iBSP430portBitPosition(BSP430_PLATFORM_M25P_RSTn_PORT_BIT));
#else /* BSP430_PLATFORM_M25P_RSTn_PORT_PERIPH_HANDLE */
cprintf("RSTn is hard-wired\n");
#endif /* BSP430_PLATFORM_M25P_RSTn_PORT_PERIPH_HANDLE */
cprintf("CSn at %s.%u\n",
xBSP430portName(BSP430_PLATFORM_M25P_CSn_PORT_PERIPH_HANDLE),
iBSP430portBitPosition(BSP430_PLATFORM_M25P_CSn_PORT_BIT));
memset(&m25p_data, 0, sizeof(m25p_data));
m25p_data.spi = hBSP430serialLookup(BSP430_PLATFORM_M25P_SPI_PERIPH_HANDLE);
m25p_data.csn_port = xBSP430hplLookupPORT(BSP430_PLATFORM_M25P_CSn_PORT_PERIPH_HANDLE);
m25p_data.csn_bit = BSP430_PLATFORM_M25P_CSn_PORT_BIT;
#ifdef BSP430_PLATFORM_M25P_RSTn_PORT_PERIPH_HANDLE
m25p_data.rstn_port = xBSP430hplLookupPORT(BSP430_PLATFORM_M25P_RSTn_PORT_PERIPH_HANDLE);
m25p_data.rstn_bit = BSP430_PLATFORM_M25P_RSTn_PORT_BIT;
#endif /* BSP430_PLATFORM_M25P_RSTn_PORT_PERIPH_HANDLE */
m25p = hBSP430m25pInitialize(&m25p_data,
BSP430_SERIAL_ADJUST_CTL0_INITIALIZER(UCCKPL | UCMSB | UCMST),
UCSSEL_2, 1);
if (NULL == m25p) {
cprintf("M25P device initialization failed.\n");
return;
}
#ifdef BSP430_PLATFORM_M25P_PWR_PORT_PERIPH_HANDLE
{
volatile sBSP430hplPORT * pwr_hpl;
/* Turn on power, then wait 10 ms for chip to stabilize before releasing RSTn. */
pwr_hpl = xBSP430hplLookupPORT(BSP430_PLATFORM_M25P_PWR_PORT_PERIPH_HANDLE);
pwr_hpl->out &= ~BSP430_PLATFORM_M25P_PWR_PORT_BIT;
pwr_hpl->dir |= BSP430_PLATFORM_M25P_PWR_PORT_BIT;
pwr_hpl->out |= BSP430_PLATFORM_M25P_PWR_PORT_BIT;
BSP430_CORE_DELAY_CYCLES(10 * (BSP430_CLOCK_NOMINAL_MCLK_HZ / 1000));
}
#endif /* BSP430_PLATFORM_M25P_PWR_PORT_PERIPH_HANDLE */
BSP430_M25P_RESET_CLEAR(m25p);
cprintf("Status register %d\n", iBSP430m25pStatus_ni(m25p));
rc = iBSP430m25pStrobeCommand_ni(m25p, BSP430_M25P_CMD_WREN);
cprintf("WREN got %d, status register %d\n", rc, iBSP430m25pStatus_ni(m25p));
rc = iBSP430m25pStrobeCommand_ni(m25p, BSP430_M25P_CMD_WRDI);
cprintf("WRDI got %d, status register %d\n", rc, iBSP430m25pStatus_ni(m25p));
rc = iBSP430m25pInitiateCommand_ni(m25p, BSP430_M25P_CMD_RDID);
if (0 == rc) {
rc = iBSP430m25pCompleteTxRx_ni(m25p, NULL, 0, 20, buffer);
}
BSP430_CORE_ENABLE_INTERRUPT();
cprintf("READ_IDENTIFICATION got %d\n", rc);
if (0 <= rc) {
dumpMemory(buffer, rc, 0);
}
cprintf("Config identified %u sectors of %lu bytes each: %lu bytes total\n",
BSP430_PLATFORM_M25P_SECTOR_COUNT,
(unsigned long)BSP430_PLATFORM_M25P_SECTOR_SIZE,
BSP430_PLATFORM_M25P_SECTOR_COUNT * (unsigned long)BSP430_PLATFORM_M25P_SECTOR_SIZE);
#if (BSP430_PLATFORM_M25P_SUBSECTOR_SIZE - 0)
cprintf("Config supports access as %u sub-sectors of %u bytes each\n",
(unsigned int)(BSP430_PLATFORM_M25P_SECTOR_COUNT * (BSP430_PLATFORM_M25P_SECTOR_SIZE / BSP430_PLATFORM_M25P_SUBSECTOR_SIZE)),
(unsigned int)BSP430_PLATFORM_M25P_SUBSECTOR_SIZE);
#else /* BSP430_PLATFORM_M25P_SUBSECTOR_SIZE */
cprintf("Config indicates device is not sub-sector addressable\n");
#endif /* BSP430_PLATFORM_M25P_SUBSECTOR_SIZE */
cprintf("RDID identified %lu bytes total capacity\n", 0x1UL << buffer[2]);
addr = 0;
rc = readFromAddress(m25p, addr, sizeof(flashContents));
if (sizeof(flashContents) != rc) {
cprintf("ERROR %d reading initial block\n", rc);
} else {
dumpMemory(buffer, rc, addr);
if (0 == memcmp(flashContents, buffer, rc)) {
cprintf("Found expected contents.\n");
}
}
#if (BSP430_PLATFORM_M25P_SUPPORTS_PE - 0)
rc = writeToAddress(m25p, BSP430_M25P_CMD_PE, addr, NULL, 0);
cprintf("PAGE_ERASE got %d\n", rc);
#else /* BSP430_PLATFORM_M25P_SUPPORTS_PE */
rc = writeToAddress(m25p, BSP430_M25P_CMD_SE, addr, NULL, 0);
cprintf("SECTOR_ERASE got %d\n", rc);
#endif /* BSP430_PLATFORM_M25P_SUPPORTS_PE */
rc = readFromAddress(m25p, addr, sizeof(buffer));
if (0 < rc) {
dumpMemory(buffer, rc, addr);
}
rc = writeToAddress(m25p, BSP430_M25P_CMD_PP, addr, flashContents, sizeof(flashContents));
cprintf("PAGE_PROGRAM got %d\n", rc);
rc = readFromAddress(m25p, addr, sizeof(buffer));
if (0 < rc) {
dumpMemory(buffer, rc, addr);
}
/* PAGE PROGRAM is the one that only clears 1s to 0s so needs a
* prior page or sector erase */
rc = writeToAddress(m25p, BSP430_M25P_CMD_PP, addr, flashContents + 4, 4);
cprintf("PAGE_PROGRAM to %lx returned %d\n", addr, rc);
rc = readFromAddress(m25p, 0, sizeof(flashContents));
dumpMemory(buffer, rc, 0);
/*
Write 4 took 8
PAGE_PROGRAM to 0 returned 4
00000000 88 11 03 30 cc 33 c3 3c 01 23 45 67 89 ab cd ef ...0.3.<.#Eg....
*/
/* PAGE_WRITE is the one that does not need a prior erase cycle */
addr = 8;
#if (BSP430_PLATFORM_M25P_SUPPORTS_PW - 0)
rc = writeToAddress(m25p, BSP430_M25P_CMD_PW, addr, flashContents + 4, 4);
cprintf("PAGE_WRITE to %lx returned %d\n", addr, rc);
#else
rc = writeToAddress(m25p, BSP430_M25P_CMD_PP, addr, flashContents + 4, 4);
cprintf("overwrite PAGE_PROGRAM to unerased %lx returned %d\n", addr, rc);
#endif
rc = readFromAddress(m25p, 0, sizeof(flashContents));
dumpMemory(buffer, rc, 0);
/*
Write 4 took 204
PAGE_WRITE to 8 returned 4
00000000 88 11 03 30 cc 33 c3 3c cc 33 c3 3c 89 ab cd ef ...0.3.<.3.<....
*/
cprintf("Initiating bulk erase...");
BSP430_CORE_DISABLE_INTERRUPT();
do {
t0 = t1 = 0;
rc = iBSP430m25pStrobeCommand_ni(m25p, BSP430_M25P_CMD_WREN);
if (0 == rc) {
rc = iBSP430m25pStrobeCommand_ni(m25p, BSP430_M25P_CMD_BE);
}
if (0 == rc) {
int sr;
t0 = ulBSP430uptime_ni();
do {
sr = iBSP430m25pStatus_ni(m25p);
} while ((0 <= sr) && (BSP430_M25P_SR_WIP & sr));
t1 = ulBSP430uptime();
}
} while (0);
BSP430_CORE_ENABLE_INTERRUPT();
cprintf("\nBULK_ERASE got %d\n", rc);
if (0 == rc) {
char tstr[BSP430_UPTIME_AS_TEXT_LENGTH];
cprintf("Bulk erase took %lu utt = %s\n", t1-t0, xBSP430uptimeAsText(t1 - t0, tstr));
}
rc = readFromAddress(m25p, 0, sizeof(flashContents));
dumpMemory(buffer, rc, 0);
rc = writeToAddress(m25p, BSP430_M25P_CMD_PP, 0, flashContents, sizeof(flashContents));
cprintf("Restore got %d\n", rc);
addr = 0;
while (addr < (256 * 1025L)) {
rc = readFromAddress(m25p, addr, sizeof(buffer));
if (0 > rc) {
break;
}
dumpMemory(buffer, rc, addr);
addr += rc;
break;
}
}
