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FuriHal, Power, UnitTests: fix, rename battery charging voltage limit API (#2228)

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* FuriHal, Power, UnitTests: rename battery charge voltage limit API
* FuriHal: bump API, power info major versions
* Power: fix battery charge voltage limit for > 7.935v

Co-authored-by: あく <alleteam@gmail.com>
This commit is contained in:
Shane Synan
2023-02-26 12:23:39 -05:00
committed by GitHub
parent 1d55aee39c
commit 09edf66a2a
11 changed files with 69 additions and 57 deletions
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17
lib/drivers/bq25896.c
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@@ -140,15 +140,18 @@ uint16_t bq25896_get_vreg_voltage(FuriHalI2cBusHandle* handle) {
void bq25896_set_vreg_voltage(FuriHalI2cBusHandle* handle, uint16_t vreg_voltage) {
if(vreg_voltage < 3840) {
// Minimum value is 3840 mV
bq25896_regs.r06.VREG = 0;
} else {
// Find the nearest voltage value (subtract offset, divide into sections)
// Values are truncated downward as needed (e.g. 4200mV -> 4192 mV)
bq25896_regs.r06.VREG = (uint8_t)((vreg_voltage - 3840) / 16);
// Minimum valid value is 3840 mV
vreg_voltage = 3840;
} else if(vreg_voltage > 4208) {
// Maximum safe value is 4208 mV
vreg_voltage = 4208;
}
// Do not allow values above 23 (0x17, 4208mV)
// Find the nearest voltage value (subtract offset, divide into sections)
// Values are truncated downward as needed (e.g. 4200mV -> 4192 mV)
bq25896_regs.r06.VREG = (uint8_t)((vreg_voltage - 3840) / 16);
// Double check: do not allow values above 23 (0x17, 4208mV)
// Exceeding 4.2v will overcharge the battery!
if(bq25896_regs.r06.VREG > 23) {
bq25896_regs.r06.VREG = 23;

4
lib/drivers/bq25896.h
View File

@@ -36,10 +36,10 @@ void bq25896_disable_otg(FuriHalI2cBusHandle* handle);
/** Is otg enabled */
bool bq25896_is_otg_enabled(FuriHalI2cBusHandle* handle);
/** Get VREG (charging) voltage in mV */
/** Get VREG (charging limit) voltage in mV */
uint16_t bq25896_get_vreg_voltage(FuriHalI2cBusHandle* handle);
/** Set VREG (charging) voltage in mV
/** Set VREG (charging limit) voltage in mV
*
* Valid range: 3840mV - 4208mV, in steps of 16mV
*/