L99DZ320 datasheet(101/146 Pages) STMICROELECTRONICS

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6.4.2

Control register 2 (CR2, 0x27)

Table 78. Control register 2

Bit

name

Reset

value

Access

Table 79. CR2 signals description

Bit

Name

Description

23:6

RESERVED

PWM6

PWM control for HB6

PWM6: PWM control for HB6

0: PWM6 disabled, DIR2 function enabled (default)

1: PWM6 applied to HB6 LS, DIR2 function disabled

PWM4-5_1

PWM control for HB4 and HB5

PWM4-5 control

00: OFF, PWM4-5 not applied (default)

01: PWM4-5 applied to HB4 LS

10: PWM4-5 applied to HB5 LS

11: PWM4-5 applied to both HB4 and HB5 low-sides at the same time

PWM4-5_0

CP_OFF

Switch OFF the charge pump

0: charge pump ON (default)

1: charge pump OFF

Note:

Setting CP_OFF = 1 is possible only if CP_OFF_EN is set to “1” in CR1.

ICMP

V1 load current supervision

0: enabled; watchdog is disabled in V1_Standby when IV1< ICMP (default)

1: disabled; watchdog is disabled upon transition into V1_Standby mode

Note:

Setting ICMP = 1 is only possible when ICMP_CONFIG_EN = 1 in CR1.

RESERVED

L99DZ320

SPI Registers

DS14235 - Rev 5

page 101/146

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