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RM0453 Rev 2 213/1454

RM0453 Sub-GHz radio (SUBGHZ)

217

5.10.22 Sub-GHz radio receiver gain control register (SUBGHZ_RXGAINCR)

Address offset: 0x08AC

Reset value: 0x94

5.10.23 Sub-GHz radio PA over current protection register

(SUBGHZ_PAOCPR)

Address offset: 0x08E7

Reset value: 0x18

5.10.24 Sub-GHz radio HSE32 OSC_IN capacitor trim register

(SUBGHZ_HSEINTRIMR)

Address offset: 0x0911

Reset value: 0x12

This register is retained in Sleep mode, but lost in Deep-Sleep mode.

76543210

SENSI_ADJUST[5:0] PMODE[1:0]

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Bits 7:2 SENSI_ADJUST[5:0]: Sensitivity Floor of AGC

This bitfield must be kept at 0x25.

Bits 1:0 PMODE[1:0]: Receiver power mode selection between normal mode and power saving mode

00: power saving mode (reduced sensitivity)

01: boost mode level1 active (improves sensitivity at detriment of power consumption)

10: boost mode level2 active (improves a set further sensitivity at detriment of power

consumption)

Others: boost mode (best receiver sensitivity)

76543210

Res. Res. OCP[5:0]

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Bits 7:6 Reserved, must be kept at reset value.

Bits 5:0 OCP[5:0]: Power amplifier over current protection level

0x18: maximum 60 mA current for LP PA mode

0x38: maximum 140mA current for HP PA mode.

Others: reserved

76543210

Res. Res. TRIM[5:0]

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ST STM32WL55JC User Manual

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