CC2500-RTR1 datasheet(74/84 Pages) TI

74 / 84 page

CC2500

PRELIMINARY Data Sheet (Rev.1.2)

SWRS040A

Page 74 of 83

0x26: FSCAL0 – Frequency synthesizer calibration

Bit

Field Name

Reset

R/W

Description

Reserved

6:0

FSCAL0[6:0]

13 (0x0D)

R/W

Frequency synthesizer calibration control. The value to use in

this register is given by the SmartRF® Studio software.

0x27: RCCTRL1 – RC oscillator configuration

Bit

Field Name

Reset

R/W

Description

Reserved

6:0

RCCTRL1[6:0]

(0x41)

R/W

RC oscillator configuration. Do not write to this register.

0x28: RCCTRL0 – RC oscillator configuration

Bit

Field Name

Reset

R/W

Description

Reserved

6:0

RCCTRL0[6:0]

(0x00)

R/W

RC oscillator configuration. Do not write to this register.

31.2

Configuration Register Details – Registers that lose programming in sleep state

0x29: FSTEST – Frequency synthesizer calibration control

Bit

Field Name

Reset

R/W

Description

7:0

FSTEST[7:0]

(0x59)

R/W

For test only. Do not write to this register.

0x2A: PTEST – Production test

Bit

Field Name

Reset

R/W

Description

PTEST[7:0]

127

(0x7F)

R/W

Writing 0xBF to this register makes the on-chip temperature sensor

available in the IDLE state. The default 0x7F value should then be

written back before leaving the IDLE state.

Other use of this register is for test only.

0x2B: AGCTEST – AGC test

Bit

Field Name

Reset

R/W

Description

7:0

AGCTEST[7:0]

(0x3F)

R/W

For test only. Do not write to this register.

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