AS7058 datasheet(94/199 Pages) AMSOSRAM

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AS7058

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DS001077 • v2-00 • 2025-Sep-24

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8.5

PPG MOD

8.5.1

PPGMOD_CFG1 (Address 0x37)

Table 52: PPGMOD_CFG1 register

Addr: 0x37

PPGMOD_CFG1

Bit

Bit name

Default

Access

Bit description

1:0

ppgmod_opamp_ibias

This register changes the PPG OPAMP bias current

scaling. Please do not change this register.

0: x1 current scaling factor

1: x1.25 current scaling factor

2: x0.5 current scaling factor

3: x0.75 current scaling factor

8.5.2

PPGMOD_CFG3 (Address 0x39)

Table 53: PPGMOD_CFG3 register

Addr: 0x39

PPGMOD_CFG3

Bit

Bit name

Default

Access

Bit description

4:2

ppgmod_reset_delay

Reset Time for all PPG Modulators N * MOD_CLK

0: N = 4

1: N = 8

2: N = 16

3: N = 32

4: N = 64

5: N = 128

>5: N = 256

1:0

ppgmod_clk

PPG Modulator clock frequency MOD_CLK

Sequence1 and Sequence2 use the same Modulator

frequency.

0: 10 MHz

1: 5 MHz

2: 2.5 MHz

3: 1.25 MHz

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