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Smart Module Series
SC20_Series_Hardware_Design 5 / 133
3. Added the description that the GPIO_68 and
GPIO_88 cannot be pulled up during start-up
in Table 9 and Chapter 3.14.
4. Updated the turning on timing of the module
(Figure 8).
5. Added the description for SPI interface in
Chapter 3.14.
6. Added the description that the effective
resolution of ADC interfaces is 12 bits in
Chapter 3.16.
7. Added the current consumption of SC20-EU
in Table 55.
8. Updated the RF receiving sensitivity of
SC20-A, SC20-AU and SC20-J in Table 59,
60 and 61.
9. Added the RF receiving sensitivity of
SC20-EU in Table 62.
10. Updated the reflow soldering thermal profile
and the related parameters in Chapter 9.2.
1.6 2019-01-10 Pat ZHANG Updated the GNSS sensitivity in Table 33.
2.0 2020-01-19 Arsene TONG
1. Added the information of Linux-version
modules SC20-CEL R1.1, SC20-EL,
SC20-AL, SC20-AUL and SC20-JL.
2. Deleted SC20-EU and its related information.
2.1 2020-11-13
Arsene TONG/
Ted ZHOU
1. Added SC20-EU and its related information.
2. Updated the operating temperature range in
Chapter 2.2/7.4.
3. Updated general description of storage,
manufacturing and soldering in Chapter
9.1/9.2.
3.0.0 2021-07-30
Ming CHEN/
Downey YANG/
Kevin ZHOU
Preliminary:
1. Added SC20-AX/EX and the related
information.
2. Added the notes of coating and cleaning in
Chapter 9.2.