User's Manual

M10 Hardware Design
M10_HD_V3.0 - 7 -
0. Revision history
Revision Date Author Description of change
1.00 2009-06-27 Tracy ZHANG Initial
1.01 2009-09-18 Yong AN 1. Modified VRTC voltage inputting range.
2. Modified Figure 1.
3. Added Table 7 and Figure 4 with remark.
4. Modified ordering information content in
Chapter 6.
5. Added VCHG pin description.
6. Modified current consumption data in Table 36.
7. Added appendix A and B.
1.02 2009-11-12 Yong AN 1. Baud rate of the main UART port is set to
autobauding mode from former fixed baud rate
of 115200 in default configuration.
2. Modified contents about autobauding in
Chapter 3.8
3. Modified the SIM card detection function
through “AT+QSIMDET”.
1.03 2010-06-09 Yong AN 1. Added charging interface description.
2. Added Serial Port 3 interface description.
3. Added STATUS pin and its function description.
4. Added GPIO control by AT+QGPIO command.
5. Modified timing of powering on, powering
down and restarting the module.
6. Added ESD level of SIM card interface.
7. Modified function description of audio AOUT2
channel.
8. Disabled VDD_EXT pin as the indication of
power-on and power-down.
9. Both STATUS and AT+QGPIO functions are
supported at R05A05 release version and later,
while Serial Port 3 function will be supported at
R06AXX and later.
2.0 2010-07-30 DavidWEI 1. Added recommendation of RF pad welding.
3.0 2012-02-28 LayneYE 1. Modified the power supply range
2. Modified buzzer interface as RESERVED
3. Modified the display interface as SD interface
4. Modified the peak current in a transmitting burst
5. Modified the current consumption in GSM talk
mode and GPRS communication mode
6. Modified the RF receiving sensitivity