After Sales
Technical Documentation
RAE/RAK–1N
Baseband
Page 2–21
Original, 08/96
Failed operation:
4. ASIC resets MCU and DSP after about 0.5 s failure
5. PSL+ switches power off about 5 s after the previous XPWROFF pulse
CTRLU
Introduction
The Control block contains a microcomputer unit (MCU) and five memory
circuits (2xFLASH, 2xSRAM and EEPROM), a 20–bit address bus and a
16–bit data bus. Physically the CTRLU resides entirely on MCM1.
Main Features of the CTRLU Block
MCU functions:
– system control
– communication control
– user interface functions
– GSM data encoding and decoding
– authentication
– RF monitoring
– power up/down control
– accessory monitoring
– battery monitoring and charging control
– self–test and production testing
– flash loading
Technical specifications
Table 23. External Signals and Connections, Inputs
Signal Name
Signal description
From
VL1
Power supply voltage for CTRLU block
PWRU
VREF
Reference voltage for MCU AD–converter
PWRU
VFF
Programming voltage for flash memory
B2B Conn
VBATDET
Battery voltage detection
PWRU
VC
Charger voltage monitoring
PWRU
RESETX
Reset signal for MCU
ASIC
NMI
Non–maskable interrupt request
ASIC
MCUCLK
Main clock for MCU
ASIC
IRQX
Interrupt request
ASIC
PCMCDO
Audio codec control data receiving
AUDIO
TRF
RF–module temperature detection
RF
LID
Cover open/closed detection (HOOK A/D input).
B2B Conn
RBUSRXD
RBUS receive data
B2B Conn
TBAT
Battery temperature monitoring
Battery
Conn
Содержание 9000i
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Страница 113: ...After Sales Technical Documentation RAE RAK 1N Series Original 08 96 Chapter 6 PDA Hardware Module GP1 ...
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Страница 243: ...After Sales Technical Documentation RAE RAK 1N Series Original 05 97 Chapter 8 Faultfinding Disassembly ...
Страница 287: ...After Sales Technical Documentation RAE RAK 1N Series Original 08 96 Chapter 9 Service Tools ...
Страница 301: ...After Sales Technical Documentation RAE 1N Series Original 04 97 Chapter 10 Schematics ...
Страница 303: ...RAE 1N Original 08 96 10 11 Page 1 Figure 1 Component Layout Bottom ...
Страница 304: ...RAE 1N Original 08 96 10 12 Page Figure 2 Component Layout Top ...
Страница 305: ...RAE 1N Original 08 96 10 13 Page Figure 3 Baseband Circuit Diagram PWRU ...
Страница 306: ...RAE 1N Original 08 96 10 14 Page Figure 4 Baseband Circuit Diagram MCM1 ...
Страница 307: ...RAE 1N Original 08 96 10 15 Page Figure 5 Baseband Circuit Diagram MCM2 ...
Страница 308: ...RAE 1N Original 08 96 10 16 Page Figure 6 RF TX Circuit Diagram ...
Страница 309: ...RAE 1N Original 08 96 10 17 Page Figure 7 RF RX Circuit Diagram ...
Страница 310: ...RAK 1N 10 20 Page Amendment 1 04 97 Figure 18 PCN Component Layout Bottom ...
Страница 311: ...RAK 1N 10 21 Page Amendment 1 04 97 Figure 19 PCN Component Layout Top ...
Страница 312: ...RAK 1N 10 22 Page Amendment 1 04 97 Figure 20 PCN RF TX ...
Страница 313: ...RAK 1N 10 23 Page Amendment 1 04 97 Figure 21 PCN RF RX ...
Страница 314: ...RAK 1N 10 24 Page Amendment 1 04 97 Figure 22 UIF Schematic PCN ...
Страница 315: ...RAK 1N 10 25 Page Amendment 1 04 97 Figure 23 UIF Component Layout PCN ...
Страница 316: ...RAE 1N Original 05 97 10 3 Page Figure 1 PDA Block Diagram Edit 82 for layout 13a ...
Страница 317: ...RAE 1N Original 05 97 10 4 Page Figure 2 PDA Power Unit PWRU Edit 108 for layout 13a ...
Страница 318: ...RAE 1N Original 05 97 10 5 Page Figure 3 PDA Serial Interface SIRU Edit 24 for layout 13a ...
Страница 319: ...RAE 1N Original 05 97 10 6 Page Figure 4 PDA MCU and Memory PROCU Edit 121 for layout 13a ...
Страница 320: ...RAE 1N Original 05 97 10 7 Page Figure 5 PDA EMIU Edit 21 for layout 13a ...
Страница 321: ...RAE 1N Original 05 97 10 8 Page Figure 6 Keyboard matrix Edit 24 for layout 13a ...
Страница 322: ...RAE 1N Original 05 97 10 9 Page Figure 7 PDA Memory Edit 28 for layout 13a ...
Страница 323: ...RAE 1N Original 05 97 10 10 Page Figure 8 PDA Component Layout 13a ...
Страница 324: ...RAE 1N Original 08 96 10 18 Page Figure 1 UIF Schematic ...
Страница 325: ...RAE 1N Original 08 96 10 19 Page Figure 2 Component Layout Uif ...
Страница 326: ...After Sales Technical Documentation RAE RAK 1N Series Original 08 96 Accessories ...
Страница 340: ...After Sales Technical Documentation RAE RAK 1N Series Original 08 96 CARK60 Installation Guide ...
Страница 352: ...After Sales Technical Documentation Appendix 2 RAE RAK 1N Amendment 1 04 97 PARTS LISTS ...
Страница 399: ...After Sales Technical Documentation RAE RAK 1N Parts Lists Page 48 Amendment 1 04 97 Mechanical Assy Parts RAE 1N ...
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Страница 402: ...After Sales Technical Documentation Appendix 1 RAE RAK 1N Original 08 96 QUICK GUIDE ...
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