RAiO RA8806 Demo Board User Manual Preliminary Version 1.0 October 9, 2008 RAiO Technology Inc. ©Copyright RAiO Technology Inc. 2008 瑞佑科技 RAiO TECHNOLOGY INC. 1/17 www.raio.com.tw RA8806 Preliminary Version 1.0 章節 內 Demo Board User Manual 容 頁數 1. RA8806 Printed Circuit Board................................................................. 3 1-1 RA8806 _PCB V1.1(TQFP) ................................................................................... 3 1-2 RA8806 _PCB V2.0(LQFP) ................................................................................... 4 2. RA8806 Demo Board Schematic............................................................. 5 2-1 RA8806_Schematic V1.1(TQFP).......................................................................... 5 2-2 RA8806_Schematic V2.0(LQFP).......................................................................... 6 2-3 The Difference ...................................................................................................... 6 3. RA8806 Schematic & Description for each Block ................................. 7 3-1 Power .................................................................................................................... 7 3-2 MCU(MX10E8050IQC) .......................................................................................... 8 3-2-1 MCU1 & MCU2 Connector..................................................................................................... 9 3-3 ISP (In-System Programming)............................................................................. 9 3-4 RA8806 (LQFP & TQFP) ..................................................................................... 10 3-4-1 RA8806-TQFP....................................................................................................................... 10 3-4-2 RA8806-LQFP....................................................................................................................... 11 3-4-3 OSC ....................................................................................................................................... 11 3-5 Booster ............................................................................................................... 12 3-5-1 +VLCD................................................................................................................................... 12 3-5-2 -VLCD.................................................................................................................................... 12 3-6 Interface Selection ............................................................................................. 13 3-7 LCD Driver Interface .......................................................................................... 14 3-8 PWM .................................................................................................................... 15 3-9 KEYSCAN(Smart Key Board Connector) ......................................................... 17 瑞佑科技 RAiO TECHNOLOGY INC. 2/17 www.raio.com.tw RA8806 Preliminary Version 1.0 1. Demo Board User Manual RA8806 Printed Circuit Board 1-1 RA8806 _PCB V1.1(TQFP) Figure 1-1 : RA8806T1N Bare Board Figure 1-2 : RA8806T1N with Component PCB 瑞佑科技 RAiO TECHNOLOGY INC. 3/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 1-2 RA8806 _PCB V2.0(LQFP) Figure 1-3 : RA8806L2N Bara Board Figure 1-4 : RA8806L2N with Component PCB 瑞佑科技 RAiO TECHNOLOGY INC. 4/17 www.raio.com.tw RA8806 Preliminary Version 1.0 2. Demo Board User Manual RA8806 Demo Board Schematic 2-1 RA8806_Schematic V1.1(TQFP) Figure 2-1 : RA8806T1N Schematic 瑞佑科技 RAiO TECHNOLOGY INC. 5/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 2-2 RA8806_Schematic V2.0(LQFP) Figure 2-2 : RA8806L2N Schematic 2-3 The Difference The difference between RA8806_Schematic V1.1、V2.0 as below： a. RA8806 Package type(Please refer to “Item 3.4”). b. Interface Selection(Please refer to “Item 3.5”). 瑞佑科技 RAiO TECHNOLOGY INC. 6/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 3. RA8806 Schematic & Description for each Block 3-1 Power Figure 2-3 U1(MC7805BT)：3-Terminal Positive Voltage Regulator (7.0Vdc ≦ Vin ≦ 20.0Vdc ; Vout : 5V ; Package : TO-220) U2 (LD1117AL)：3-Terminal Positive Voltage Regulator (Vin : 5V ; Vout : 3.3V ; Package : TO-220) DC1：The DC jack (DC1) is connected to external DC Adaptor(the range is 7V~20V ) R5 & R6：Define which operating voltage, 3.3V with R6 or 5V with R5, is used for 8051. L1&L2&L3&L4：Define chip RA8806 and I/O port operating voltage. RA8806 operating voltage selection as the table below： Table 2-1 VIN L1 L2 L3 L4 VDD5 VDD3 VREG VCC 1 0 1 0 VCC NA VCC VDD 0 1 0 1 NA VDD VDD 1 0 0 1 VCC NA VDD 0 1 1 0 NA VDD VCC VCC VDD VCC VDD 瑞佑科技 RAiO TECHNOLOGY INC. 7/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 3-2 MCU(MX10E8050IQC) Figure 2-4 U3：MX10E8050IQC (PLCC-44),Standard 80C51 CPU core, our recommend frequency is 18.432MHz. 瑞佑科技 RAiO TECHNOLOGY INC. 8/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 3-2-1 MCU1 & MCU2 Connector Figure 2-5 *MCU1 and MCU2 are extended ports from U3 for users use or measure easily. 3-3 ISP (In-System Programming) Figure 2-6 : 8051 MX10E8050IQC ISP Interface *To program 8051 internal 64KB flash memory by external RS232 Download kit via this interface. 瑞佑科技 RAiO TECHNOLOGY INC. 9/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 3-4 RA8806 (LQFP & TQFP) 3-4-1 RA8806-TQFP Figure 2-7 : RA8806T1N，TQFP-80 瑞佑科技 RAiO TECHNOLOGY INC. 10/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 3-4-2 RA8806-LQFP Figure 2-8 : RA8806L2N，LQFP-100 3-4-3 OSC Figure 2-9 : RA8806 System Clock Two Package types as blow： Y2：Tuning Fork type Crystal. Y3：Dip type Crystal. *The operating frequency range is 4MHZ~12MHZ. 瑞佑科技 RAiO TECHNOLOGY INC. 11/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 3-5 Booster 3-5-1 +VLCD Figure 2-10 : (+VLCD) U5：Micro-power Step-Up DC/DC Converter (Package : SOT23-5) *G511-T11 use for positive LCD bias 3-5-2 -VLCD Figure 2-11 : (-VLCD) U6：Micro-power Inverting DC/DC Converter (Package : SOIC) * AIC1652 use for Negative LCD bias 瑞佑科技 RAiO TECHNOLOGY INC. 12/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 3-6 Interface Selection Figure 2-12 : RA8806_Schematic V1.1(TQFP) Figure 2-13 : RA8806_Schematic V2.0(LQFP) a. SYS_DB：MCU Data Bus Selection b. SYS_MI：MCU Interface Selection c. SYS_LD：LCD Driver Data Bus Selection Table 2-2 TQFP Selection LQFP H L H L SYS_DB 8bit 4bit 8bit 4bit SYS_MI 6800 8080 6800 8080 8bit 4bit SYS_LD 瑞佑科技 RAiO TECHNOLOGY INC. N.C 13/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 3-7 LCD Driver Interface Figure 2-14 : LCM interface Connection Table 2-3 Driver IC I/F vs. RA8806 RA8806 Driver I/F Driver IC I/F Name LP LP LOAD CL1 CP XCK Latch Pulse of display data Data Latch Pulse Data Shift Clock Clock Pulse for Segment shift register CL2 Data Shift Pulse HSCP Shift Clock Pulse FR CDATA FRM DF(M) LD[7:0] D[7:0] 瑞佑科技 RAiO TECHNOLOGY INC. Latch Pulse in one line Shift Clock Pulse for X-Drivers FRAME DISPOFF Data Latch Clock SCP FLM YD Definition of Driver IC I/F Scan Start-up Signal First Line Marker Frame Pulse Frame start signal(First line mark of common signal) Synchronous Data Switch signal to convert LCD drive waveform into AC LCD Data Bus /DISPOFF Display OFF /D.OFF Display OFF DISP Display OFF 14/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 3-8 PWM Figure 2-15 Table 2-4 Component Value R3 0 RC2 Reserve CP1 Reserve *The PWM function From RA8806 internal generator 瑞佑科技 RAiO TECHNOLOGY INC. 15/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual Figure 2-16(PWM Application Circuit for LCD Brightness Control by adjust +VLCD) Figure 2-17 : PWM Application Circuit for LCD Brightness Control by adjust -VLCD 瑞佑科技 RAiO TECHNOLOGY INC. 16/17 www.raio.com.tw RA8806 Preliminary Version 1.0 Demo Board User Manual 3-9 KEYSCAN(Smart Key Board Connector) Figure 2-18 : Key Board Interface KO[7:0]：Key pad Output. KIN[7:0]：Key pad Input 瑞佑科技 RAiO TECHNOLOGY INC. 17/17 www.raio.com.tw