HT32F125x Development Board User Manual
Contents
1. HT32F125x Detelbpm nt Bo r d REV 1 2 20110302 o s s n 140090009 E K 7ZE s ee puf ee DIE TN CT af U8 R30 12 VDD UBAT JIJ p J10 L R17 47 R21 e RF c24 MODE Boot Loader E y D SRAM Cities dl os Main Flash A L N Pug La RIO eg o g GND re Figure 1 HT32F125x Development Board Rev 1 20 5 of 22 April 30 2012 uononpoJju HT32F125x Development Board User Manual HOLTEK d www holtek com Features Rev 1 20 USB1 1 full speed connection uses HT45BOK SV power supply mini USB connector RS232 connector Reset wakeup and two key buttons Three LEDs PC compatible serial interface EEPROM SPI compatible serial interface Flash SPI and PC extended interfaces for LCD display application PWM output for Buzzer driving Backup battery Boot from Flash SRAM or boot loader SWD 10P and SWD 20P serial wire debug port interface 6 of 22 April 30 2012 uononpoJju HT32F125x Development Board User Manual HOLTEK www holtek com 2 Hardware Placement and Layout x n N nen mn RS 232 y 5V to 3 3V Transceiver n N C 4 S 2 N 2 HT32F1253 ARM Cortex M3 Microcontroller 5V to 3 3V Regulator nme HT45BOK y SPI to USB Bridge i gt Se B e me O Figure 2 HT32F125x Development B2. USART_Rx PA8 Connected to PIN8 USART Tx PA9 Connected to PIN7 Connected to PING NC GND oO aA co a 1 20 14 of 22 April 30 2012 jno e pue juauie2e d 3JEMPJEH HT32F125x Development Board User Manual Multi Interface CN6 HOUTEK f 7 www holtek com 24 6 8 10 12 14 Apodo 13 5 7 9 1113 Figure 9 Multi Interface CN6 Table 7 Multi Interface Connector CN6 Pin Description Pin Description 1 3 3V 2 GND 3 PB3 4 NC 5 PB5 6 PB6 T PB15 8 PB14 9 PB13 10 PA11 11 PA12 12 PB4 19 GND 14 DC5V Rev 1 20 15 of 22 April 30 2012 jno e pue juauieoe d 3JEMPJEH HT32F125x Development Board User Manual Extension Connectors CN3 amp CN7 Rev 1 20 Figure 10 Extension Connectors CN3 amp CN7 Table 8 Extension Connector CN3 HOUTEK f 7 www holtek com Pin Description Pin Description 1 GND 2 3 3V 3 PA15 4 PA14 5 PA13 6 PA12 7 PA11 8 PB11 9 PB10 10 PB9 11 PB8 12 PA4 13 PAS 14 PA6 19 PA7 16 PAS 17 PA9 18 PA10 19 DC5V 20 GND Table 9 Extension Connector CN7 Pin Description Pin Description 1 GND 2 207 PB15 4 PB14 5 PB13 6 PB12 T PBO 8 PB1 9 PB2 10 PB3 11 PB4 12 PB5 13 PB6 14 PB7 15 PAO 16 PA1 17 PA2 18 PA3 19 DC5V 20 GND 16 of 22 April 30 2012 jno e pue juauie2e d 3JEMPJEH HT32F125x Development Board U
3. n 114 pi 560 OO WREE Yellow LED D5 ellow N VDD AA USB Bridge R23 115 VDD 5 60 OO U3 C16 C18 0 1uF o m J4 10 exe VDD Buttons VDD P ETL 15 R11 33 y R12 33 14 SL Bl R33 7 c 47p 1 5K HT45BOK VVakeup USB Port POLYFUSE HOLTEK SEMICONDUCTOR INC Title HT32F125x DV Board Peripherals _USB MINI Red LED C12 0 luF Diae 2011 03 02 Sheet 2 of 2 Figure 13 USB RS232 Jumpers Potentiometer LEDs Flash EEPROM Buttons and Buzzer HT32F125x HA Development Board User Manual HOUTEK www holtek com Holtek Semiconductor Inc Headquarters No 3 Creation Rd Il Science Park Hsinchu Taiwan Tel 886 3 563 1999 Fax 886 3 563 1189 http www holtek com tw Holtek Semiconductor Inc Taipei Sales Office 4F 2 No 3 2 YuanQu St Nankang Software Park Taipei 115 Taiwan Tel 886 2 2655 7070 Fax 886 2 2655 7373 Fax 886 2 2655 7383 International sales hotline Holtek Semiconductor Inc Shenzhen Sales Office 5F Unit A Productivity Building No 5 Gaoxin M 2nd Road Nanshan District Shenzhen China 518057 Tel 86 755 8616 9908 86 755 8616 9308 Fax 86 755 8616 9722 Holtek Semiconductor USA Inc North America Sales Office 46729 Fremont Blvd Fremont CA 94538 USA Tel 1 510 252 9880 Fax 1 510 252 9885 http www holtek com Copyright 2012 by HOLTEK SEMICONDUCTOR INC The information appearing in this
4. Data Sheet is believed to be accurate at the time of publication However Holtek assumes no responsibility arising from the use of the specifications described The applications mentioned herein are used solely for the purpose of illustration and Holtek makes no warranty or representation that such applications will be suitable without further modification nor recommends the use of its products for application that may present a risk to human life due to malfunction or otherwise Holtek s products are not authorized for use as critical components in life support devices or systems Holtek reserves the right to alter its products without prior notification For the most up to date information please visit our web site at http www holtek com tw Rev 1 20 220122 April 30 2012
5. Rev 1 20 Description VRAT pin is connected to the 3 3V power default setting O VBAT J3 VDD VRAT pin is connected to the 3V CR1220 battery VBAT J3 VDD 11 of 22 April 30 2012 jno e pue juauie2e d HT32F125x Development Board User Manual SWD 20P Port CN4 Rev 1 20 2 4 6 8 1012141618 20 LI U U U DU ET DU D B E E U U U ET ET ET ET D EI 135 7 9 1113151719 Figure 6 SWD 20P Port CN4 Table 4 SWD 20P Connector CN4 HOLTEK 7 www holtek com Pin Description Pin Description 1 33V 2 3 3V 3 NC A GND 5 NC 6 GND T SWDIO 8 GND 9 SWCLK 10 GND 11 NC 12 GND 13 TRACESWO 14 GND 15 Reset 16 GND 17 NC 18 GND 19 NC 20 GND 12 of 22 April 30 2012 jno e pue juauie2e d oJeMpJeH HT32F125x Development Board User Manual SWD 10P Port CN5 HOUTEK 7 www holtek com 2 4 6 8 10 2 4 1 0 4 L1 L1 0 13579 Figure 7 SVVD 10P Port CN5 Table 5 SVVD 10P Connector CN5 Pin Description Pin Description 1 3 3V 2 SWDIO 3 GND 4 SWCLK 5 GND 6 TRACESWO 7 NC 8 NC 9 GND 10 Reset Rev 1 20 13 of 22 April 30 2012 jno e pue juauie2e d oJeMpJeH HT32F125x HA Development Board User Manual HOUTEK www holtek com RS232 CN2 1 2 3 4 5 00000 OOOO 6 7 8 9 Figure 8 RS232 Connector CN2 Table 6 RS232 Connector CN2 Pin Description Pin Description Connected to PIN4 Connected to PIN
6. HOLTEK f 7 HT32F125x Development Board User Manual Revision V1 20 Date April 30 2012 LR LU LV Nholtek com www holtek com 32 bit ARM Cortex M3 MCU HA HT32 Series HOLTEK Table of Contents UE T yes Hoe Lasher 5 FS CAS e ene EE s b l si Dd alla aaa ae ine 6 2 Hardware Placement and Layout oia cias 7 5232 8 USB Modora ren ii ii Nee 10 O c M M e E UEM D a MM NE 14 Ver Ole NN 11 tan 12 SWD TOP om ee OL TA iii 13 ROZSZ CN teu rci erc ii DM LIU M Eu MU 14 ult ghee a Te Ne 15 Extension Connectors ENGEN HEN LM eai ae ee 16 Min USB Type B Connector NL 17 3 COMPONENT TU a e 18 4 Schemalies sas se neet eee ee 19 Rev 1 20 2 of 22 April 30 2012 U9 U04D JO lQEL 32 bit ARM Cortex M3 MCU HA HT32 Series HOLTEK ww W holtek com List of Figures Foure piB2F125x Development PN eeen ete o 5 Figure 2 HT32F125x Development Board Block PENN T Figure 3 HT32F125x Development Board PCB layout soe 8 Figure 4 HT32F125x Development Board Peripheral Block Diagram 9 Figure ER R9232 USB Jumpers Switch Block Diagrami EE 10 Figurer on OWD eenen 12 RS o ENN Ee 13 Figurer OR S292 Connector ING a Eeen 14 muestre LEE 15 Figures 10 E El Bel Eeer Ce KEE 16 Figure Minii USB type B Connector CIN seen 17 Figure 12 MCU Extension Connectors Jumpers SWD and Mult
7. SI J20 13 Connected to SST25VF016B SCLK J21 Connected to SST25VF016B CS J22 PB2 Connected to buzzer J23 PAO Connected to potentiometer J24 PA4 USB D Pull high control J25 VDD33 MCU 3 3V power input Rev 1 20 18 of 22 April 30 2012 3jueuoduio5 HT32F125x HA Development Board User Manual HOUTEK 4 Rev 1 20 www holtek com Schematics This section shows the complete circuit of the HT32F125x development board Mm Figure 12 includes the MCU Extension Connectors Jumpers SWD 10P Connector SWD 20P Connector and Multi interface Mm Figure 13 includes the USB and RS232 interfaces Jumpers Potentiometer LEDs Flash EEPROM Buttons and Buzzer 19 of 22 April 30 2012 s nul u s m L3 Multi Interface BEAD BEAD Multi Interface MVDD x L1 BEAD CH 2 2uF n N Extension Connector 2 HT32F1253 Extension Connector 1 R14 100 R15 100 R16 100 BTI mn XI ki 10pF DC5V VDD CN3 CON20 Figure 12 MCU Extension Connectors Jumpers SWD and Multi interface SWD Connector CN5 6 R27N R28 10K 10K SWD 20P HOLTEK SEMICONDUCTOR INC Title Rev HT32F125x DV Board MCU 1 2 Dtae 4011 03 02 Sheet 1 of 2 RS 232 Port Potentiometer VDD vb R13 VRI J23 10K POTI OO DCSV SP3232 D6 gt DIODE BUZZER USART Mode Jumper LEDs D3 VDD AA nat 113 D4 VDD AA n
8. i interface 20 Figure 13 USB RS232 Jumpers Potentiometer LEDs Flash EEPROM Buttons and Buzzer 21 Rev 1 20 3 of 22 April 30 2012 soinbi4 JO 3511 32 bit ARM Cortex M3 MCU HA HT32 Series HOLTEK ww W holtek com List of Tables Table Table Table Table Table Table Table Table Table Table Table Rev 1 20 AUSART Mode JUmMmperS EEE ni b NE EE NE 10 PINE slole OT 11 5526 EE eenden 11 JE OWED Z 0R Connectors o 0 IM eL e 12 SRO WBD TOR CONECO CNS NN 13 RS CORHAOCURUMN 0 M MM 14 F Mu lti ntenace Connector IN 0 a a en 15 SKE XIE MSO 1 onec teme NNN 16 ENEE ET eege 10 10 Us el ee uer EE 17 l Component Jumpers mora NR 18 4 of 22 April 30 2012 s lqel Jo 1517 HT32F125x HOLTEK Development Board User Manual Www holtek com Introduction The HT32F125x development board is designed for the HT32F125x series of microcontrollers The HT32F125x series of microcontrollers contain a variety of peripheral functions such as high speed SAR A D Converter Operational Amplifiers IC interface USART interface SPI interface Timer Modules Watchdog Timer Real Time Clock Serial Wire Debug Interface etc The development board is provided with some specific components to assist with device peripheral function operation such as RS232 connector USB1 1 device controller EEPROM potentiometer and so on
9. lopment Board User Manual HOUTEK www holtek com RS232 amp USB Mode As the RS232 and USB ports share the same USART interface on the HT32F125x development board only one of them can be chosen This is implemented using the J8 amp J9 jumpers For example to use the USB interface the J8 and J9 jumpers must first select the USB mode and J4 7 J24 must also be connected Additionally the USART to SPI mode must be configured by software to control the USB bridge HT45B0K to implement a USB function SP3232 RS232 Transceiver R1 OUT PA8 USART Rx HT32F 1253 MCU PA9 USART Tx DAT 2 PA3 PA7 PAZ HT45BOK SPI to USB ire Figure 5 RS232 USB Jumpers Switch Block Diagram Table 1 USART Mode Jumpers Jumper Description RS232 mode setting J9 J8 T J9 amp J8 USB mode setting here J4 J7 and J24 also need to be connected for the USB bridge HT45BOK control J9 J8 s Rev 1 20 10 of 22 April 30 2012 jno e pue juauie2e d 3JEMPJEH HT32F125x Development Board User Manual HOUTEK Boot Option www holtek com Table 2 Boot Jumpers Jumper Description J1 amp J2 Option Boot loader mode J2 J1 E Boot from the embedded boot loader SRAM mode J2 J1 Lr Boot from the embedded SRAM Main flash mode 2H EE Boot from the embedded main flash BOOTO J1 don t care and BOOT1 J2 1 default setting Table 3 Vaar Jumpers Jumper J3
10. oard Block Diagram Rev 1 20 7 of 22 April 30 2012 jno e7 pue juau99e d SAEMPAEH HT32F125x Development Board User Manual HOUTEK www holtek com WR1 CN ui CN6 U7 Potentionmeter Extension HT32F1253 Multi interface Buzzer UG Serial Flash E ei CN5 CN7 SWD 10P CN2 20 CN2 URL S212858F RS232 Port z 23 224 mer og w STTSR me ss 2 EEPROM U3 SNE COMA 5 45 m ss ES OO SS SST smu UI nf 18 ors sl E r HI CN4 Ez dl 0 Z mem Q SVVD 20P Mini USB DG a aj eT R2 m mjt e unu vaar 111 1618 giel m imic mae me e c e m x mw Y T E ELL ee Hain Flash DR m s P 24 62 PRPBEREPIQ pakao HR puse NN 2 BT1 Reset CN3 Wakeup Key1 Key2 3V Battery Extension Figure 3 HT32F125x Development Board PCB layout Rev 1 20 8 of 22 April 30 2012 jno e pue juauie2e d HT32F125x Development Board User Manual HOLTEK ww W holtek com USART DB9 RS232 Connector Transceiver Extension Connector 3 x Buttons Mini USB USB Connector Bridge 3xLED HT45BOK 57777 2K bit Multi Interface 2M byte Series Flash SWD 10P Connector SWD 20P Connector Potentiometer Figure 4 HT32F125x Development Board Peripheral Block Diagram Rev 1 20 9 of 22 April 30 2012 jno e pue juaula9e d 3JEMPJEH HT32F125x HA Deve
11. ser Manual Mini USB Type B Connector CN1 Figure 11 Mini USB type B Connector CN1 Table 10 Mini USB type B Connector CN1 HOLTEK 7 www holtek com Pin Description Pin Description 1 USB 5V D 3 D NC 5 GND USB shielding GND Rev 1 20 17 of 22 April 30 2012 jno e pue juauieoe d 3JEMPJEH HT32F125x Development Board User Manual HOUTEK 7 www holtek com 3 Component Jumpers The component jumpers are used to connect up the components For example J13 will be connected to LED D3 to allow the LED to be switched on and off by the application program Table 11 Component Jumpers Jumper PIN of HT32F1253 Description J1 PA9 Select boot0 input 0 low or 1 high J2 PA10 Select boot1 input 0 low or 1 high J3 VBAT Select VBAT power source VDD or Battery J4 PA1 Connected to HT45BOk INTB J5 PA2 Connected to HT45B0k CLKI J6 PA3 Connected to HT45B0k SCSB J7 PA7 Connected to HT45B0k SCK J8 PA8 Switch between RS232 or USB Mode J9 PA9 Switch between RS232 or USB Mode J10 PB10 Connected to wakeup button J11 PB11 Connected to key1 button J12 PA10 Connected to key2 button J13 PAS Connected to LED D3 J14 PA6 Connected to LED D4 J15 PB12 Connected to LED D5 J16 PA11 Connected to HT24LC16 SCL J17 PA12 Connected to HT24LC16 SDA J18 PB14 Connected to SST25VF016B SO J19 PB15 Connected to SST25VF016B
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