wpc8765l / WPC8769L m obile embedded cont roller with spi tm flash interface and mc-complia nt cir port (revisions a4 and a5) ? 2008 nuvoton technology corporation www.nuvoton.com product brief june 2008 revision 1.2 wpc8765l / WPC8769L mobile embedded controller with spi tm flash interface and mc-compliant cir port (revisions a4 and a5) general description the nuvoton wpc8765l and WPC8769L are highly inte- grated embedded controllers (ec) with an embedded risc core and integrated advanced functions. they are targeted for a wide range of portable applications. the wpc8765l/WPC8769L incorporate the compactrisc ? cr16cplus core (a high-perfo rmance 16-bit risc proces- sor), on-chip rom and ram me mories, system support func- tions and a flash interface unit (fiu) that interfaces directly with external spi fl ash memory devices. system support functions incl ude: watchdog, pwm, timers, interrupt contro l, general-purpose i/o (gpio) with internal keyboard matrix scanning, ps/2 ? interface, smbus ? inter- face, uart, spi ? , high-accuracy analog-to-digital (adc) and digital-to-analog (dac) converters for battery charging, system control, system health monitoring and analog con- trols, and a sensorpath ? interface. the wpc8765l/WPC8769L interface with the host via an lpc interface.the wpc8765l/WPC8769L are pc01 and acpi compliant, and offer a single-chip solution for the most commonly used notebook pc i/o peripherals. outstanding features shared bios flash memory support for spi flash memories flash page programing support mc-compliant consumer infrared (cir) port high-accuracy, high-speed adc up to 88 gpio ports (including keyboard scanning) with a variety of wake-up events 16-bit risc core, with up to 4 mbytes of external ad- dress space, running at up to 25 mhz 128-pin lqfp package charger a/d and d/a d/a brightness contrast south bridge keyboard matrix keyboard touch pad mouse shared flash 3 x fan pwm tacho 12 x 8 - 18 x 8 jtag switch pad and leds spi wpc8765l/WPC8769L main v dd standby v cc system block diagram analog v cc 2 x smbus 3 x ps2 battery panel spi temp sensor v bat backup battery cir
www.nuvoton.com 2 revision 1.2 wpc8765l / WPC8769L device-specific information the following table shows the main differences between revisions a4 and a5 of the wpc8765l and WPC8769L device. features embedded controller features processing unit ? compactrisc cr16cplus 16-bit embedded risc processor core (the ?core?) ? up to 4 mbytes of external address space internal memory ? 1 kbyte of rom ? 4 kbytes of on-chip ram ? all memory types can hold both code and data flash interface unit (fiu) ? up to 4 mbytes of code and data ? hardware-protected boot zone block protection ? spi external memory ? up to 32 mbits ? fast read mode ? page programing support ? configurable clock rate ? field upgradeable shared memory controller (shm) ? supports bios (flash) memory sharing with pc host ? supports host-controlled code download and update ? memory access protection lpc system interface based on intel?s lpc interface specification revision 1.1 , august 2002 four optional 8-bit dma channels i/o, memory and 8-bit firmware memory read and write cycles, firmware memory writes may insert wait cycles bootable memory support base address (baddr1-0) straps to determine the base address of the index-data register pair ? alternate base address configurable by the core lpcpd and clkrun support embedded controller system features host interface ? comprises host interface channels, typically used for kbc and acpi private or shared ec channels ? 8042 kbc-standard interface (legacy 60h, 64h) ? two pm interface ports (legacy 62h, 66h; 68h, 6ch) ? acpi ec with either shar ed or private interface through the pm interface ? two mailbox areas for host-core communication, up to 4 kbytes each; maximum 4 kbytes total ? generates irq, smi and sci ? provides irq1 and irq12 support ? provides fast gate a20 and fast host reset via firmware interrupt control unit (icu) ? 31 maskable vectored interrupts (of which eight are external) ? general-purpose external interrupt inputs through miwu ? enable and pending indication for each interrupt ? non-maskable interrupt input multi-input wake-up (miwu) ? up to 40 wake-up or interrupt inputs ? generates wake-up event to pmc (power manage- ment controller) ? generates interrupts to icu ? user-selectable trigger conditions internal keyboard matrix scanning ? up to 18 open-collector outputs (at least 12) ? eight schmitt inputs with internal pull-ups general-purpose i/o (gpio) ports ? 64 port pins ? i/o pins individually configured as input or output ? configurable internal pull-up / pull-down resistors ? outputs individually configured as push-pull or open-drain ? two echo inputs with wake-enabled interrupts ? additional 12 gpios with wake-enabled interrupts ? four gpios capable of 20 ma sink current ? seven gpios are accessible to the host ? optional low-cost external gpio expansion through the sensorpath interface ps/2 interface ? three external ports: can be used for keyboard, mouse and an additional pointing device ? byte-level handling via hardware accelerator feature revision a4 revision a5 wpc8765l WPC8769L WPC8769La0 adc resolution 10 bit 8 bit 8 bit pwm outputs 3 8
revision 1.2 3 www.nuvoton.com wpc8765l / WPC8769L features (continued) two smbus (smb) interface modules; each module: ? is intel smbus, philips i 2 c ? and access.bus compatible ? is smbus master and slave ? supports up to two simultaneous slave addresses ? supports polling- and interrupt-controlled operations ? generates a wake-up signal on detection of a start condition while in idle mode ? supports an optional internal pull-up on sda and scl pins core universal asynchronous receiver-transmitter (cr_uart) module ? a full-duplex uart channel ? programmable baud rate ? data transfer via interrupt or polling two 16-bit multi-function timer (mft16) modules; each module has: ? two 16-bit timers with a 5-bit prescaler ? pulse width modulation (pwm), capture and timer/counter modes ? capture inputs with programmable edge detection ? an interrupt on compare match two pulse width modulation (pwm) modules ? group a_pwm: two outputs in rev. a4; four outputs in rev. a5 ? group b_pwm: one output in rev. a4; four outputs in rev. a5 serial peripheral interface (spi) module ? bus master ? 8-bit interface ? up to 10 mhz data clock rate ? clock can be selected to be high or low in idle mode ? clock polarity can be selected for normal (sample on rising edge) or alternate (sample on falling edge) timer and watchdog (twd) ? 16-bit periodic interrupt timer with 30 s resolution and 5-bit prescaler for system tick and periodic wake-up tasks ? 8-bit watchdog timer with enable/disable ? ?watchdog occurred? flag ? two watchdog reset options: warm or cold sensorpath ? bus interface ? single wire bus master ? supports up to seven slave devices ? x1, x4 sensorpath clock rate support analog-to-digital converter (adc) ? six channels, with 8/10-bit resolution (10-bit resolu- tion only in wpc8765l ) ? 125 s conversion time ? external voltage reference digital-to-analog converter (dac) ? four channels, 8-bit resolution ? 1 s conversion time for 50 pf load ? full output range from agnd to avcc development support ? interface to debugger via nexus 5001 interface ? physical connection using jtag ? on-board debug mode with eight hardware breakpoints ? embedded memory programing via jtag with content read protection core access to host modules ? enabled via lock mechanism host function features mobile system wake-up control (mswc) ? software-controlled off events ? event routing to irq, smi or pwureq host- or core-controlled ceir (consumer electronic ir) receiver ? supports rc-5, rc-6 and nec protocols ? wake-up on a pre-configured message infrared port ? supports ir learning and emitting ? software compatible with the 16550a and the 16450 ? shadow register support for write-only bit monitoring ? hp-sir ? ask-ir option of sharp-ir ? dask-ir option of sharp-ir ? consumer remote control supports rc-5, rc-6, nec, rca and recs 80 serial port (sp2) ? software compatible with the 16550a and the 16450 ? shadow register support for write-only bit monitoring ? uart data rates up to 1.5 mbaud supports microsoft ? advanced power management (apm) specifications revision 1.2 , february 1996 ? generates the system ma nagement interrupt (smi) pc01 rev 1.0 and acpi 3.0 compliant ? pnp configuration register structure ? flexible resource allocation for all logical devices ? relocatable base address ? 15 irq routing options ? four optional 8-bit dma channels (where applicable)
www.nuvoton.com 4 revision 1.2 features (continued) wpc8765l / WPC8769L clocking, supply and package information strap input-controlled operating modes: ? shared bios memory mode ? tri-state ? mode ? development mode clocks ? single 32.768 khz crystal oscillator ? on-chip high-frequency clock generators ? either 32.768 khz or cr16cplus clock out testability ? xor-tree structure includes all device pins (except supply, a/d, d/a, and crystal oscillator pins), select- ed at power-up by strap inputs ? tri-state device pins, selected at power-up by strap input (tris ) power supply ? 3.3v supply operation ? 5v tolerance and back-drive protection on all pins (except crystal oscillator, a/d, d/a, lpc bus, and spi flash pins) ? separate supply for host i/f (v dd ) and ec functions (v cc ) ? backup battery input for wake-up configuration ? reduced power consumption capability ? software- or hardware-switched power modes: ? active mode ? active mode executing wait ? idle ? deep idle ? suspend ? power off, for oscillator only, from the backup battery ? automatic wake-up on system events package options ? 128-pin lqfp package
wpc8765l / WPC8769L m obile embedded cont roller with spi tm flash interface and mc-compliant ci r port (revisions a4 and a5) www.nuvoton.com physical dimensions control dimensions are in millimeters important notice nuvoton products are not designed, intended, authorized or warranted for use as components in systems or equipment intended for surgical implantation, atomic energy control instruments, ai rplane or spaceship instruments, transportation instruments, tr affic signal instruments, combustion control instruments, or for other applications intended to support or sustain life. furthermore, nu- voton products are not intended for applications wherein failure of nuvoton products could result or lead to a situation wherei n personal injury, death or severe property or environmental damage could occur. nuvoton customers using or selling these products for use in such applications do so at their own risk and agree to fully indem nify nuvoton for any damages resulting from such improper use or sales. please note that all data and specificati ons are subject to change without notice. all trademarks of products and companies mentioned in this document belong to their respective owners. headquarters no. 4, creation rd. 3, science-based industrial park, hsinchu, taiwan, r.o.c tel: 886-3-5770066 fax: 886-3-5665577 http://www.nuvoton.com.tw/ nuvoton technology corporation america 2727 north first street, san jose, ca 95134, u.s.a. tel: 1-408-9436666 fax: 1-408-5441798 nuvoton technology (shanghai) ltd. 27f, 2299 yan an w. rd. shanghai, 200336 china tel: 86-21-62365999 fax: 86-21-62365998 taipei office 9f, no.480, rueiguang rd., neihu district, taipei, 114, taiwan, r.o.c. tel: 886-2-2658-8066 fax: 886-2-8751-3579 winbond electronics corporation japan no. 2 ueno-bldg., 7-18, 3-chome shinyokohama kohoku-ku, yokohama, 222-0033 tel: 81-45-4781881 fax: 81-45-4781800 nuvoton technology (h.k.) ltd. unit 9-15, 22f, millennium city 2, 378 kwun tong rd., kowloon, hong kong tel: 852-27513100 fax: 852-27552064 for advanced pc product line information contact: apc.support@nuvoton.com 128-pin low-profile plastic quad flatpack (lqfp) order number: wpc8765ldg / WPC8769Ldg for rev. a4, WPC8769La0dg for rev. a5
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