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WT5700
WT5700 - Brand New Weltrend IC Chips
Credit Card - One-month free return and one year warranty.
- Full or Partial Refund, if the item is not as described
- Full Refund if you don't receive your order
DESCRIPTION
The WT5041 is a high-performance, low-cost, CMOS 8-bit single-chip micro controller with on-chip OP Amp (OPA) for heart rate detect and 128 segments LCD driver. This chip can be used dedicate for applications where heart rate and LCD display are required, for example sports bicycle meter, heart rate meter and heart rate watch.
FEATURES
◆ 8-bit single chip micro controller with 8Kbytes ROM and 256 Bytes SRAM
◆ Wide voltage operating range from 2.4 V to 5.5 V
◆ Built-in 32.768KHz OSC circuits.
◆ 14 interrupt sources, 14 halt mode release sources (warm start), 8 off mode
wake up sources (cold start); all sources have independent latches each and
multi-control is available.
◆ I/O port (32 pins)
◆ I/O port0 8 pins (shared with SEG25~SEG32)
◆ I/O port1 1 pin (shared with OP Amp 1 pins)
◆ I/O port1 3 pins (shared with PWM0~2 output)
◆ I/O port1 4 pins (shared with RFC 4 pins)
◆ I/O port2 8 pins (shared with key detect & event counter inputs)
◆ I/O port3 6 pins (shared with OP Amp 6 pins)
◆ I/O port3 2 pins (shared with BUZ/BUZB output)
◆ Providing standby mode
◆ Key wake up function
◆ Build-in heart rate detect circuits and one 16-bit counter
◆ Build-in RFC circuit and one 16-bit counter for thermistor and humidity
sensor use
◆ Dual 8-bit timer & one 16-bit timer/counters
◆ 3 Channel 8-bit PWM output
◆ LCD driver
◆ LCD direct drive (max. 16-digit display at 1/4 duty)
◆ 1/4, 1/3, 1/2 duties and 1/2, 1/3 biases can be selected by software
programming
◆ 1/4, 1/3, 1/2 duties and 1/2, 1/3 biases can be selected by software
programming
◆ LCD segments SEG25~32 can be used as 8 I/O pins by software programming
◆ Real-time emulator
◆ Package: Die form
Shipping
| First item | Additional item | Service | Description |
|---|---|---|---|
| $0.00 | Free | Free Shipping | Estimated 15-30 business days via Registered Air Mail or others |
| $27.50 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
| $0.00 | Free | Buyer cooperating carrier | Using buyer's cooperating carrier. Buyer should create a shipping label and share it to us. And then we will call carrier for pickup |
| $38.00 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
Delivery
- The transportation time may be delayed due to customs clearance, local holidays or abnormal events.
- The estimated time is based on the fastest speed provided by commercial couriers (DHL, FedEx, UPS etc).
- The estimated time does not include the lead time of the item. The lead time of most items is 2–5 business days. If more than 5 working days are needed, we will manually confirm with you.
| Flag | Country | Express Delivery | Standard Delivery |
|---|---|---|---|
 | United States | 3 - 5 days | 10-15 days |
 | Canada | 3 - 5 days | 10-20 days |
 | Mexico | 3 - 5 days | 10-17 days |
 | Germany | 3 - 5 days | 10-12 days |
 | Italy | 3 - 5 days | 10-15 days |
 | United Kingdom | 3 - 5 days | 10-12 days |
Estimated Delivery
This item requires 2-5 business days for processing before shipping after payment is confirmed. And depending on the destination and shipping method.
Return Policy
| Return window | Refund type | Return shipping |
|---|---|---|
| 60 days after receiving item | Money Back or Replacement | Buyer pays for return shipping |
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