Update the description of CH583

README.md

@@ -2,46 +2,46 @@
 
 ### Overview
 
-The CH583 is a 32-bit RISC microcontroller integrated with BLE wireless communication. The CH583 provides abundant peripheral sources, such as 2Mbps BLE communication module, 2 full-speed USB host and device controller and transceiver, 2 SPIs, 4 UARTs, ADC, touch-key detection module and RTC, etc.
+The CH583 is a 32-bit RISC MCU integrated with BLE wireless communication. The CH583 provides abundant peripheral sources, such as 2Mbps BLE communication module, 2 full-speed USB host and device controller and transceiver, 2 SPIs, 4 UARTs, ADC, touch-key detection module and RTC, etc.
 
 
 
 ### System Block Diagram
 
-<img src="image\frame.jpg" alt="frame" style="zoom:50%;" />
+<img src="image\CH583.jpg" alt="CH583" style="zoom:50%;" />
 
 ### Features
 
-- 32-bit RISC processor, WCH RISC-V4A
+- 32-bit RISC processor, Qingke V4A.
 
-- RV32IMAC instruction sets, hardware multiplication and division
+- RV32IMAC instruction sets, hardware multiplication and division.
 
-- 32KB SRAM, 1MB Flash. ICP, ISP and IAP. OTA wireless upgrade
+- 32KB SRAM, 512KB Flash. Support ICP, ISP and IAP. OTA wireless upgrade.
 
-- B uilt-in 2.4GHz RF transceiver and band and link control. BLE5.3
+- Built-in 2.4GHz RF transceiver and band and link control. BLE5.3
 
 - 2Mbps, 1Mbps, 500Kbps and 125Kbps
 
-- -98dBm receiving sensitivity, programmable +7dBm transfer power
+- -98dBm receiving sensitivity, programmable +6dBm transfer power.
 
-- Protocol stack and API
+- Protocol stack and API.
 
-- Built-in temperature sensor
+- Built-in temperature sensor.
 
-- Built-in RTC, supports two modes, timing and trigger
+- Built-in RTC, supports two modes, timing and trigger.
 
-- TwoUSB2.0 full-speed Host/Devices
+- 2 USB2.0 full-speed Host/Devices
 
-- 14-channel touch-key
+- 14-channel touch-key.
 
-- 14-channel 12-bit ADC
+- 14-channel 12-bit ADC.
 
-- 4UARTs, 2SPIs, 12-channel PWM, and 1-channel IIC
+- 4 UARTs, 2 SPIs, 12-channel PWM, and 1-channel IIC.
 
-- 40GPIO ports, of which 4 ports support 5V signal input
+- 40 GPIO ports, of which 4 ports support 5V signal input.
 
 - Minimum power supply of 1.7V
 
-- Built-in AES-128 encryption/decryption unit, unique chip ID
+- Built-in AES-128 encryption/decryption unit, unique ID.
 
 - Package: QFN48