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6 The Target Module

The target module is designed to allow flexible interfaces for many common types of interfaces used in typical remote control applications. The target module uses a CC2533EM RF reference design

6.1Target module hardware description

6.1.1CC2533EM interface

The signal names for the CC2533EM interface is detailed in Table 1:

 

EM header

 

RemoTI target

 

EM header

 

RemoTI target

 

 

module signal

 

 

module signal

 

 

 

 

 

 

 

P1_01

GND

P2_01

 

 

 

 

 

 

 

 

 

P1_03

UART_CTS

P2_03

 

 

 

 

 

 

 

 

 

P1_05

I2C_SCL

P2_05

 

 

 

 

 

 

 

 

P1_07

UART_RX

P2_07

VCC_EM

 

 

 

 

 

 

P1_09

UART_TX

P2_09

VCC_EM

 

 

 

 

 

 

 

P1_11

I2C_SDA

P2_11

 

 

 

 

 

 

 

 

 

P1_13

IR_OUT1

P2_13

 

 

 

 

 

 

 

 

 

P1_15

 

 

P2_15

EM_RESET

 

 

 

 

 

 

P1_17

LED0

P2_17

BUTTON

 

 

 

 

 

 

P1_19

GND

P2_19

LED1

 

 

 

 

 

 

 

P1_02

 

 

P2_02

GND

 

 

 

 

 

 

 

P1_04

FLASH_CS

P2_04

 

 

 

 

 

 

 

 

 

P1_06

IR_IN

P2_06

 

 

 

 

 

 

 

 

 

 

P1_08

 

 

P2_08

 

 

 

 

 

 

 

 

 

P1_10

DD

P2_10

 

 

 

 

 

 

 

 

P1_12

DC

P2_12

USBM

 

 

 

 

 

 

P1_14

CSN

P2_14

USBP

 

 

 

 

 

 

 

P1_16

SCLK

P2_16

 

 

 

 

 

 

 

 

P1_18

MOSI

P2_18

UART_RTS

 

 

 

 

 

 

 

P1_20

MISO

P2_20

 

 

 

 

 

 

 

 

 

 

Table 1: EM module interface

Connector P1 and P2 are SMD, 2x10 pin row headers with 0.05in spacing. The part number is TFM-110-02-SM-D-A-K-TR and it is produced by Samtec, www.samtec.com. The distance between P1 and P2 is 1200 mils (centre to centre).

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Texas Instruments manual Target Module, Target module hardware description, 1 CC2533EM interface, EM module interface

CC2533 specifications

The Texas Instruments CC2533 is a versatile System-on-Chip (SoC) designed primarily for wireless applications, particularly in the field of low-power Zigbee networking. This device is part of the CC253x family and caters to the needs of developers focusing on IoT (Internet of Things) solutions, smart home applications, and industrial automation.

One of the CC2533's standout features is its integration of a high-performance 8051 microcontroller core, which runs at speeds of up to 32 MHz. This core provides sufficient processing power for running Zigbee stack software and application code, enabling developers to build sophisticated networking solutions while maintaining low power consumption. The device incorporates up to 256 KB of flash memory and 8 KB of RAM, allowing ample space for firmware and data storage.

Key to its functionality is the CC2533's built-in enhanced 2.4 GHz transceiver, which supports Zigbee, IEEE 802.15.4, and other IEEE wireless protocols. This transceiver enables robust communication capabilities, ensuring reliable connectivity even in challenging environments. The device can operate over a wide temperature range, making it suitable for various applications, from indoor to outdoor environments.

The CC2533 features several power management modes, including Sleep and Deep Sleep modes, which help extend battery life in portable applications. Its low active and sleep current consumption is a critical advantage, enabling devices to operate for an extended time on small batteries. Additionally, the chip supports AES-128 hardware encryption, enhancing security for transmitted data, a critical requirement in today's connected devices.

The CC2533 is equipped with various peripherals, including GPIOs, timers, and a serial interface, facilitating interaction with other components. The device is compatible with the TI Zigbee software stack, which simplifies the development process by providing APIs for application development, thus enabling faster time to market.

Overall, the Texas Instruments CC2533 stands out as a feature-rich SoC, ideal for creating reliable, low-power Zigbee-based solutions. Its combination of a powerful microcontroller, integrated transceiver, advanced power management, and robust security features make it an attractive choice for developers looking to leverage IoT technologies in their projects. This makes the CC2533 a cornerstone of modern wireless communication and an essential component in the development of smart, connected devices.