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The ARM7TDMI 16/32-bit RISC CPU views memory as a linear collection of bytes numbered upwards from zero.

The A384 microcontroller offers high performance utilizing the high-speed ARM7TDMI 16/32-bit RISC central processing unit (CPU), resulting in a high instruction throughput while maintaining greater code efficiency. The TMS470R1A384 (2) devices are members of the Texas Instruments TMS470R1x family of general-purpose 16/32-bit reduced instruction set computer (RISC) microcontrollers. (3) SAE Standard J1850 Class B Data Communication Network Interface.ĪRM7TDMI is a trademark of Advanced RISC Machines Limited (ARM).Īll other trademarks are the property of their respective owners. (2) Throughout the remainder of this document, the TMS470R1A384 is referred to as either the full device name or as A384. Boundary scan is not supported on this device. (1) The test-access port is compatible with the IEEE Standard 1149.1-1990, IEEE Standard Test-Access Port and Boundary Scan Architecture specification. 100-Pin Plastic Low-Profile Quad Flatpack (PZ Suffix).144-Pin Plastic Low-Profile Quad Flatpack (PGE Suffix).On-Chip Scan-Base Emulation Logic, IEEE Standard 1149.1 (1) (JTAG) Test-Access Port.14 Dedicated General-Purpose I/O (GIO) Pins and 39 Additional Peripheral I/Os (PZ).55 Dedicated General-Purpose I/O (GIO) Pins and 39 Additional Peripheral I/Os (PGE).Calibration Mode and Self-Test Features.12-Channel 10-Bit Multi-Buffered Analog-to-Digital Converter (MibADC).Programmable Low-Frequency External Clock (CLK).Three Inter-Integrated Circuit (I2C) Modules (See I2C Notes in TMS470R1A384 Silicon Errata, Literature Number SPNZ148).