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HD6413258F10V Datasheet, PDF (12/301 Pages) Renesas Technology Corp – Regarding the change of names mentioned in the document, such as Hitachi Electric and Hitachi XX, to Renesas Technology Corp. | |||
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Table 1-1 lists the features of the H8/325 Series.
Table 1-1. Features
Feature
CPU
Memory
16-Bit free-running
timer module
(FRT: 1 channel)
8-Bit timer module
(2 channels)
Description
General register architecture
⢠Eight 16-bit general registers, or
⢠Sixteen 8-bit general registers
High speed
⢠Maximum clock rate: 10 MHz
⢠Add/subtract: 0.2 µs
⢠Multiply/divide: 1.4 µs
Concise, streamlined instruction set
⢠All instructions are 2 or 4 bytes long
⢠Register-register arithmetic and logic operations
⢠Register-memory data transfer by MOV instruction
Instruction set features
⢠Multiply instruction (8 bits à 8 bits)
⢠Divide instruction (16 bits ÷ 8 bits)
⢠Bit-accumulator instructions
⢠Register-indirect specification of bit positions
H8/3257
⢠ROM: 60 kbytes
⢠RAM: 2 kbytes
H8/3256
⢠ROM: 48 kbytes
⢠RAM: 2 kbytes
H8/325
⢠ROM: 32 kbytes
⢠RAM: 1 kbyte
H8/324
⢠ROM: 24 kbytes
⢠RAM: 1 kbyte
H8/323
⢠ROM: 16 kbytes
⢠RAM: 512 bytes
H8/322
⢠ROM: 8 kbytes
⢠RAM: 256 bytes
⢠One 16-bit free-running counter (also usable for external event counting)
⢠Two compare outputs
⢠One capture input
Each channel has:
⢠One 8-bit up-counter (also usable for external event counting)
⢠Two time constant registers
2
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