Cypress enCoRe CY7C602xx Uživatelský manuál stáhnout pdf (Strana 51)

CY7C601xx, CY7C602xx

Document 38-16016 Rev. *E Page 51 of 68

Table 18-11. Programmable Interval Timer High (PITMRH) [0x27] [R]

Bit # 7 6 5 4 3 2 1 0

Field Reserved Prog Interval Timer [11:8]

Read/Write -- -- -- -- RRR R

Default 0 0 0 0 000 0

Bit [7:4]: Reserved

Bit [3:0]: Prog Internal Timer [11:8]

This register holds the high order nibble of the 12-bit programmable interval timer. Reading this register returns the high order

nibble of the 12-bit timer at the instant when the low order byte was last read.

Table 18-12. Programmable Interval Reload Low (PIRL) [0x28] [R/W]

Bit # 7 6 5 4 3 2 1 0

Field Prog Interval [7:0]

Read/Write R/W R/W R/W R/W R/W R/W R/W R/W

Default 0 0 0 0 000 0

Bit [7:0]: Prog Interval [7:0]

This register holds the lower eight bits of the timer. When writing into the 12-bit reload register, write lower byte first then the higher

nibble.

Table 18-13. Programmable Interval Reload High (PIRH) [0x29] [R/W]

Bit # 7 6 5 4 3 2 1 0

Field Reserved Prog Interval[11:8]

Read/Write -- -- -- -- R/W R/W R/W R/W

Default 0 0 0 0 000 0

Bit [7:4]: Reserved

Bit [3:0]: Prog Interval [11:8]

This register holds the higher 4 bits of the timer. When writing into the 12-bit reload register, write lower byte first then the higher

nibble.

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Cypress enCoRe CY7C602xx Uživatelský manuál Strana 51