Datasheet > AN2635

AN2635

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
飞思卡尔 - FREESCALE		闪存
页数	文件大小	规格书
36页	149K
描述
On-Chip FLASH Programming Routines

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数据手册

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AN2635 数据手册

How to Use the Routines

Table 3. Summary of On-Chip FLASH Support Routines (Continued)

GetByte

PutByte

RDVRRNG

PRGRNGE

ERARNGE

DELNUS

A: Checksum

H:X: Next

FLASH

address

A: Data

received

through PTA0

C-bit: Framing

error

C-bit: Verify

result

indicator

(success:

C = 1)

A, X: No

change

PTA0: Input

and 0 data bit

(DDRA0 = 0,

PTA0 = 0)

H:X: Next

FLASH

address

H:X: No

change

Exit

Conditions

—

indicator

(error: C = 0)

DATA array:

Data

replaced with

FLASH read

data (verify

option)

I Bit

—

I bit is set

Serviced

I bit is set

Serviced

—

COP

Not Serviced

Serviced

Not Serviced

PutByte

for send-out

option

Subroutines

Called

GetBit

—

DELNUS

—

LADDR

CPUSPD,

LADDR

(2 bytes),

DATA array

(maximum32

bytes)

(2 bytes),

DATA array

(no size

limitation as

long as in the

zero page)

CTRLBYT,

CPUSPD

RAM

Variable

—

9 bytes for

verify

option

11 bytes for

send-out

option

Stack Used

(Including

theRoutine’s

Call)

6 bytes

4 bytes

9 bytes

7 bytes

3 bytes

On-Chip FLASH Programming Routines, Rev. 4

Freescale Semiconductor

1...3 4 567 8 9...36

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