GL646USB datasheet(33/44 Pages) GENESYS

33 / 44 page

GL646USB

Rev. 1.4

-32-

7.40. Reg : 3AH,3BH

(Write)

Defalut : 00H,00H

FEWRDATA[9:0] : This port is used to write data to control register of front-end.

7.41. Reg : 3CH

(Write)

Defalut : 00H

RAMWRDATA[7:0] : This port is used to write data to DRAM.

7.42. Reg : 3DH,3EH,3FH

(Write)

Defalut : 00H,00H,00H

FEEDL[17:0] : to set feeding steps number of motor move.

7.43. Reg : 41H

(Read)

PWRBIT : To indicate power status.

BUFEMPTY

: set: To indicate that the image buffer is empty.

: reset: To indicate that the image buffer is not empty.

FEEDFSH

: set: To indicate that motor feeding is finished.

: reset: To indicate that motor feeding is not finished.

SCANFSH :

: set: To indicate that scan is finished.

: reset: To indicate that scan is not finished.

HOMESNR : : set: home sensor is off (is home position).

: reset: home sensor is on (is not home position).

LAMPSTS :

: set: lamp is on.

: reset: lamp is off.

FEBUSY

: set: front end is busy and can not read/write again.

: reset: front end is ready and be able to read/write again.

MOTMFLG

: set: motor is moving.

: reset: motor is stop.

7.44. Reg : 42H,43H,44H

(Read)

VALIDWORD[18:0] : to indicate available words to read out in the image buffer of DRAM.

7.45. Reg : 45H

(Read)

RAMRDDATA[7:0] : this port for read DRAM data.

7.46. Reg : 46H,47H

(Read)

FERDDATA[9:0] : this port for read front end control register.

7.47. Reg : 48H,49H,4AH

(Read)

FEDCNT[17:0] : to read motor feeding steps number.

For example, if you have set moving steps no. and execute moving command.

You can read out steps no. moved.

7.48. Reg : 4BH,4CH,4DH

(Read)

SCANCNT[17:0] : to read scanner finished lines number.

7.49. Reg : 4EH,4FH

(Read)

LPERIODRD[15:0] : to read back Reg38,Reg39 value.

7.50. Reg : 50H

(Write)

Default : 00H

FERDA[5:0] : this port is read address setting for Front End control register read.

7.51. Reg : 51H

(Write)

Default : 00H

FEWRA[5:0] : this port is write address setting for Front End control register write.

GL646USB 数据表(PDF) 33 Page - GENESYS LOGIC

GL646USB 数据表(HTML) 33 Page - GENESYS LOGIC

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GL646USB 数据表(PDF) 33 Page - GENESYS LOGIC

GL646USB 数据表(HTML) 33 Page - GENESYS LOGIC

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