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Copy pathEF_QSPI_FLASH_WRITER.yaml
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EF_QSPI_FLASH_WRITER.yaml
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---
info:
name: EF_QSPI_FLASH_WRITER
description: A Quad SPI Flash Writer used to program flash. It can be used along
with flash controller to program the flash then read from it.
repo: github.com/efabless/EF_QSPI_FLASH_WRITER
owner: Efabless Corp.
license: Apache 2.0
author: Efabless Corp.
email: [email protected]
version: v1.1.0
date: 23-01-2025
category: digital
tags:
- memory
- flash
- qspi
bus:
- AHBL
type: soft
status: verified
cell_count:
- IP: N/A
- AHBL: TBD
width: "0.0"
height: "0.0"
technology: n/a
clock_freq_mhz:
- IP: N/A
- AHBL: TBD
digital_supply_voltage: n/a
analog_supply_voltage: n/a
irq_reg_offset: 65280
fifo_reg_offset: 65024
external_interface:
- name: fr_sck
port: fr_sck
width: 1
direction: input
description: spi clock coming from flash reader
- name: fr_ce_n
port: fr_ce_n
width: 1
direction: input
description: spi slave select coming from flash reader
- name: fr_din
port: fr_din
width: 4
direction: output
description: spi master data in going to the flash reader
- name: fr_dout
port: fr_dout
width: 4
direction: input
description: spi master data out coming from flash reader
- name: fr_douten
port: fr_douten
width: 4
direction: input
description: spi master data out enable coming from flash reader
- name: fm_sck
port: fm_sck
width: 1
direction: output
description: spi clock going to flash (slave)
- name: fm_ce_n
port: fm_ce_n
width: 1
direction: output
description: spi slave select going to flash (slave)
- name: fm_din
port: fm_din
width: 4
direction: input
description: spi master data in coming from flash (slave)
- name: fm_dout
port: fm_dout
width: 4
direction: output
description: spi master data out going to flash (slave)
- name: fm_douten
port: fm_douten
width: 4
direction: output
description: spi master data out enable going to flash (slave)
registers:
- name: WE
size: 1
mode: w
fifo: no
offset: 0
bit_access: no
write_port: ""
description: Write Enable; enables flash writer to write to flash
- name: SS
size: 1
mode: w
fifo: no
offset: 4
bit_access: no
write_port: ""
description: Slave Select; flash SS signal value
- name: SCK
size: 1
mode: w
fifo: no
offset: 8
bit_access: no
write_port: ""
description: Slave Clock; flash SCK signal value
- name: OE
size: 4
mode: w
fifo: no
offset: 12
bit_access: no
write_port: ""
description: Output enable for the four flash IOs
- name: DATAO
size: 4
mode: w
fifo: no
offset: 16
bit_access: no
write_port: ""
description: Output Data from the flash writer or controller going to flash
- name: DATAI
size: 4
mode: r
fifo: no
offset: 20
bit_access: no
write_port: ""
description: Input Data coming from flash flash
- name: ID
size: 32
mode: r
fifo: no
offset: 24
bit_access: no
write_port: ""
description: ID for the flash writer
clock:
name: HCLK
gated: 'no'
reset:
name: HRESETn
level: 0