From 07a57d9b1d650fadfb4586c4f258aca7f15b52a9 Mon Sep 17 00:00:00 2001
From: Frederik Menke <frederik.menke@rwth-aachen.de>
Date: Thu, 4 Jul 2024 22:58:27 +0200
Subject: [PATCH] Specify dependencies for SD-Card

---
 Cargo.lock  | 406 ++++++++++++++++++++++++++++++++++++++++++++++++++--
 Cargo.toml  |  65 +++++----
 src/main.rs |  62 ++++++--
 3 files changed, 484 insertions(+), 49 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 481317f..4b506d5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -89,6 +89,18 @@ version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf4b9d6a944f767f8e5e0db018570623c85f3d925ac718db4e06d0187adb21c1"
 
+[[package]]
+name = "byte-slice-cast"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b0a5e3906bcbf133e33c1d4d95afc664ad37fbdb9f6568d8043e7ea8c27d93d3"
+
+[[package]]
+name = "byte-slice-cast"
+version = "1.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3ac9f8b63eca6fd385229b3675f6cc0dc5c8a5c8a54a59d4f52ffd670d87b0c"
+
 [[package]]
 name = "bytemuck"
 version = "1.16.0"
@@ -170,6 +182,38 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
 
+[[package]]
+name = "cyw43"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "59d6ec798758febb089bd969109385b48dd0fb966193fe97a5f0f8b2d622145e"
+dependencies = [
+ "cortex-m",
+ "cortex-m-rt",
+ "defmt",
+ "embassy-futures",
+ "embassy-net-driver-channel",
+ "embassy-sync 0.5.0",
+ "embassy-time",
+ "embedded-hal 1.0.0",
+ "futures",
+ "num_enum",
+]
+
+[[package]]
+name = "cyw43-pio"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f429446fe9420ee0a8743fdffb1d08a90f9332116635bbc819f63649264e480c"
+dependencies = [
+ "cyw43",
+ "defmt",
+ "embassy-rp",
+ "fixed",
+ "pio",
+ "pio-proc",
+]
+
 [[package]]
 name = "darling"
 version = "0.20.9"
@@ -277,6 +321,23 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "display-interface"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7517c040926d7b02b111884aa089177db80878533127f7c1b480d852c5fb4112"
+
+[[package]]
+name = "display-interface-spi"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "489378ad054862146fbd1f09f51d585ccbe4bd1e2feadcda2a13ac33f840e1a5"
+dependencies = [
+ "byte-slice-cast 0.3.5",
+ "display-interface",
+ "embedded-hal 0.2.7",
+]
+
 [[package]]
 name = "document-features"
 version = "0.2.8"
@@ -298,8 +359,9 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eca4a9380d03e61063067b8239f67d2fa9f108ede7c46b4273804f6b79e59a1d"
 dependencies = [
+ "defmt",
  "embassy-futures",
- "embassy-sync",
+ "embassy-sync 0.5.0",
  "embassy-time",
  "embedded-hal 0.2.7",
  "embedded-hal 1.0.0",
@@ -354,6 +416,37 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "embassy-net-driver"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "524eb3c489760508f71360112bca70f6e53173e6fe48fc5f0efd0f5ab217751d"
+
+[[package]]
+name = "embassy-net-driver-channel"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "584ab4da7e5612efaa7d55ee76161d9549adf788eab48d49362eddbf322f9933"
+dependencies = [
+ "embassy-futures",
+ "embassy-net-driver",
+ "embassy-sync 0.3.0",
+]
+
+[[package]]
+name = "embassy-net-wiznet"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "114d6894cb781839c50ccc75df5ec41a0059ec4989f34af83bc87bfe3a4274c4"
+dependencies = [
+ "defmt",
+ "embassy-futures",
+ "embassy-net-driver-channel",
+ "embassy-time",
+ "embedded-hal 1.0.0",
+ "embedded-hal-async",
+]
+
 [[package]]
 name = "embassy-rp"
 version = "0.1.0"
@@ -370,7 +463,7 @@ dependencies = [
  "embassy-embedded-hal",
  "embassy-futures",
  "embassy-hal-internal",
- "embassy-sync",
+ "embassy-sync 0.5.0",
  "embassy-time",
  "embassy-time-driver",
  "embassy-usb-driver",
@@ -396,17 +489,57 @@ dependencies = [
 name = "embassy-rp-skeleton"
 version = "0.1.0"
 dependencies = [
+ "byte-slice-cast 1.2.2",
  "cortex-m",
  "cortex-m-rt",
+ "critical-section",
+ "cyw43",
+ "cyw43-pio",
  "defmt",
  "defmt-rtt",
+ "display-interface",
+ "display-interface-spi",
+ "embassy-embedded-hal",
  "embassy-executor",
+ "embassy-futures",
+ "embassy-net-wiznet",
  "embassy-rp",
+ "embassy-sync 0.6.0",
  "embassy-time",
+ "embassy-usb",
+ "embassy-usb-logger",
+ "embedded-graphics",
+ "embedded-hal 1.0.0",
+ "embedded-hal-async",
  "embedded-hal-bus",
+ "embedded-io-async",
  "embedded-sdmmc",
+ "embedded-storage",
+ "fixed",
+ "fixed-macro",
+ "heapless 0.8.0",
+ "log",
  "panic-probe",
+ "pio",
+ "pio-proc",
  "portable-atomic",
+ "rand",
+ "smart-leds",
+ "st7789",
+ "static_cell",
+ "usbd-hid",
+]
+
+[[package]]
+name = "embassy-sync"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0525b466ca3ace30b57f2db868a35215dfaecd038d8668cb2db03feb7c069a0"
+dependencies = [
+ "cfg-if",
+ "critical-section",
+ "futures-util",
+ "heapless 0.7.17",
 ]
 
 [[package]]
@@ -423,10 +556,24 @@ dependencies = [
 ]
 
 [[package]]
-name = "embassy-time"
-version = "0.3.0"
+name = "embassy-sync"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9c844070d9f80dc66ee739299183312baee2e1cdeb6e90b4ea2af44f4676da5"
+checksum = "b3e0c49ff02ebe324faf3a8653ba91582e2d0a7fdef5bc88f449d5aa1bfcc05c"
+dependencies = [
+ "cfg-if",
+ "critical-section",
+ "defmt",
+ "embedded-io-async",
+ "futures-util",
+ "heapless 0.8.0",
+]
+
+[[package]]
+name = "embassy-time"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "274c019608a9004aed3cafc871e2a3c87ce9351d537dcaab4cc5db184d4a04b1"
 dependencies = [
  "cfg-if",
  "critical-section",
@@ -456,6 +603,22 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f1177859559ebf42cd24ae7ba8fe6ee707489b01d0bf471f8827b7b12dcb0bc0"
 
+[[package]]
+name = "embassy-usb"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "66444f442f4efc155138a996e250821a6d83a0c40e28ce3de8f0d9033617838b"
+dependencies = [
+ "defmt",
+ "embassy-futures",
+ "embassy-net-driver-channel",
+ "embassy-sync 0.5.0",
+ "embassy-usb-driver",
+ "heapless 0.8.0",
+ "ssmarshal",
+ "usbd-hid",
+]
+
 [[package]]
 name = "embassy-usb-driver"
 version = "0.1.0"
@@ -465,6 +628,41 @@ dependencies = [
  "defmt",
 ]
 
+[[package]]
+name = "embassy-usb-logger"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffefdf915abf7230f2e44753b552e60895540e4931fc9a743bb9b1c7dca242f7"
+dependencies = [
+ "embassy-futures",
+ "embassy-sync 0.5.0",
+ "embassy-usb",
+ "log",
+]
+
+[[package]]
+name = "embedded-graphics"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "750082c65094fbcc4baf9ba31583ce9a8bb7f52cadfb96f6164b1bc7f922f32b"
+dependencies = [
+ "az",
+ "byteorder",
+ "embedded-graphics-core",
+ "float-cmp",
+ "micromath",
+]
+
+[[package]]
+name = "embedded-graphics-core"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8b1239db5f3eeb7e33e35bd10bd014e7b2537b17e071f726a09351431337cfa"
+dependencies = [
+ "az",
+ "byteorder",
+]
+
 [[package]]
 name = "embedded-hal"
 version = "0.2.7"
@@ -492,14 +690,13 @@ dependencies = [
 
 [[package]]
 name = "embedded-hal-bus"
-version = "0.2.0"
+version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0d3980bf28e8577db59fe2bdb3df868a419469d2cecb363644eea2b6f7797669"
+checksum = "57b4e6ede84339ebdb418cd986e6320a34b017cdf99b5cc3efceec6450b06886"
 dependencies = [
  "critical-section",
  "embedded-hal 1.0.0",
  "embedded-hal-async",
- "portable-atomic",
 ]
 
 [[package]]
@@ -517,6 +714,9 @@ name = "embedded-io"
 version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "edd0f118536f44f5ccd48bcb8b111bdc3de888b58c74639dfb034a357d0f206d"
+dependencies = [
+ "defmt",
+]
 
 [[package]]
 name = "embedded-io-async"
@@ -524,6 +724,7 @@ version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3ff09972d4073aa8c299395be75161d582e7629cd663171d62af73c8d50dba3f"
 dependencies = [
+ "defmt",
  "embedded-io",
 ]
 
@@ -563,6 +764,12 @@ dependencies = [
  "log",
 ]
 
+[[package]]
+name = "encode_unicode"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"
+
 [[package]]
 name = "equivalent"
 version = "1.0.1"
@@ -581,12 +788,56 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "fixed-macro"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0c48af8cb14e02868f449f8a2187bd78af7a08da201fdc78d518ecb1675bc"
+dependencies = [
+ "fixed",
+ "fixed-macro-impl",
+ "fixed-macro-types",
+]
+
+[[package]]
+name = "fixed-macro-impl"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c93086f471c0a1b9c5e300ea92f5cd990ac6d3f8edf27616ef624b8fa6402d4b"
+dependencies = [
+ "fixed",
+ "paste",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.100",
+]
+
+[[package]]
+name = "fixed-macro-types"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "044a61b034a2264a7f65aa0c3cd112a01b4d4ee58baace51fead3f21b993c7e4"
+dependencies = [
+ "fixed",
+ "fixed-macro-impl",
+]
+
 [[package]]
 name = "fixedbitset"
 version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
 
+[[package]]
+name = "float-cmp"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e1267f4ac4f343772758f7b1bdcbe767c218bbab93bb432acbf5162bbf85a6c4"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -851,6 +1102,12 @@ version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
+[[package]]
+name = "micromath"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc4010833aea396656c2f91ee704d51a6f1329ec2ab56ffd00bfd56f7481ea94"
+
 [[package]]
 name = "nb"
 version = "0.1.3"
@@ -1074,6 +1331,15 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "rand"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
+dependencies = [
+ "rand_core",
+]
+
 [[package]]
 name = "rand_core"
 version = "0.6.4"
@@ -1117,6 +1383,15 @@ version = "0.6.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a3f87b73ce11b1619a3c6332f45341e0047173771e8b8b73f87bfeefb7b56244"
 
+[[package]]
+name = "rgb"
+version = "0.8.40"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a7439be6844e40133eda024efd85bf07f59d0dd2f59b10c00dd6cfb92cc5c741"
+dependencies = [
+ "bytemuck",
+]
+
 [[package]]
 name = "rp-pac"
 version = "6.0.0"
@@ -1187,6 +1462,26 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
+[[package]]
+name = "serde"
+version = "1.0.203"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7253ab4de971e72fb7be983802300c30b5a7f0c2e56fab8abfc6a214307c0094"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.203"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "500cbc0ebeb6f46627f50f3f5811ccf6bf00643be300b4c3eabc0ef55dc5b5ba"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.64",
+]
+
 [[package]]
 name = "siphasher"
 version = "0.3.11"
@@ -1199,6 +1494,24 @@ version = "1.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67"
 
+[[package]]
+name = "smart-leds"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38dd45fa275f70b4110eac5f5182611ad384f88bb22b68b9a9c3cafd7015290b"
+dependencies = [
+ "smart-leds-trait",
+]
+
+[[package]]
+name = "smart-leds-trait"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebf6d833fa93f16a1c1874e62c2aebe8567e5bdd436d59bf543ed258b6f7a8e3"
+dependencies = [
+ "rgb",
+]
+
 [[package]]
 name = "spin"
 version = "0.9.8"
@@ -1208,12 +1521,44 @@ dependencies = [
  "lock_api",
 ]
 
+[[package]]
+name = "ssmarshal"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3e6ad23b128192ed337dfa4f1b8099ced0c2bf30d61e551b65fda5916dbb850"
+dependencies = [
+ "encode_unicode",
+ "serde",
+]
+
+[[package]]
+name = "st7789"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cba7306a9ca07ffcafd13ac1eaac2d5cedc8e9fc0d342ef674e0f0d059c8f8a9"
+dependencies = [
+ "display-interface",
+ "embedded-graphics-core",
+ "embedded-hal 0.2.7",
+ "heapless 0.7.17",
+ "nb 1.0.0",
+]
+
 [[package]]
 name = "stable_deref_trait"
 version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
 
+[[package]]
+name = "static_cell"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d89b0684884a883431282db1e4343f34afc2ff6996fe1f4a1664519b66e14c1e"
+dependencies = [
+ "portable-atomic",
+]
+
 [[package]]
 name = "string_cache"
 version = "0.8.7"
@@ -1328,6 +1673,51 @@ version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f962df74c8c05a667b5ee8bcf162993134c104e96440b663c8daa176dc772d8c"
 
+[[package]]
+name = "usb-device"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "98816b1accafbb09085168b90f27e93d790b4bfa19d883466b5e53315b5f06a6"
+dependencies = [
+ "heapless 0.8.0",
+ "portable-atomic",
+]
+
+[[package]]
+name = "usbd-hid"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41a2d4546ca3e6a5c6a85584e5caf29feabf3ec35d6cd6b772eb35bd3cff7256"
+dependencies = [
+ "serde",
+ "ssmarshal",
+ "usb-device",
+ "usbd-hid-macros",
+]
+
+[[package]]
+name = "usbd-hid-descriptors"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcbee8c6735e90894fba04770bc41e11fd3c5256018856e15dc4dd1e6c8a3dd1"
+dependencies = [
+ "bitfield",
+]
+
+[[package]]
+name = "usbd-hid-macros"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "261079a9ada015fa1acac7cc73c98559f3a92585e15f508034beccf6a2ab75a2"
+dependencies = [
+ "byteorder",
+ "proc-macro2",
+ "quote",
+ "serde",
+ "syn 1.0.100",
+ "usbd-hid-descriptors",
+]
+
 [[package]]
 name = "vcell"
 version = "0.1.3"
diff --git a/Cargo.toml b/Cargo.toml
index 4238ce4..ede9d4c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,45 +4,50 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-# embassy-embedded-hal = { version = "0.1.0", features = ["defmt"] }
-# embassy-sync = { version = "0.5.0", features = ["defmt"] }
+embassy-embedded-hal = { version = "0.1.0", features = ["defmt"] }
+embassy-sync = { version = "0.6.0", features = ["defmt"] }
 embassy-executor = { version = "0.5.0", features = ["task-arena-size-32768", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
-embassy-time = { version = "0.3.0",  features = ["defmt", "defmt-timestamp-uptime"] }
+embassy-time = { version = "0.3.1", features = ["defmt", "defmt-timestamp-uptime"] }
 embassy-rp = { version = "0.1.0", features = ["defmt", "unstable-pac", "time-driver", "critical-section-impl"] }
-# embassy-usb = { version = "0.1.0", features = ["defmt"] }
-# embassy-net = { version = "0.4.0", features = ["defmt", "tcp", "udp", "dhcpv4", "medium-ethernet"] }
-# embassy-net-wiznet = { version = "0.1.0", features = ["defmt"] }
-# embassy-futures = { version = "0.1.0" }
-# embassy-usb-logger = { version = "0.1.0" }
-# cyw43 = { version = "0.1.0",  features = ["defmt", "firmware-logs"] }
-# cyw43-pio = { version = "0.1.0", features = ["defmt", "overclock"] }
+embassy-usb = { version = "0.2.0", features = ["defmt"] }
+# embassy-net = { version = "0.4.0", features = ["defmt", "tcp", "udp", "raw", "dhcpv4", "medium-ethernet"] }
+embassy-net-wiznet = { version = "0.1.0", features = ["defmt"] }
+embassy-futures = { version = "0.1.0"}
+embassy-usb-logger = { version = "0.2.0"}
+cyw43 = { version = "0.1.0", features = ["defmt", "firmware-logs"] }
+cyw43-pio = { version = "0.1.0", features = ["defmt", "overclock"] }
 
 defmt = "0.3"
 defmt-rtt = "0.4"
-# fixed = "1.23.1"
-# fixed-macro = "1.2"
+fixed = "1.23.1"
+fixed-macro = "1.2"
 
+#cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
 cortex-m = { version = "0.7.6", features = ["inline-asm"] }
 cortex-m-rt = "0.7.0"
-# critical-section = "1.1"
+critical-section = "1.1"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
-# display-interface-spi = "0.5.0"
-# embedded-graphics = "0.8.1"
-# display-interface = "0.5.0"
-# byte-slice-cast = { version = "1.2.0", default-features = false }
-# smart-leds = "0.4.0"
-# heapless = "0.8"
-# usbd-hid = "0.7.0"
+display-interface-spi = "0.4.1"
+embedded-graphics = "0.7.1"
+st7789 = "0.6.1"
+display-interface = "0.4.1"
+byte-slice-cast = { version = "1.2.0", default-features = false }
+smart-leds = "0.3.0"
+heapless = "0.8"
+usbd-hid = "0.7.0"
 
-# embedded-hal-1 = { package = "embedded-hal", version = "1.0" }
-# embedded-hal-async = "1.0"
-embedded-hal-bus = { version = "0.2.0", features = ["async"] }
-# embedded-io-async = { version = "0.6.1", features = ["defmt-03"] }
-# embedded-storage = { version = "0.3" }
-# static_cell = "2"
+embedded-hal-1 = { package = "embedded-hal", version = "1.0" }
+embedded-hal-async = "1.0"
+embedded-hal-bus = { version = "0.1", features = ["async"] }
+embedded-io-async = { version = "0.6.1", features = ["defmt-03"] }
+embedded-storage = { version = "0.3" }
+static_cell = "2"
 portable-atomic = { version = "1.5", features = ["critical-section"] }
-# log = "0.4"
-# pio-proc = "0.2"
-# pio = "0.2.1"
-# rand = { version = "0.8.5", default-features = false }
+log = "0.4"
+pio-proc = "0.2"
+pio = "0.2.1"
+rand = { version = "0.8.5", default-features = false }
 embedded-sdmmc = "0.7.0"
+
+[profile.release]
+debug = 2
diff --git a/src/main.rs b/src/main.rs
index 65ab091..5494eba 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,14 +1,16 @@
-//! This example test the RP Pico on board LED.
+//! This example shows how to use `embedded-sdmmc` with the RP2040 chip, over SPI.
 //!
-//! It does not work with the RP Pico W board. See wifi_blinky.rs.
+//! The example will attempt to read a file `MY_FILE.TXT` from the root directory
+//! of the SD card and print its contents.
 
 #![no_std]
 #![no_main]
 
 use defmt::*;
+use embassy_embedded_hal::SetConfig;
 use embassy_executor::Spawner;
+use embassy_rp::spi::Spi;
 use embassy_rp::{gpio, spi};
-use embassy_time::Timer;
 use embedded_hal_bus::spi::ExclusiveDevice;
 use embedded_sdmmc::sdcard::{DummyCsPin, SdCard};
 use gpio::{Level, Output};
@@ -31,16 +33,54 @@ impl embedded_sdmmc::TimeSource for DummyTimesource {
 
 #[embassy_executor::main]
 async fn main(_spawner: Spawner) {
+    embassy_rp::pac::SIO.spinlock(31).write_value(1);
     let p = embassy_rp::init(Default::default());
-    let mut led = Output::new(p.PIN_25, Level::Low);
 
-    loop {
-        info!("led on!");
-        led.set_high();
-        Timer::after_secs(1).await;
+    // SPI clock needs to be running at <= 400kHz during initialization
+    let mut config = spi::Config::default();
+    config.frequency = 400_000;
+    let spi = Spi::new_blocking(p.SPI1, p.PIN_10, p.PIN_11, p.PIN_12, config);
+    // Use a dummy cs pin here, for embedded-hal SpiDevice compatibility reasons
+    let spi_dev = ExclusiveDevice::new_no_delay(spi, DummyCsPin);
+    // Real cs pin
+    let cs = Output::new(p.PIN_16, Level::High);
 
-        info!("led off!");
-        led.set_low();
-        Timer::after_secs(1).await;
+    let sdcard = SdCard::new(spi_dev, cs, embassy_time::Delay);
+    info!("Card size is {} bytes", sdcard.num_bytes().unwrap());
+
+    // Now that the card is initialized, the SPI clock can go faster
+    let mut config = spi::Config::default();
+    config.frequency = 16_000_000;
+    sdcard.spi(|dev| dev.bus_mut().set_config(&config)).ok();
+    info!("here");
+
+    // Now let's look for volumes (also known as partitions) on our block device.
+    // To do this we need a Volume Manager. It will take ownership of the block device.
+    let mut volume_mgr = embedded_sdmmc::VolumeManager::new(sdcard, DummyTimesource());
+    info!("here");
+
+    // Try and access Volume 0 (i.e. the first partition).
+    // The volume object holds information about the filesystem on that volume.
+    let mut volume0 = volume_mgr.open_volume(embedded_sdmmc::VolumeIdx(0)).unwrap();
+    info!("Volume 0: {:?}", defmt::Debug2Format(&volume0));
+
+    // Open the root directory (mutably borrows from the volume).
+    let mut root_dir = volume0.open_root_dir().unwrap();
+
+    // Open a file called "MY_FILE.TXT" in the root directory
+    // This mutably borrows the directory.
+    let mut my_file = root_dir
+        .open_file_in_dir("MY_FILE.TXT", embedded_sdmmc::Mode::ReadOnly)
+        .unwrap();
+
+    // Print the contents of the file
+    while !my_file.is_eof() {
+        let mut buf = [0u8; 32];
+        if let Ok(n) = my_file.read(&mut buf) {
+            info!("{:a}", buf[..n]);
+        }
     }
+
+    loop {}
 }
+