diff --git a/Cargo.lock b/Cargo.lock
index 15b43b6..ec35180 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -32,6 +32,12 @@ version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2d7e60934ceec538daadb9d8432424ed043a904d8e0243f3c6446bce549a46ac"
 
+[[package]]
+name = "bitmaps"
+version = "3.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1d084b0137aaa901caf9f1e8b21daa6aa24d41cd806e111335541eff9683bd6"
+
 [[package]]
 name = "bms"
 version = "0.1.0"
@@ -40,14 +46,14 @@ dependencies = [
  "ch32-metapac 0.0.6",
  "embassy-executor",
  "embassy-futures",
- "embassy-time",
+ "embassy-time 0.4.0",
  "embassy-usb",
  "embedded-hal 1.0.0",
  "heapless",
  "micromath",
  "panic-halt",
- "qingke",
- "qingke-rt",
+ "qingke 0.5.0",
+ "qingke-rt 0.5.0",
 ]
 
 [[package]]
@@ -65,16 +71,19 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 [[package]]
 name = "ch32-hal"
 version = "0.1.0"
+source = "git+https://github.com/ju6ge/ch32-hal?branch=feature%2Fi2c-slave-api#9b1df89f5e8de21c7daad0f22fa7186dcfcbecdf"
 dependencies = [
+ "bitmaps",
  "ch32-metapac 0.1.0",
  "critical-section",
  "embassy-futures",
  "embassy-hal-internal",
- "embassy-sync",
- "embassy-time",
+ "embassy-sync 0.7.2",
+ "embassy-time 0.5.0",
  "embassy-time-driver",
  "embassy-time-queue-utils",
- "embassy-usb-driver",
+ "embassy-usb-driver 0.2.0",
+ "embedded-can",
  "embedded-hal 0.2.7",
  "embedded-hal 1.0.0",
  "embedded-hal-async",
@@ -82,8 +91,8 @@ dependencies = [
  "futures",
  "nb 1.1.0",
  "proc-macro2",
- "qingke",
- "qingke-rt",
+ "qingke 0.6.1",
+ "qingke-rt 0.6.1",
  "quote",
  "rand_core",
  "sdio-host",
@@ -181,6 +190,12 @@ dependencies = [
  "syn 2.0.101",
 ]
 
+[[package]]
+name = "embassy-executor-timer-queue"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2fc328bf943af66b80b98755db9106bf7e7471b0cf47dc8559cd9a6be504cc9c"
+
 [[package]]
 name = "embassy-futures"
 version = "0.1.1"
@@ -189,9 +204,9 @@ checksum = "1f878075b9794c1e4ac788c95b728f26aa6366d32eeb10c7051389f898f7d067"
 
 [[package]]
 name = "embassy-hal-internal"
-version = "0.2.0"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ef3bac31ec146321248a169e9c7b5799f1e0b3829c7a9b324cb4600a7438f59"
+checksum = "95285007a91b619dc9f26ea8f55452aa6c60f7115a4edc05085cd2bd3127cd7a"
 dependencies = [
  "num-traits",
 ]
@@ -210,7 +225,7 @@ checksum = "4818c32afec43e3cae234f324bad9a976c9aa7501022d26ff60a4017a1a006b7"
 dependencies = [
  "embassy-futures",
  "embassy-net-driver",
- "embassy-sync",
+ "embassy-sync 0.6.2",
 ]
 
 [[package]]
@@ -227,6 +242,20 @@ dependencies = [
  "heapless",
 ]
 
+[[package]]
+name = "embassy-sync"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73974a3edbd0bd286759b3d483540f0ebef705919a5f56f4fc7709066f71689b"
+dependencies = [
+ "cfg-if",
+ "critical-section",
+ "embedded-io-async",
+ "futures-core",
+ "futures-sink",
+ "heapless",
+]
+
 [[package]]
 name = "embassy-time"
 version = "0.4.0"
@@ -244,21 +273,37 @@ dependencies = [
 ]
 
 [[package]]
-name = "embassy-time-driver"
-version = "0.2.0"
+name = "embassy-time"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d45f5d833b6d98bd2aab0c2de70b18bfaa10faf661a1578fd8e5dfb15eb7eba"
+checksum = "f4fa65b9284d974dad7a23bb72835c4ec85c0b540d86af7fc4098c88cff51d65"
+dependencies = [
+ "cfg-if",
+ "critical-section",
+ "document-features",
+ "embassy-time-driver",
+ "embedded-hal 0.2.7",
+ "embedded-hal 1.0.0",
+ "embedded-hal-async",
+ "futures-core",
+]
+
+[[package]]
+name = "embassy-time-driver"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0a244c7dc22c8d0289379c8d8830cae06bb93d8f990194d0de5efb3b5ae7ba6"
 dependencies = [
  "document-features",
 ]
 
 [[package]]
 name = "embassy-time-queue-utils"
-version = "0.1.0"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc55c748d16908a65b166d09ce976575fb8852cf60ccd06174092b41064d8f83"
+checksum = "80e2ee86063bd028a420a5fb5898c18c87a8898026da1d4c852af2c443d0a454"
 dependencies = [
- "embassy-executor",
+ "embassy-executor-timer-queue",
  "heapless",
 ]
 
@@ -270,8 +315,8 @@ checksum = "8d0b882133fa684b9d4652351cd7aac5afe8a2c2bf4a7da59f442ff61087cda2"
 dependencies = [
  "embassy-futures",
  "embassy-net-driver-channel",
- "embassy-sync",
- "embassy-usb-driver",
+ "embassy-sync 0.6.2",
+ "embassy-usb-driver 0.1.0",
  "heapless",
  "ssmarshal",
  "usbd-hid",
@@ -283,6 +328,24 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4fc247028eae04174b6635104a35b1ed336aabef4654f5e87a8f32327d231970"
 
+[[package]]
+name = "embassy-usb-driver"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17119855ccc2d1f7470a39756b12068454ae27a3eabb037d940b5c03d9c77b7a"
+dependencies = [
+ "embedded-io-async",
+]
+
+[[package]]
+name = "embedded-can"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e9d2e857f87ac832df68fa498d18ddc679175cf3d2e4aa893988e5601baf9438"
+dependencies = [
+ "nb 1.1.0",
+]
+
 [[package]]
 name = "embedded-hal"
 version = "0.2.7"
@@ -577,14 +640,36 @@ dependencies = [
  "riscv 0.12.1",
 ]
 
+[[package]]
+name = "qingke"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10318bf64fc0befbcd09d7a9a62d8b99972ba3dfdd4a94695f63fd892f47e14e"
+dependencies = [
+ "bit_field",
+ "cfg-if",
+ "critical-section",
+ "riscv 0.15.0",
+]
+
 [[package]]
 name = "qingke-rt"
 version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b955c60adac70c6d40205b1dbe9f57e1151d06aa842069cdbaef7bc07ad283fd"
 dependencies = [
- "qingke",
- "qingke-rt-macros",
+ "qingke 0.5.0",
+ "qingke-rt-macros 0.5.0",
+]
+
+[[package]]
+name = "qingke-rt"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a8ba56c91dd9a044bd519778bcf70644d1d936fee4ea20fdc2d0e3bac8f75fb9"
+dependencies = [
+ "qingke 0.6.1",
+ "qingke-rt-macros 0.6.1",
 ]
 
 [[package]]
@@ -599,6 +684,18 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "qingke-rt-macros"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "54edcd0e9b8b5c3c83d313c93869325bfcd969d30d9cef1a1015b0970b21be81"
+dependencies = [
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "quote"
 version = "1.0.40"
@@ -633,7 +730,20 @@ dependencies = [
  "critical-section",
  "embedded-hal 1.0.0",
  "paste",
- "riscv-macros",
+ "riscv-macros 0.1.0",
+ "riscv-pac",
+]
+
+[[package]]
+name = "riscv"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b05cfa3f7b30c84536a9025150d44d26b8e1cc20ddf436448d74cd9591eefb25"
+dependencies = [
+ "critical-section",
+ "embedded-hal 1.0.0",
+ "paste",
+ "riscv-macros 0.3.0",
  "riscv-pac",
 ]
 
@@ -648,6 +758,17 @@ dependencies = [
  "syn 2.0.101",
 ]
 
+[[package]]
+name = "riscv-macros"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7d323d13972c1b104aa036bc692cd08b822c8bbf23d79a27c526095856499799"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.101",
+]
+
 [[package]]
 name = "riscv-pac"
 version = "0.2.0"
diff --git a/Cargo.toml b/Cargo.toml
index 619d9b0..2804a16 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,7 +5,7 @@ edition = "2021"
 
 [dependencies]
 #ch32-hal = { git = "https://github.com/ch32-rs/ch32-hal", features = [
-ch32-hal = { path = "/home/judge/dev/github.com/ju6ge/ch32-hal", features = [
+ch32-hal = { git = "https://github.com/ju6ge/ch32-hal", branch = "feature/i2c-slave-api", features = [
     "ch32v203c8t6",
     "memory-x",
     "embassy",