diff --git a/package/BL808/BL808.pyi b/package/BL808/BL808.pyi
deleted file mode 100644
index 7e8713ee7..000000000
--- a/package/BL808/BL808.pyi
+++ /dev/null
@@ -1,20 +0,0 @@
-import PikaStdDevice
-
-
-class GPIO(PikaStdDevice.GPIO):
-    def platformHigh(self): ...
-
-    def platformLow(self): ...
-
-    def platformEnable(self): ...
-
-    def platformDisable(self): ...
-
-    def platformSetMode(self): ...
-
-    def platformRead(self): ...
-
-class Time(PikaStdDevice.Time):
-    def sleep_s(self, s: int): ...
-
-    def sleep_ms(self, ms: int): ...
diff --git a/package/BL808/BL808_GPIO.c b/package/BL808/BL808_GPIO.c
deleted file mode 100644
index 8ad7e9f56..000000000
--- a/package/BL808/BL808_GPIO.c
+++ /dev/null
@@ -1,74 +0,0 @@
-#include "BL808_GPIO.h"
-#include <bl808_glb.h>
-#include <stdio.h>
-
-void BL808_GPIO_platformDisable(PikaObj* self) {}
-
-uint32_t getPinMode(char* mode) {
-    if (strEqu(mode, "out")) {
-        return GPIO_MODE_OUTPUT;
-    }
-    if (strEqu(mode, "in")) {
-        return GPIO_MODE_INPUT;
-    }
-    return NULL;
-}
-
-uint32_t getPinNum(char* pin) {
-    /* xx */
-    char* pin_num = pin + 1;
-    int pin_num_int = atoi(pin_num);
-    return pin_num_int;
-}
-
-void BL808_GPIO_platformEnable(PikaObj* self) {
-    /* Pxx */
-    char* pin = obj_getStr(self, "pin");
-    char* mode = obj_getStr(self, "mode");
-    printf("[  Info]: pin: %s, mode: %s, enable...\r\n", pin, mode);
-    // char *pull = obj_getStr(self, "pull");
-
-    GLB_GPIO_Cfg_Type cfg;
-    cfg.drive = 0;
-    cfg.smtCtrl = 1;
-    cfg.gpioFun = GPIO_FUN_GPIO;
-    cfg.outputMode = 0;
-    cfg.pullType = GPIO_PULL_NONE;
-
-    cfg.gpioPin = getPinNum(pin);
-    cfg.gpioMode = getPinMode(mode);
-    GLB_GPIO_Init(&cfg);
-}
-
-void BL808_GPIO_platformHigh(PikaObj* self) {
-    char* pin = obj_getStr(self, "pin");
-    printf("[  Info]: pin: %s set high...\r\n", pin);
-    GLB_GPIO_Write(getPinNum(pin), true);
-}
-
-void BL808_GPIO_platformLow(PikaObj* self) {
-    char* pin = obj_getStr(self, "pin");
-    printf("[  Info]: pin: %s set low...\r\n", pin);
-    GLB_GPIO_Write(getPinNum(pin), false);
-}
-
-void BL808_GPIO_platformRead(PikaObj* self) {
-    char* pin = obj_getStr(self, "pin");
-    obj_setInt(self, "readBuff", GLB_GPIO_Read(getPinNum(pin)));
-}
-
-void BL808_GPIO_platformSetMode(PikaObj* self) {
-    char* pin = obj_getStr(self, "pin");
-    char* mode = obj_getStr(self, "mode");
-
-    GLB_GPIO_Cfg_Type cfg;
-    cfg.drive = 0;
-    cfg.smtCtrl = 1;
-    cfg.gpioFun = GPIO_FUN_GPIO;
-    cfg.outputMode = 0;
-    cfg.pullType = GPIO_PULL_NONE;
-
-    cfg.gpioPin = getPinNum(pin);
-    cfg.gpioMode = getPinMode(mode);
-    GLB_GPIO_Init(&cfg);
-}
diff --git a/package/BL808/BL808_Time.c b/package/BL808/BL808_Time.c
deleted file mode 100644
index ed9b65e5d..000000000
--- a/package/BL808/BL808_Time.c
+++ /dev/null
@@ -1,11 +0,0 @@
-#include "BL808_Time.h"
-#include <FreeRTOS.h>
-#include <task.h>
-
-void BL808_Time_sleep_ms(PikaObj* self, int ms) {
-    vTaskDelay(pdMS_TO_TICKS(ms));
-}
-
-void BL808_Time_sleep_s(PikaObj* self, int s) {
-    vTaskDelay(pdMS_TO_TICKS(1000 * s));
-}
diff --git a/packages.toml b/packages.toml
index 58e925525..0213a021e 100644
--- a/packages.toml
+++ b/packages.toml
@@ -418,10 +418,6 @@ releases = [
 name = "modbus"
 releases = [ "v0.0.1 729ce8a497d73b53888180b9f6d0dfdac145df26" ]
 
-[[packages]]
-name = "BL808"
-releases = [ "v0.0.1 b3b2f1c0e30b703666342ae4628e544299cdbd11" ]
-
 [[packages]]
 name = "pika_fatfs"
 releases = [