From 05e055b854e46a7bbd60b4c249ff267a000b9258 Mon Sep 17 00:00:00 2001 From: Tobias Jahnke Date: Mon, 31 Jul 2017 11:46:47 +0200 Subject: adds experimental i2cwrite command --- ucs2-afb/ucs_binding.c | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) (limited to 'ucs2-afb/ucs_binding.c') diff --git a/ucs2-afb/ucs_binding.c b/ucs2-afb/ucs_binding.c index c0a9fcf..e413ee3 100644 --- a/ucs2-afb/ucs_binding.c +++ b/ucs2-afb/ucs_binding.c @@ -537,3 +537,62 @@ PUBLIC void ucs2_monitor (struct afb_req request) { afb_req_success(request,NULL,"UNICENS-to_be_done"); } +#define MUTE_VALUE 0x03FFU +#define MUTE_VALUE_HB 0x03U +#define MUTE_VALUE_LB 0xFFU + +#define CONTROL_MASTER 0x07U +#define CONTROL_CH_1 0x08U +#define CONTROL_CH_2 0x09U + +PUBLIC void ucs2_write_i2c (struct afb_req request) { + + /*const uint16_t MUTE_VALUE = 0x03FFU;*/ + /*const uint8_t MUTE_VALUE_HB = 0x03U;*/ + /*const uint8_t MUTE_VALUE_LB = 0xFFU;*/ + + /*const uint8_t CONTROL_MASTER = 0x07U;*/ + /*const uint8_t CONTROL_CH_1 = 0x08U;*/ + /*const uint8_t CONTROL_CH_2 = 0x09U;*/ + + struct json_object *j_obj, *temp; + static uint8_t tx_payload[3] = {CONTROL_MASTER, MUTE_VALUE_HB, MUTE_VALUE_LB}; + uint16_t node_addr = 0; + + /* check UNICENS is initialised */ + if (!ucsContextS) { + afb_req_fail_f (request, "unicens-init","Should Load Config before using setvol"); + goto OnErrorExit; + } + + j_obj = afb_req_json(request); + if (!j_obj) { + afb_req_fail_f (request, "query-notjson","query=%s not a valid json entry", afb_req_value(request,"")); + goto OnErrorExit; + }; + + node_addr = (uint16_t)json_object_get_int(json_object_object_get(j_obj, "node")); + AFB_NOTICE ("node_addr: 0x%02X", node_addr); + + if (node_addr == 0) { + afb_req_fail_f (request, "query-params","params wrong or missing"); + goto OnErrorExit; + } + + + UCSI_I2CWrite(&ucsContextS->ucsiData,/*UCSI_Data_t *pPriv*/ + node_addr, /*uint16_t targetAddress*/ + false, /*bool isBurst*/ + 0u, /* block count */ + 0x2Au, /* i2c slave address */ + 0x03E8u, /* timeout 1000 milliseconds */ + 3, /* uint8_t dataLen */ + &tx_payload[0] /* uint8_t *pData */ + ); + + + afb_req_success(request,NULL,"done!!!"); + + OnErrorExit: + return; +} -- cgit 1.2.3-korg